The Ultimate Guide to E-commerce Website Builders
Store homepages all look like lifestyle photography. The differences show up when someone picks a size, a gift wrap option, and a shipping method at 11 p.m. Shopify, BigCommerce, Squarespace, Wix, and WooCommerce on WordPress.org are not interchangeable skins. They encode different bets about catalog size, staff, apps, and whether you will still be on the same chassis when you add wholesale or a second country. This guide is about those bets—not about which demo has the nicest hero video.
Checkout is the product; the theme is not
Customers forgive a slightly generic collection page. They do not forgive a cart that drops a discount code, hides shipping until the last step, or cannot take Apple Pay. Shopify’s checkout is the reason agencies default to it: Shop Pay, Shopify Payments, and a theme ecosystem that will not strand you after a redesign. BigCommerce competes on native checkout economics and heavier catalog ops. Squarespace and Wix commerce are real, but they are still website builders with a cart bolted on. If your business is the store, start in a commerce platform. If the store is a side door on a studio site, a lighter cart can be honest. Do not pick from the template thumbnail.
Shopify, BigCommerce, and the brochure-store lane
Shopify is the default for a reason: variants, apps, POS, and a merchant community that has already hit your edge case. The cost is app sprawl and transaction fees unless you stay on Shopify Payments. BigCommerce is the other serious SaaS cart—multi-channel, headless options, and pricing that can be kinder at volume—with a thinner theme and app story. Squarespace Commerce and Wix Stores fit small catalogs, workshops, and brands that care more about the rest of the site than about warehouse rules. Weebly via Square is the local-retail path. WooCommerce on WordPress.org is power and homework: hosting on Kinsta or SiteGround, plugin hygiene, and PCI reality. Match the lane to catalog chaos, not to a podcast ad.
Catalogs, variants, and the messy middle
A candle in three scents is not the same problem as apparel with size, color, and made-to-order lead times. Look at option limits, SKU imports, inventory locations, and whether bundles or wholesale price lists are native or an app. Shopify will do a lot with metafields and apps; you will pay for that flexibility in monthly clutter. BigCommerce often feels better when you already have an ERP or a dense catalog. Squarespace will feel tight once products need complicated modifiers. Digital goods, memberships, and subscriptions are their own checklist—do not assume “e-commerce” includes a membership drip. Export a CSV of your real catalog into a trial before you fall in love with a homepage.
Apps will quietly become the real invoice
Reviews, loyalty, subscriptions, wholesale, page builders, and pixel helpers all look cheap alone. Together they can match the platform fee. Shopify’s App Store is a city; audit it quarterly and delete what a theme update made redundant. BigCommerce’s market is smaller, which is either discipline or a missing feature. Wix App Market and Squarespace extensions follow the same pattern at a lower ceiling. WooCommerce’s plugin directory is infinite and uneven—treat it like production software, not a buffet. Ask each vendor what happens to your data if you cancel. If the answer is a shrug, you are renting a business process, not installing a widget.
Payments, tax, and the Monday morning report
Stripe, PayPal, Shop Pay, and local methods are not interchangeable. Card fees, payout timing, and chargeback tools change the week. Shopify Payments keeps more of the stack in one vendor; off-platform gateways can add fees. BigCommerce’s checkout economics are a common reason finance teams prefer it at scale. Squarespace and Wix will take Stripe or their own processing depending on plan and region—read the current docs, not a 2022 blog. Tax and shipping are where hobby stores die: nexus, VAT, carrier rates, click-and-collect. If you cannot explain how a paid order hits inventory and a bank payout, you do not have a store yet. You have a pretty catalog.
The takeaway
Choose Shopify or BigCommerce when revenue is checkout and the catalog will get weirder. Choose Squarespace, Wix, or Square-backed Weebly when the store is small and the brand site is the main job. Choose WooCommerce only if you want WordPress and you will fund hosting and maintenance like a product. The theme can change. The cart’s assumptions usually cannot.