Custom-Coded vs Shopify

Custom PHP vs Shopify for an e-commerce site.

This comparison is the simplest of the five: for most small business e-commerce, Shopify is the right answer, not custom. The exceptions are narrow but real — and worth knowing before you commit either way.

TL;DR

Shopify is the right choice for the vast majority of small business e-commerce — payment processing, inventory, tax compliance, shipping integrations, and a thriving app ecosystem are all hard problems Shopify has already solved. Custom-coded e-commerce makes sense only when your business has specific requirements Shopify can't model: unusual pricing logic, deeply integrated B2B workflows, regulatory constraints, or a content-first site with light commerce attached.

Side by Side

Custom PHP vs Shopify on the things that matter.

Dimension Shopify Custom-coded by Suncoast Local
Payment processing setup Built in — Shopify Payments, Stripe, PayPal, etc. Custom Stripe integration; everything else needs build
Tax compliance (US sales tax) Shopify Tax handles 50 states Roll your own or integrate Avalara
Inventory management Built in, with apps Custom-built
Shipping rate calculation Built in (UPS, FedEx, USPS) Custom integration
App ecosystem 10,000+ apps for any need Build whatever you need from scratch
Site speed (mobile) 65–90 (mobile, theme-dependent) 95–100 (mobile)
Schema markup Product schema built in, partial Full custom schema graph
Theme/design constraints Liquid templating, themed Unconstrained design
Monthly cost $29–$399/month + transaction fees Custom hosting + maintenance
Total setup time for storefront 1–2 weeks 6–12 weeks
PCI compliance burden Shopify handles it You handle it (significant)
Honest Assessment

When Shopify is actually the right choice.

We're not in the business of trashing other platforms. Here's where Shopify is genuinely the better fit.

You have 10+ products and standard checkout

If your business is "sell things online with a normal cart and checkout," Shopify solves it faster and better than any custom build. Use Shopify.

PCI compliance scares you (it should)

Handling credit cards yourself triggers PCI compliance obligations that are expensive and risky. Shopify offloads all of it — you never touch card data. For 99% of small businesses, this alone justifies Shopify.

You need to ship and pay sales tax

Multi-state sales tax compliance is genuinely complex. Shopify's tax calculation and shipping integrations save thousands of hours of custom work. Custom e-commerce that handles tax correctly is a significant ongoing maintenance burden.

You'll want apps later

Subscriptions, gift cards, loyalty programs, advanced shipping, inventory sync, abandoned cart recovery — Shopify's app ecosystem handles all of these for $10–$50/month each. Custom would require building or integrating each one separately.

Where Custom Wins

When custom-coded is the better fit.

Where the trade-offs go the other direction — these are the situations where custom code outperforms Shopify.

You have 1–5 products attached to a content-first site

A Sarasota artist selling a few prints, a Bradenton coach selling one course, an Englewood author selling their books — for very small product catalogs attached to a primarily content-driven site, Shopify is overkill. Custom integration of Stripe Checkout into a regular site is simpler and cheaper at this scale.

Your business logic is unusual

Custom B2B pricing tiers, conditional product availability based on customer attributes, regulated industries (firearms, alcohol, supplements), highly variable bundle pricing — Shopify's data model is excellent for normal retail but constrains unusual logic. Custom code shapes itself to your business.

You want one stack instead of two

A Shopify store next to a custom marketing site means maintaining two platforms, two design systems, two analytics setups. For some businesses, the simplicity of one unified custom platform outweighs Shopify's commerce features.

Performance is the absolute priority

Even well-built Shopify themes typically score 65–90 on mobile Lighthouse. Custom can hit 95–100 consistently. For a business where every millisecond costs sales (high-volume DTC brands), the Shopify performance ceiling matters. But this is rare for small businesses.

Real Scenarios

Concrete examples from the Suncoast region.

Specific business types we work with, and which platform actually fits each.

A Sarasota boutique with 200 SKUs

Shopify. No debate. The combination of inventory management, payment processing, shipping, and the app ecosystem makes this an obvious Shopify choice.

A Bradenton artist selling 5 prints

Custom or Shopify Lite. The product catalog is too small to justify Shopify's monthly fee for most artists. A custom site with Stripe Checkout buttons for each print is simpler and cheaper. Shopify Lite ($5/month) is an alternative if the artist wants Shopify-flavored backend without a full storefront.

A Venice winery with online sales + tasting room reservations

Shopify for the e-commerce, custom-built integration with whatever they use for reservations (Tock, Resy, custom). The custom marketing site can deep-link into the Shopify store. This is a common hybrid pattern.

A Lakewood Ranch wholesale food distributor (B2B)

Depends. Shopify Plus has serious B2B features but is $2,000+/month. Custom B2B e-commerce can be more cost-effective at that scale if the team has the technical capacity. Often a hybrid: Shopify for some workflows, custom integrations for the unique business logic.

Last reviewed: by Mike Ferreira.

FAQ

Common questions about Shopify vs custom.

Not sure which platform fits your business?

Start with a free comprehensive audit of your current site — or a free competitor audit if you're starting fresh. We'll give you an honest read on whether custom is the right move, or whether you're better off staying on Shopify for now.