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Magento vs BigCommerce
Magento

Magento vs BigCommerce: Which platform scales better (and smarter) for growing businesses

69 min read

Choosing the right eCommerce platform is a strategic decision that determines how efficiently your business can scale, expand into new markets, and support increasingly complex operations. Magento and BigCommerce are two of the strongest contenders for growing and mid-market enterprises.

This article provides an honest, expert-level comparison of Magento and BigCommerce across the criteria that matter most: functional readiness for B2B and internationalisation, customisability, integration capabilities, performance, scalability, operational ease, and total cost of ownership (TCO). 

Magento vs BigCommerce: How their models impact your business

Magento and BigCommerce take two different routes to support a scaling business. Magento prioritises control and flexibility through an open architecture, but this comes with greater technical complexity and setup effort. BigCommerce, by contrast, focuses on simplicity and predictable operations through its SaaS model, making it easier to launch and manage, while limiting how far the platform can be customised as requirements grow. Understanding these foundational differences makes it clear why the platforms diverge in the detailed comparisons that follow. 

Overview of Magento

Magento is built on an open-source foundation, which means you own and can modify the platform’s source code to fit your business logic. This model gives you complete control over how your store functions, integrates, and scales, making it one of the most flexible commerce systems available.

The Magento Open Source edition is free to use and provides full code access, but requires you or your development partner to manage hosting, performance, and security. Adobe Commerce (on-premise) and Adobe Commerce Cloud extend this foundation with advanced B2B, content, and analytics capabilities under a paid licence. The Cloud version includes managed infrastructure and Adobe’s technical support while preserving full access to the core codebase.

In practice, this means Magento’s flexibility comes with ownership responsibility. You can build anything from multi-brand stores to complex pricing engines, but you also carry the cost and effort of maintaining performance, security, and upgrade compatibility over time.

Overview of BigCommerce

BigCommerce runs as a Software-as-a-Service (SaaS) platform. The platform itself manages hosting, performance, updates, and PCI compliance. Its Open SaaS model still allows developers to extend and integrate through APIs, webhooks, apps, or headless builds, giving freedom without infrastructure risk.

The trade-off: You gain predictability and speed but have less control over backend architecture.

BigCommerce offers four plans: Standard, Plus, Pro, and Enterprise. Standard, Plus, and Pro are fixed-price subscriptions with sales thresholds that determine when you need to upgrade to the next tier. Enterprise is custom-priced for larger or more complex needs and includes advanced APIs and service-level commitments.

Taken together, these models shape not just how each platform is built, but how costs accumulate as a business scales. Differences in ownership, operational responsibility, and platform constraints materially affect long-term development effort, maintenance overhead, and total cost of ownership for Magento and BigCommerce.

Magento vs BigCommerce: Pros and cons at a glance

The summary below highlights the key advantages and limitations of each platform at a glance, helping you quickly understand how their strengths align with your technical, operational and growth requirements. A detailed comparison follows in the next sections.

Platform

Pros

Cons

Magento

• Deeper customisability via full code access.

• Stronger support for regional variation (catalogue, language, currency, tax, payment).

• Large and mature module ecosystem.

• Higher operational and maintenance workload (hosting, upgrades, maintenance).

• Total cost can be unpredictable, depending on implementation quality and the upgrade work required to stay current with Adobe’s releases.

BigCommerce

• Predictable SaaS-based cost (hosting and updates included).

• Lower operational overhead as infrastructure is platform-managed.

• API-led customisation with minimal upgrade impact.

• Lighter native scope for B2B and regional variation.

• Higher-tier plans may be required due to API usage or storefront needs, increasing the ongoing cost.

• Limited ability to modify backend logic.

 

Magento vs BigCommerce: Detailed comparison

Native B2B Commerce capabilities

When comparing B2B capabilities, you should focus on each platform’s native features. The closer those built-in tools match your requirements, the less you need to depend on third-party add-ons or custom development. This reduces implementation effort and keeps long-term maintenance costs lower.

This comparison focuses on Adobe Commerce (as Magento Open Source does not include B2B features) and BigCommerce Enterprise (B2B edition is not available in lower tiers).

Capability

Adobe Commerce (B2B Suite)

BigCommerce Enterprise (B2B Edition)

Company-specific catalogues & price lists

- Supports multiple independent catalogues, allowing different product sets to be shown to different companies, customer groups or segments.

- Allows differentiated pricing by assigning specific price lists to different catalogues, enabling pricing variations for different companies, customer groups or segments.

- Uses a single global catalogue and provides differentiated product access by assigning products to specific storefronts or customer groups.

- Allows differentiated pricing by assigning specific price lists directly to companies or customers, without a separate catalogue layer.

Brand presentation and “shop by brand” navigation

- Provides a dedicated brand attribute that can drive brand filtering and navigation across a large catalogue. Brand landing pages can be generated automatically from brand attributes.

- Supports brand filters in layered navigation, enabling buyers to narrow large assortments by manufacturer.

- Represents brands using product attributes, without a dedicated brand entity. Brand landing pages must be created manually, typically using categories or custom content.

- Brand filtering relies on basic attribute filtering, not layered navigation controls.

Customer group visibility controls

- Supports rule-based visibility, allowing products and categories to appear only for specific companies, customer groups or segments.

- Allows visibility conditions to include multiple attributes (e.g., company, customer group, website, region).

- Supports group-level visibility by enabling or disabling products for specific customer groups.

- Visibility settings are manual and limited to group assignment, without layered or multi-attribute conditions.

Quote requests (RFQ)

- Supports a full RFQ workflow, where buyers submit quote requests and sales teams can adjust pricing, quantities or terms.

- Allows quotes to be negotiated and revised before being converted directly into orders.

- Supports basic RFQ submission, where buyers can request quotes and receive adjusted pricing.

- Allows quotes to be approved and converted to orders, but with fewer negotiation steps and limited sales-team workflow controls.

Sales representative assignment

- Allows assigning a dedicated sales representative to each company account.

- Sales reps see only the accounts and quotes they own, supporting true account-based sales management.

- Uses a shared quote inbox for staff to manage all B2B quotes together.
- Does not support assigning individual sales reps to specific company accounts or restricting visibility by rep.

Payment methods by account

- Supports native B2B payment methods, including Purchase Order, credit terms and offline bank transfer.

- Supports company-level spend limits and role-based payment permissions, controlling how different buyers within the same company can pay.

- Supports invoice and card-based payment methods natively; PO and credit-term workflows are not supported.

- Does not support spend limits or role-based control over which buyers within the company can use each payment method.

Purchase approval workflows

Enables configurable, multi-step approval chains based on company role, department or purchase thresholds.

Supports single-step approvals only and does not support multi-level or conditional approval logic.

Company accounts & user roles

Supports multi-level company hierarchies with defined roles (admin, buyer, approver).

Supports single-step approvals only and does not support multi-level or conditional approval logic.

Requisition lists / Saved orders

Provides requisition lists that allow each user to maintain multiple lists, add items via CSV or SKU import, and share lists with other users within the same company.

Provides saved product lists that each user manages individually; lists must be created manually, and there is no native CSV/SKU import or list sharing across users.

Quick order by SKU / CSV import

Supports quick ordering through SKU entry and CSV upload, with server-side processing and real-time validation, allowing larger lists to be handled based on the store’s hosting resources.

Supports quick ordering through SKU entry and CSV upload, using a simplified upload tool with basic validation, suitable for smaller lists without server-side processing.

Reorder from past orders

Allows reordering from the company-wide order history, including multi-user accounts.

Allows reordering from individual user order history only; company-wide order merging is not supported.

 

Note: Magento Open Source does not include native B2B features but can support B2B operations through third-party modules or custom development. This approach is flexible, but it requires careful control of module and custom code quality, and ongoing effort to manage a patchwork of solutions from different vendors.

Summary:

Both Adobe Commerce and BigCommerce Enterprise deliver strong B2B functionality, but they differ significantly in functionality depth and configurability. 

Adobe Commerce offers a more comprehensive native B2B suite, giving it greater capacity to accommodate advanced use cases. However, it also requires deeper configuration and more technical oversight during implementation. BigCommerce Enterprise offers a less comprehensive set of native B2B capabilities, but it still covers core needs and provides a simpler configuration model. When operational requirements extend beyond what the native toolkit supports, merchants typically rely on third-party apps or external services to fill the gaps.

Looking for a simpler way to access advanced B2B features?

On both Adobe Commerce and BigCommerce, achieving a full enterprise-grade B2B setup often requires multiple apps, several vendors or specialist development effort, which increases complexity as operations scale.

Carbon for B2B offers a cleaner path. It provides the most complete B2B feature set compared with the two platforms, packaged as a unified, ready-to-use solution. Its growing library of prebuilt components lets you extend and tailor your B2B experience easily without relying on external add-ons. Crucially, Carbon is fully managed by On Tap. With nearly 20 years of Magento engineering and large-scale B2B implementation experience, On Tap handles the underlying technical complexity so you don't have to. This ensures the entire solution remains stable, secure and continuously upgrade-ready, allowing your team to focus on operations rather than system maintenance.

Native capabilities for expansion across markets and customer segments

This section examines how Magento and BigCommerce support expansion into new regions and customer segments through their native capabilities. The focus is on how each platform facilitates customer experiences, operational efficiencies, and regulatory requirements across different markets.

Criteria

Magento 

BigCommerce 

Multi-store architecture

Provides full separation between markets through its website - store - store view hierarchy. 

Each market can have its own domain, catalogue, pricing logic, tax configuration, checkout settings, and language and can be configured independently.

Uses a centralised Multi-Storefront system where storefronts share the same foundational configuration and global settings. 

You can assign different domains, themes, and product groups per storefront, but core rules such as tax logic, checkout configuration, and system settings remain shared.

Number of storefronts supported

Does not impose limits on the number of websites, stores, or store views. Additional stores do not increase the licence cost.

Multi-storefront allocations vary by plan (Standard up to 3, Plus up to 5, Pro up to 8). Enterprise plans include a higher number of storefronts determined by contract, and additional storefronts can be purchased as add-ons.

Merchants on Standard, Plus or Pro plans must upgrade to the next plan tier if they require more storefronts than their plan allows.

Multi-catalogue management

Supports completely separate catalogues per website, or shared catalogues with variations at the store or store-view level. 

Product attributes, categories, and visibility rules can differ by store scope. 

Uses product assignment to control which products appear on each storefront. 

Product data and attributes are shared globally, and storefronts cannot maintain isolated, fully independent catalogues. 

Multi-currency

Magento supports all currencies defined in ISO 4217 (which currently includes 150+ currencies and continues to expand). 

Display currency (the currency shown on the storefront) and transaction currency (the currency customers pay in)  can be configured per market and do not depend on payment gateway behaviour.

Supports 100+ currencies natively.  

Display currency is set per storefront, and transaction currency depends on the capabilities of the connected payment gateways.

Multi-language

Supports multilingual sites by letting each language have its own fully translated set of interface text, product data and CMS content. 

All language versions are managed centrally and do not require separate storefronts or duplicated site setups.

Localises UI text and content through theme translation files and storefront-specific content, but does not support multilingual navigation, product data, URLs or SEO metadata within one storefront. 

Full-language versions are typically created by setting up a separate storefront for each language.

Content & design localisation

Each store view can have unique CMS pages, blocks, templates, themes, layout XML, and translations, enabling both content and structural UI differences. 

Storefronts can have distinct themes, Page Builder layouts, translated content, and template overrides, but component-level behaviour remains shared unless customised through theme code. 

Payment localisation

Supports region-specific payment methods at website/store level, including offline methods (Bank Transfer, PO, Cash on Delivery) plus PayPal/Braintree. 

Payment availability can differ by market. 

Supports global online payment methods (PayPal, Apple Pay, Google Pay, Braintree, Amazon Pay). Offline/invoice-style methods require apps or custom implementations. 

Tax & regulatory localisation

Provides native support for region-specific tax rules, VAT and GST structures, tax calculation settings and invoice formats. 

These rules can differ by market and are handled directly within Magento’s tax engine without requiring external tax services. 

Supports global tax models, with region-specific tax rules typically managed through integrated tax services such as Avalara.

Operational management

Separate scopes for admin roles, catalogue updates, and content changes. 

Automation is mainly schedule-based, where recurring operational tasks are executed at set times through tools such as cron jobs and indexing.

Single unified admin. Catalogue updates, content, and settings apply globally unless assigned differently per storefront. 

Automation is mainly rule-based, where product rules, customer tagging and notifications run automatically when specific conditions are met through trigger → condition → action workflows.

 

Summary:

Compared to BigCommerce, Magento provides stronger native support for regional variation, including more flexible catalogue management, broader multi-language handling, more complete multi-currency control, and deeper tax and payment localisation. These capabilities allow a wider range of market-specific requirements to be handled directly within the platform. 

At an architectural level, the two platforms take different approaches. Magento uses a scope-based structure that applies configuration at multiple levels within a single instance. BigCommerce uses a centralised multi-storefront model, where core settings are shared globally, and variation is introduced through storefront-level overrides. These structural models influence how regional differences are implemented and maintained in practice.

Customisability and long-term flexibility

This section examines how Magento and BigCommerce support tailored functionality through customisation. The focus is on the depth of customisation each platform enables, the methods used to achieve those customisations and the implications for total cost of ownership and technical overhead as your business evolves.

Criteria

Magento 

BigCommerce 

Depth of customisation

Frontend flexibility

Provides full control over frontend customisation through theming, templating and layout systems. 

Frontend flexibility

Storefront themes can be customised through template files, local scripts and Page Builder. Within the native theme system, some core components and behaviours remain fixed.

Backend logic 

Custom logic can be implemented directly within the platform. There are no platform-imposed limits on embedding custom workflows. 

Backend logic 

Backend logic cannot be modified directly. Custom logics are implemented externally and integrated with the platform rather than embedded in it.

Methods of customisation 

Customisations are implemented through direct code changes using modules, plugins, observers and template overrides. 

Supports customisation through APIs, the Stencil theme framework, storefront scripts, the Checkout SDK and custom apps. 

 

Summary

Magento provides a high degree of customisability through unrestricted code access, making it well-suited to businesses that need highly bespoke workflows, specialised integration patterns or differentiated multi-store logic that goes beyond standard implementation models. BigCommerce delivers controlled customisation through its API-first and theme-driven approach, making it appropriate for businesses whose operational workflows are more standardised and can be extended effectively through defined API patterns or structured theme customisation.

Ecosystem and integration readiness

New sales channels, new regions, new customer segments and new internal systems all require your commerce platform to extend its capabilities without friction. Ecosystem breadth and integration readiness determine how easily a platform can grow with these demands.

Criteria

Magento 

BigCommerce 

Ecosystem size and maturity

- Has one of the largest ecosystems in the commerce market with more than 3,500 modules listed on the official Magento Marketplace.

- Covers a broad range of categories, including ERP connectors, PIM and OMS integrations, CRM tools, advanced search engines, B2B workflow modules, multi-vendor marketplace and region-specific compliance tools.

- Supported by thousands of solution partners and developers, reflecting more than a decade of ecosystem growth and open-source community contribution.

- Has a smaller but highly curated ecosystem, with more than 1,200 apps in the BigCommerce App Marketplace.

- Covers the essential operational categories, including ERP connectors, PIM and OMS integrations, CRM tools, product feed managers and marketing apps, but does not include many specialised categories such as B2B workflow modules, advanced search engines or multi-vendor marketplace.

- Supported by a focused network of technology partners, app developers and iPaaS providers, reflecting BigCommerce’s SaaS-first integration model.

Integration readiness

- Uses REST and GraphQL APIs for system connections, and also allows integrations to run directly in the backend when custom workflow logic is required.

- Magento has an event and observer system that notifies integrations when actions occur, such as order creation or stock updates.

- No platform-imposed API rate limits; API usage depends on server resources. 

- All integrations connect through REST or GraphQL APIs, with custom logic handled outside the platform.

-  Webhooks and server-to-server communication notify external systems when actions occur, such as new orders or customer updates.

- API rate limits vary by plan. Higher-volume or real-time integrations generally require Enterprise plans with higher rate limits.

 

Summary

Magento and BigCommerce provide different paths for extending your commerce capabilities as operational needs evolve. 

Magento relies on a broad, mature module ecosystem and its ability to accommodate custom backend logic, offering a flexible foundation for businesses whose growth introduces varied or specialised requirements. BigCommerce takes a more streamlined, API-led approach supported by a curated app ecosystem, making it well-suited to businesses that want predictable integrations and low-maintenance extensibility as they scale.

Performance and scalability

This section examines how Magento and BigCommerce manage performance and support scalability as traffic, catalogue size and operational complexity increase. Performance on Magento depends heavily on hosting choices and technical optimisation, while BigCommerce provides platform-managed performance with automatic scaling.

Criteria

Magento 

BigCommerce

Hosting model

Merchants choose and manage their own hosting. Performance depends on the hosting provider, server capacity and infrastructure architecture.

Fully hosted SaaS. Hosting, infrastructure, uptime, security and PCI compliance are managed by BigCommerce.

Performance optimisation controls

Merchants can tune caching layers (Varnish, Redis), search engines (Elasticsearch or OpenSearch), CDN configuration and code-level performance. 

Optimisation requires technical expertise.

Performance tuning is platform-managed. BigCommerce includes built-in CDN, caching and automatic image optimisation. 

Merchants have limited control over underlying optimisation layers.

Scalability model

Scaling requires provisioning additional hosting resources. Merchants (or hosting partners) must scale vertically or horizontally based on predicted demand.

Scaling is automatic. BigCommerce handles traffic spikes, concurrency and catalogue growth without merchant involvement.

Global performance delivery

Merchants must configure CDN and global delivery unless using Adobe Commerce Cloud. 

Global performance depends on the hosting provider and architecture.

Global CDN and distributed infrastructure included. International shoppers receive optimised performance without setup.

Platform limits affecting performance

No fixed platform limits. Performance scales with hosting quality and server investment.

Plans include thresholds for API usage, product imports and other operational limits. 

Reaching these thresholds may require upgrading to higher-tier plans.

 

Note: Adobe Commerce Cloud provides managed hosting and performance tooling similar to SaaS platforms. It reduces some of the operational burden associated with Magento Open Source and Adobe Commerce On-Prem, but performance still depends on the resource tier selected and the quality of custom code.

Summary

Magento and BigCommerce differ fundamentally in how they deliver performance. Magento’s hosting-driven model gives businesses full control over performance architecture, making it suitable for merchants with large catalogues, complex storefronts or traffic patterns that require customised infrastructure. BigCommerce provides platform-managed performance with automatic scaling and built-in global delivery, making it a strong fit for teams that want predictable performance across markets without managing servers.

Ease of use, management and maintenance

This section evaluates how easily Magento and BigCommerce can be operated daily, how much ongoing system management each platform requires and the maintenance effort involved in keeping the system secure, updated and reliable.

Criteria

Magento 

BigCommerce

Ease of use

Provides a powerful but more complex admin interface with many configuration layers. 

Users often need more training to manage the catalogue, pricing and content efficiently.

Offers a simplified, intuitive admin designed for non-technical users. 

Catalogue updates, merchandising and content management are more straightforward and require less training.

Ease of management

Merchants must manage hosting, servers, caching layers, backups, monitoring, deployments and security patching. These tasks require technical oversight and dedicated operational processes.

Fully hosted SaaS model. Hosting, infrastructure, security, uptime, CDN delivery and PCI compliance are handled by BigCommerce. No server or system management is required from the merchant.

Ease of maintenance

Adobe releases updates regularly, so custom modules and integrations must be reviewed and adjusted to remain compatible. Maintenance effort increases with customisation depth.

Platform updates, security fixes and infrastructure improvements are applied automatically. Because customisations sit outside the platform core, updates rarely require merchant intervention.

 

Note: Adobe Commerce Cloud reduces some system-management responsibilities by providing managed hosting and DevOps tooling. However, application-level maintenance, security patching and custom code review remain the merchant’s responsibility. 

Summary

Magento offers deep flexibility but requires teams to manage hosting, deployments and upgrades. It is better suited to merchants with in-house technical capabilities or those working with a dedicated solutions partner.

BigCommerce prioritises ease and operational simplicity. BigCommerce’s fully hosted model and user-friendly admin benefits merchants who want predictable, low-maintenance operations without managing infrastructure.

Total cost of ownership: Bringing all factors together

The table below outlines the key cost components and how they apply to Magento and BigCommerce, giving merchants a clearer picture of long-term financial impact.

Cost Component

Magento 

BigCommerce 

Licensing

Magento Open Source is free. Adobe Commerce requires an annual licence fee based on revenue or GMV tiers, which increases as turnover grows. 

BigCommerce offers four subscription plans: Standard, Plus, Pro and Enterprise. Merchants are automatically moved to a higher plan when their annual sales exceed the GMV threshold of their current plan.

  • Standard: US$39/month when billed monthly.

  • Plus: US$105/month when billed monthly.

  • Pro: US$399/month when billed monthly

  • Enterprise — custom quote based on business size and needs.

Hosting

Hosting must be purchased separately. Costs vary depending on infrastructure type and performance requirements:

  • Shared hosting: typically from US$5–20/month.

  • VPS hosting: typically from US$20–150/month, depending on CPU, RAM and storage.

  • Dedicated or cloud hosting: typically from US$100–1,000+/month, depending on expected traffic volume, concurrency, and number of storefronts.

As Magento scales, hosting cost increases with traffic, concurrency and performance tuning demands.

(This does not apply to Adobe Commerce Cloud, as this edition includes hosting as part of its subscription).

Hosting is included in every plan. There are no additional hosting costs, and performance infrastructure is managed by BigCommerce.

Development and customisation

Customisations are implemented at the code level, enabling deep control over storefront behaviour and business logic. This increases the upfront development cost because engineering effort scales with complexity.

Customisations are implemented externally via APIs and scripts. This approach can result in lower development costs compared to Magento because it avoids modifying the platform core code.

Operations and maintenance

Merchants incur recurring costs for hosting management (except on Commerce Cloud), monitoring, security patching, backups and version upgrades. Each upgrade cycle requires compatibility checks and refactoring of custom modules and integrations, creating significant recurring engineering costs. The deeper the custom code, the higher the ongoing maintenance workload.

BigCommerce handles hosting, uptime, performance optimisation, security and platform upgrades. Operational and maintenance costs are significantly lower because the infrastructure is fully managed.

Third-party add-ons and integrations

Magento’s deep native functionality reduces reliance on third-party modules for B2B and multi-store scenarios, lowering long-term app spend.

Regarding integrations, Magento’s deep extensibility can increase ongoing engineering and QA effort, making ongoing costs unpredictable.

With lighter native coverage for B2B and multi-store functionality, BigCommerce may depend more heavily on third-party apps to support advanced workflows.

Regarding integrations, BigCommerce’s externalised integration model reduces maintenance, though some advanced workflows may require higher-tier plans to support greater API capacity.

 

Summary

Magento and BigCommerce follow fundamentally different TCO patterns. Magento concentrates TCO in development, hosting and ongoing maintenance, especially for customised or complex deployments, whereas BigCommerce concentrates TCO in subscription tiers and cumulative app fees as requirements scale beyond its native capabilities.

Drawing on nearly 20 years of implementation experience, we consistently see that one of the most material long-term cost drivers on Magento is long-term maintenance, particularly the ongoing upgrade workload. Adobe releases updates on a fixed cadence, and the cost of staying current increases with the depth of customisation, the number of integrations and the complexity of the codebase. For many merchants, this upgrade workload becomes both difficult to predict and increasingly expensive as the store evolves.

To solve this upgrade burden, On Tap developed Evergreen, a managed model under which we deliver free lifetime Magento upgrades, aligned with Adobe’s release cadence, after the initial project. During the first implementation, we optimise the store’s foundations to ensure it remains structurally upgrade-safe long term.

Because Evergreen removes this upgrade workload entirely, it changes how Magento is evaluated in a cost comparison. With upgrade engineering no longer a recurring cost variable, the decision between Magento and BigCommerce can be based more cleanly on the functional and operational differences between the two platforms, rather than the long-term maintenance overhead that typically influences TCO for customised Magento stores.

Strategic trade-offs and the path beyond Magento and BigCommerce

Magento and BigCommerce are both strong options for mid-market and growing enterprises. Each platform can scale effectively, but as businesses expand and operational complexity increases, for example, through new markets, new channels or more specialised workflows, the long-term trade-offs of each platform emerge more clearly.

Magento

Magento delivers powerful backend flexibility, but that flexibility carries operational responsibility.

  • Magento Open Source has no licence fees, yet custom code, integrations, performance tuning and long-term maintenance steadily increase total cost as complexity grows.

  • Adobe Commerce adds revenue-based licensing, which introduces cost variability for fast-growing brands.

BigCommerce

BigCommerce provides predictable early-stage operations with hosting, security and platform upgrades included. As businesses expand, however, costs often become more variable because merchants need to rely on additional third-party apps and move to higher-tier plans to support growing operational needs. This is commonly triggered by higher API usage, the need for more storefronts or the requirement for enterprise-only features.

As operational requirements increase, Magento’s flexibility comes with rising technical overhead, while BigCommerce’s simplicity introduces structural constraints and plan-driven cost increases. Both paths often prompt businesses to reassess whether their chosen platform can continue supporting long-term growth efficiently.

Carbon: A better alternative for sustainable growth

Carbon resolves the core constraints of both Magento and BigCommerce while preserving the strongest advantages of each. It combines the extensibility of Magento with the operational stability of a fully managed platform, delivering flexibility, scalability and predictable long-term ownership in a single architecture. 

Carbon achieves this combination of flexibility and stability because:

  • Carbon’s fixed annual licence, which does not tie to GMV, together with free lifetime upgrades, creates a significantly more predictable long-term cost structure than either platform. This removes the upgrade volatility seen in traditional Magento implementations and avoids the escalating subscription tiers and app dependencies that can arise on BigCommerce.

  • Carbon includes a comprehensive enterprise-level B2B feature set and native multi-store and multi-market capability, delivering broader coverage out of the box than Magento or BigCommerce.

  • Carbon is built on Magento, providing merchants with full backend flexibility and a proven, enterprise-ready architecture. This foundation supports advanced workflows, custom integrations and extensibility that are not possible in BigCommerce and other restricted platform models.

  • Technical complexities are removed with On Tap’s managed setup, customisation support and ongoing operational management, ensuring Carbon operates on a structured and maintainable codebase at all times.

  • Carbon also benefits from access to the entire Magento extension ecosystem while integrating seamlessly with On Tap’s specialist tooling, such as On Tap Cloud, Integration Flow and Audit IQ. This provides a broad, enterprise-ready foundation that can expand cleanly as the business evolves.

Conclusion

This article has examined Magento and BigCommerce through the lenses that matter most to decision-makers evaluating long-term commerce platforms. We have looked beyond feature lists to assess how each platform performs in real operational contexts: from B2B complexity and multi-market management to extensibility, ecosystem maturity, integration readiness, performance behaviour, operational demands and total cost of ownership. 

The comparison makes clear that both platforms are capable, but each embodies a fundamentally different model that brings distinct strengths, limitations and long-term implications.

For businesses seeking an option that sidesteps the constraints of both platforms, this article introduces Carbon as an alternative path. Carbon reflects the core themes highlighted throughout the analysis: a platform that remains flexible, scalable and maintainable as demands increase.

Selecting the best platform is challenging because it demands insights gained from hands-on implementations and a real understanding of how each platform behaves under scale, customisation and operational pressure. That is where On Tap’s eCommerce consulting services come in. With nearly 20 years of eCommerce experience across major platforms, particularly Magento and BigCommerce, our team helps you navigate this complexity with clarity and confidence so that you can make your next strategic decision on a solid foundation.

Contact us if you would like tailored guidance for your business to navigate through these options or plan your next steps.

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