BigCommerce: Complete eCommerce Platform Guide

What is BigCommerce

BigCommerce is a SaaS eCommerce platform founded in 2009 and publicly traded since 2020. It is positioned in the mid-to-upper market segment, between Shopify (more accessible) and enterprise solutions like Salesforce Commerce Cloud or VTEX. Its value proposition centers on three pillars: an open architecture that facilitates headless commerce, robust native B2B capabilities, and the absence of transaction fees across all plans.

Unlike Shopify, which has built a highly polished closed ecosystem, BigCommerce bets on open standards (REST and GraphQL APIs, Stencil or any custom frontend) and avoids penalizing sales volume with additional commissions.

Core features

Headless commerce

BigCommerce was one of the first SaaS platforms to adopt a headless architecture with complete APIs. This allows decoupling the frontend (React, Next.js, Vue) from the commerce backend, delivering greater speed, design flexibility, and unified multichannel experiences. The catalog, checkout, and order management operate as independent services consumable via API.

For teams with technical resources, this opens the possibility of building highly conversion-optimized experiences, since the frontend is not constrained by platform templates. This architecture greatly facilitates A/B testing cycles on the frontend without affecting the transactional backend.

B2B capabilities

BigCommerce includes native B2B features in its higher-tier plans:

• Catalogs and pricing by customer or customer group.
• Quick order forms with CSV upload.
• Corporate accounts with multiple buyers and roles.
• Invoices and credit payment.
• Order approval via hierarchical workflow.

These features are relevant for businesses that sell to both consumers and distributors or corporate accounts from the same platform.

Multi-storefront

The Multi-Storefront feature allows managing multiple stores (different geographic markets, brands, or channels) from a single BigCommerce instance. Catalog, orders, and customers are managed centrally, reducing the operational costs of maintaining multiple platforms.

Optimizable checkout

BigCommerce offers a native checkout optimized for conversion with one-step options, plus a Checkout API that allows building fully custom experiences. The native checkout is continuously optimized by the BigCommerce team using data from millions of transactions.

BigCommerce vs alternatives

Feature	BigCommerce	Shopify	WooCommerce	VTEX
Transaction fee	No	Yes (except Shopify Payments)	No	No
Native headless	Yes	Yes (Hydrogen)	Limited	Yes
Native B2B	Advanced	Basic	Plugin	Advanced
Multi-storefront	Yes	Yes (Markets)	Not native	Yes
Learning curve	Medium	Low	High	High
Entry price	~$39/mo	~$29/mo	Free + hosting	Enterprise
App ecosystem	Medium	Large	Large	Medium

Shopify wins on ease of use and app ecosystem. WooCommerce offers maximum flexibility at lower initial cost but with greater technical maintenance overhead. VTEX is an enterprise alternative with a strong presence in Latin America. BigCommerce occupies the middle ground: more powerful than Shopify for B2B and headless, more accessible than VTEX in cost and complexity.

CRO considerations when choosing a platform

Platform choice has a direct impact on your future optimization capacity. Before migrating or selecting, evaluate these factors from a CRO perspective:

Load speed. Headless setups on BigCommerce can achieve very high Core Web Vitals scores, which directly impacts conversion rate. Stores on native Stencil have acceptable but more limited performance.

Checkout flexibility. The checkout is the most critical step in the funnel. BigCommerce allows customizing it with JavaScript or through the Checkout API, making it easier to test variants without platform restrictions.

Data for experimentation. A well-designed CRO audit requires granular behavioral data. BigCommerce exposes standard eCommerce events compatible with Google Tag Manager, making it straightforward to implement the tracking needed for experimentation.

Testing integrations. The main A/B testing tools (VWO, Optimizely, AB Tasty) work on BigCommerce. Headless architecture makes it easier to integrate them at the component level, with greater precision and less impact on the user experience.

For teams focused on improving eCommerce conversion rates, the question is not just which platform is abstractly better, but which one allows you to iterate fastest with your team and available resources.

Migration and technical considerations

Migrating to BigCommerce from another platform requires planning the catalog migration (products, variants, images), customers, order history, and SEO redirects. BigCommerce offers native import tools and there are agencies specialized in migrations.

Migration is also an opportunity to audit and clean up the catalog, review URL architecture, and fix technical issues from the previous platform before they carry over to the new environment.

Conclusion

BigCommerce is a solid platform for brands that have passed the validation phase and need more advanced capabilities: B2B, headless, multi-market, or simply escaping transaction fees. Its open architecture makes it easier to build high-performance experiences and run continuous optimization processes.

If you are evaluating a platform switch or want to know whether your current platform is limiting your optimization capacity, the first step is a CRO audit that diagnoses technical and experience friction points. At Boost we help eCommerce teams build conversion-oriented technology stacks. You can also analyze your website for free with Scan&Boost.

Adrià Vidal — Boost