Shopify vs BigCommerce: Which Platform Converts Better?

The platform decision shapes everything.

Choosing between Shopify and BigCommerce affects your store's conversion rate, operational costs, growth ceiling, and daily workflow for years. According to BuiltWith's platform statistics, Shopify powers 4.4 million active stores while BigCommerce hosts approximately 44,000 — a 100:1 ratio that tells part of the story but not all of it. BigCommerce's smaller market share doesn't mean it's inferior; it means it serves a different segment with different strengths.

This comparison evaluates both platforms across seven categories that directly affect your ability to convert visitors into buyers. We've used public data, third-party benchmarks, and hands-on testing to produce an honest assessment. If you've already committed to Shopify and want to optimize within the platform, our conversion rate benchmarks guide provides the performance targets you should be hitting.

What are Shopify and BigCommerce at their core?

Shopify is a hosted e-commerce platform launched in 2006 that prioritizes simplicity and app ecosystem breadth, powering 4.4 million stores with a 28% global e-commerce platform market share. BigCommerce, launched in 2009, is a hosted platform emphasizing built-in features and B2B capabilities, serving 44,000 stores with a focus on mid-market and enterprise merchants.

Shopify is a hosted e-commerce platform that provides everything needed to build, launch, and manage an online store. It started as a simple storefront builder and evolved into a full commerce ecosystem. Shopify's latest earnings show $7.1 billion in annual revenue, making it the largest pure-play e-commerce platform company.

BigCommerce is also a hosted e-commerce platform, but with a different philosophy. Where Shopify relies heavily on its app ecosystem to extend functionality, BigCommerce ships more features natively — reducing the need for third-party apps but limiting flexibility.

The market share gap is significant but context matters. BigCommerce targets merchants with $1M-$50M in annual revenue more aggressively than Shopify's mass-market approach. Many BigCommerce stores are larger individually than typical Shopify stores, which skews the store count comparison.

Understanding both platforms' core identity helps predict where each excels. Shopify wins on breadth and simplicity. BigCommerce wins on built-in depth and B2B features. The question is which advantage matters more for your specific business...

How does pricing compare between Shopify and BigCommerce?

Shopify's Basic plan costs $39/month with 2% transaction fees (unless using Shopify Payments). BigCommerce's Standard plan costs $39/month with zero transaction fees on any plan. Over 12 months at $10K/month in sales, Shopify with a third-party gateway costs $2,400 more in transaction fees than BigCommerce — but drops to $0 difference with Shopify Payments.

Pricing is the first filter for most merchants. Both platforms use tiered subscription models, but their fee structures differ significantly.

Subscription pricing comparison

The transaction fee trap

Shopify charges an additional 0.5-2% transaction fee if you use any payment gateway other than Shopify Payments. For a store processing $20K/month through a third-party gateway, that's $100-$400/month in extra fees — more than doubling the effective subscription cost.

BigCommerce charges zero transaction fees regardless of which payment processor you use. This is BigCommerce's strongest financial argument for merchants who can't or don't want to use Shopify Payments (unavailable in some countries, some merchants prefer their existing processor relationships).

Revenue-based plan limits

BigCommerce enforces annual revenue caps on each plan tier: Standard caps at $50K/year, Plus at $180K/year, Pro at $400K/year. Exceed the cap and you're forced to upgrade. Shopify has no revenue-based plan restrictions — you can process $1M/year on the $39/month Basic plan if you want.

For fast-growing stores, Shopify's lack of revenue caps provides more pricing predictability. BigCommerce's model penalizes success by forcing plan upgrades.

Hidden costs: apps and themes

Shopify's app-dependent model means the real cost often includes 3-8 monthly app subscriptions ($10-$100 each). A typical Shopify store spends $50-$200/month on apps for features that BigCommerce includes natively: product filtering, customer groups, B2B pricing, and built-in review functionality.

Conversely, BigCommerce's smaller app ecosystem means when you do need third-party functionality, you have fewer (sometimes more expensive) options.

The total cost comparison depends heavily on which features you need and whether you use Shopify Payments. There's no universal winner here...

Which platform has better conversion rate optimization tools?

Shopify has a broader CRO ecosystem through its 8,000+ app marketplace, while BigCommerce ships more CRO features natively — including built-in product filtering, customer groups with custom pricing, and abandoned cart recovery on all plans. Shopify stores average a 1.4% conversion rate versus BigCommerce's reported 2.0% — but this likely reflects BigCommerce's larger average merchant size rather than platform superiority.

CRO tools directly affect your bottom line. Here's how each platform handles the key conversion levers.

Built-in CRO features

BigCommerce ships more CRO features out of the box, particularly for B2B and wholesale use cases. Customer group pricing, which requires Shopify Plus ($2,300+/month), is available on BigCommerce's $105/month Plus plan.

App ecosystem for CRO

Where BigCommerce wins on native features, Shopify dominates on ecosystem breadth:

• Shopify: 8,000+ apps including hundreds of CRO-specific tools — A/B testing, social proof, countdown timers, trust badges, upsells, cross-sells, bundling, and more
• BigCommerce: 1,100+ apps with solid but limited CRO options

For Shopify stores, this ecosystem means you can find an app for virtually any conversion tactic. The downside: each app adds JavaScript overhead (200-600ms per app) and monthly fees ($10-$100+). This is where lightweight Liquid snippets provide an alternative — the same conversion features with zero speed impact and a one-time cost. Our marketplace offers snippets for the highest-impact CRO additions.

Checkout optimization

Shopify's checkout is a competitive advantage. It's been optimized across billions of transactions and includes Shop Pay — which converts at 1.72x the rate of standard checkouts according to Shopify's data. However, Shopify restricts checkout customization to Plus merchants ($2,300+/month).

BigCommerce offers more checkout customization on lower-tier plans through its Checkout SDK. You can modify the checkout flow, add custom fields, and integrate with additional payment methods without paying enterprise prices.

Already on Shopify and want to improve conversions without apps? Browse LiquidBoost's conversion snippets — trust badges, social proof, countdown timers, and more. Zero speed impact, one-time purchase.

How does site speed compare between Shopify and BigCommerce?

Shopify's average Largest Contentful Paint is 2.8 seconds versus BigCommerce's 3.4 seconds, based on Chrome User Experience Report data. Shopify's CDN (powered by Cloudflare) serves content from 300+ edge locations, while BigCommerce uses Akamai with 200+ locations. Both platforms achieve 99.98%+ uptime, but Shopify's infrastructure handles traffic spikes more consistently due to its larger scale.

Speed affects both conversion rates and SEO. Here's how the platforms compare on measurable performance metrics.

Shopify's speed advantage comes from three factors:

1. CDN scale. Shopify's Cloudflare-powered CDN has more edge locations and handles more total traffic, which improves cache hit rates globally.

2. Liquid's server-side rendering. Liquid processes entirely on the server, sending clean HTML to the browser. BigCommerce's Stencil framework is also server-rendered, but Liquid's simpler architecture tends to produce lighter initial payloads.

3. Checkout speed. Shopify's checkout is hosted on its own optimized infrastructure. BigCommerce's checkout, while customizable, doesn't benefit from the same level of dedicated optimization.

However, these are averages. A well-built BigCommerce store with minimal apps outperforms a Shopify store bloated with 10+ apps. The platform provides the baseline — your choices determine the actual speed. For Shopify speed optimization techniques, our mobile optimization guide covers the most impactful changes.

How do themes and design flexibility compare?

Shopify offers 12 free and 150+ paid themes through its official marketplace, plus thousands of third-party options. BigCommerce offers 12 free and 150+ paid themes with generally more built-in customization options per theme. Shopify themes use Liquid (beginner-friendly), while BigCommerce themes use Stencil/Handlebars (slightly steeper learning curve but more developer flexibility).

Theme quality and variety directly affect how your store looks and functions.

Theme marketplaces

Shopify: 12 free themes, 150+ paid themes ($180-$380) in the official Theme Store, plus thousands of third-party themes on ThemeForest, Creative Market, and independent sellers. The sheer volume means more options for every niche but also more quality variance.

BigCommerce: 12 free themes, 150+ paid themes ($150-$300) in the official marketplace. Fewer third-party options but generally consistent quality. BigCommerce's native themes tend to include more built-in features per theme.

Customization approach

Shopify's Theme Editor is drag-and-drop with section-based customization. Online Store 2.0 themes support app blocks — letting you add app functionality directly into page sections without touching code. This is the most user-friendly theme customization in e-commerce.

BigCommerce's Page Builder offers visual editing with widgets and drag-and-drop layout control. It's capable but less polished than Shopify's editor. BigCommerce provides more granular control over page layouts without code, but the interface has a steeper learning curve.

Developer experience

Liquid (Shopify) is a template language designed for simplicity. Our Liquid beginner's guide covers the basics — most store owners can learn enough to make customizations in 10-20 hours.

Stencil/Handlebars (BigCommerce) is more developer-oriented. It offers more flexibility for complex logic but requires stronger JavaScript skills. The learning curve is steeper but the ceiling is higher for advanced customizations.

For store owners who want to customize without coding, Shopify's editor is the clear winner. For developers building complex custom functionality, BigCommerce's Stencil offers more power. The choice depends on who's doing the work.

How do the app and integration ecosystems compare?

Shopify's 8,000+ app marketplace dwarfs BigCommerce's 1,100+ apps, providing more options in every category. However, BigCommerce's native integrations with ERP systems (NetSuite, Acumatica), headless commerce frameworks, and B2B tools fill gaps that Shopify only addresses through Plus or third-party apps. The average Shopify store uses 6-8 apps; the average BigCommerce store uses 2-3.

The app ecosystem determines what you can add to your store beyond the platform's native capabilities.

Shopify's app ecosystem

• 8,000+ apps covering every conceivable feature
• Strong categories: Marketing, CRO, social proof, reviews, shipping, accounting, customer service
• Quality range: From excellent to poorly maintained — vetting is required
• Cost impact: Average store spends $50-$200/month on apps
• Speed impact: Each app adds 200-600ms of JavaScript overhead
• Notable exclusives: Klaviyo's deepest integration, Shop Pay, Shopify Audiences

BigCommerce's integration approach

• 1,100+ apps with solid coverage of core categories
• Strong categories: ERP integration, B2B, multi-channel, headless commerce
• Quality range: Generally higher floor quality due to stricter marketplace curation
• Cost impact: Average store spends $20-$80/month on apps (more features built in)
• Speed impact: Fewer apps = less JavaScript overhead on average
• Notable exclusives: Native B2B edition, built-in faceted search, headless storefront API

Integration comparison by category

For merchants who prioritize flexibility and choice, Shopify's ecosystem is unmatched. For merchants who prioritize native functionality and fewer moving parts, BigCommerce delivers more out of the box. The hidden cost of Shopify's app-dependent model is the ongoing monthly spend and speed overhead that accumulates as you add more apps — something lightweight Liquid snippets solve for CRO-specific features...

Which platform is better for SEO?

Both platforms provide competent SEO foundations, but Shopify's speed advantage (2.8s vs 3.4s average LCP) gives it a measurable Core Web Vitals edge. BigCommerce offers more native SEO controls — automatic canonical tags, customizable robots.txt, and built-in structured data — without requiring apps. Shopify's SEO app ecosystem is broader, with tools like our best SEO apps review covering the top options.

SEO capabilities determine how much organic traffic your store can capture.

Shopify's SEO strengths: Faster page speeds, larger community creating SEO content and tools, more SEO apps for specialized optimization, and Shopify's growing investment in structured data.

BigCommerce's SEO strengths: Fully customizable URLs (Shopify forces /products/, /collections/ prefixes), native robots.txt editing, more complete built-in structured data, and bulk redirect management.

For most merchants, the SEO differences are minor enough that other factors should drive the platform decision. The platform that helps you create better content, build faster pages, and maintain cleaner technical SEO wins — and both platforms are capable of that with proper setup.

Which platform should you choose for your store type?

Choose Shopify for: DTC brands, single-product stores, dropshipping, POS-integrated retail, and stores prioritizing simplicity and app variety. Choose BigCommerce for: B2B/wholesale, multi-channel enterprise, stores needing complex pricing rules, and merchants who want to avoid app dependency. 85% of new e-commerce stores are best served by Shopify; the remaining 15% with B2B or enterprise needs should seriously evaluate BigCommerce.

Here's a decision framework based on store type:

Shopify is the better choice if you:

• Are launching a new DTC brand
• Sell directly to consumers (B2C primarily)
• Need POS integration for physical retail
• Want the largest ecosystem of apps and themes
• Prefer simplicity over granular control
• Plan to use Shopify Payments (avoiding transaction fees)

BigCommerce is the better choice if you:

• Sell B2B/wholesale and need customer group pricing
• Process $500K+/year and want zero transaction fees on any gateway
• Need complex discount rules (buy X get Y, tiered pricing)
• Want headless commerce with framework flexibility
• Require native ERP integration
• Prefer built-in features over app dependency

Either platform works well if you:

• Are an established brand with standard e-commerce needs
• Sell in one country with one currency
• Have a development team comfortable with either tech stack
• Prioritize SEO and content marketing

For the majority of readers considering this comparison, Shopify is the pragmatic choice. Its market dominance means more resources, more developers, more themes, and more tools. BigCommerce earns its place for specific use cases — particularly B2B and enterprise — where its native capabilities save significant time and money compared to Shopify Plus.

And regardless of which platform you choose, the conversion optimization principles remain the same: speed, trust, urgency, and social proof move visitors toward the purchase button. Our conversion rate guide covers those principles in platform-agnostic detail.

Frequently Asked Questions

Is Shopify or BigCommerce cheaper for small businesses?

At $10K/month in revenue using the platform's native payment processing, both cost $39/month on entry plans. Shopify becomes cheaper when accounting for built-in features: BigCommerce includes advanced filtering, customer groups, and persistent cart natively, while Shopify requires $30-$80/month in apps for equivalent functionality. Factor in total cost, not just subscription price.

Can I migrate from BigCommerce to Shopify (or vice versa)?

Yes, both platforms support import/export of products, customers, and orders. Shopify's Store Importer app handles BigCommerce migrations directly. Expect 2-4 weeks for a full migration including theme setup, URL redirect mapping, and app replacement. The biggest challenge is recreating custom functionality — apps and customizations don't transfer between platforms.

Which platform is better for international selling?

Shopify Markets (included on all plans) provides multi-currency, multi-language, and international domain management from a single store. BigCommerce supports multi-currency through its API but requires more manual configuration for full international support. For stores selling in 3+ countries, Shopify's international tools are more mature and require less setup time.

Does BigCommerce have a checkout as good as Shopify's?

Shopify's checkout, optimized across billions of transactions with Shop Pay (1.72x conversion rate boost), is the industry benchmark. BigCommerce's checkout is competent and more customizable on lower-tier plans, but lacks an accelerated checkout comparable to Shop Pay. For checkout conversion specifically, Shopify holds a measurable advantage — estimated at 5-15% higher checkout completion rates.

Which platform has better customer support?

Both offer 24/7 support via chat, email, and phone. Shopify's support team is larger but quality varies — complex technical questions often require escalation. BigCommerce assigns dedicated account managers to higher-tier plans ($105+/month), providing more consistent support quality. Shopify's community forum and third-party resource ecosystem is 10x larger, making self-service answers easier to find.

Keep Reading

• Shopify Conversion Rate Benchmarks
• Boost Shopify Conversion Rates Without Developers
• Shopify Mobile Optimization