A hiking-gear retailer running PrestaShop 8 came to us with a familiar number: 9,400 checkout starts a month, 5,830 completed orders. A 62% completion rate sounds fine until you compare it against the roughly 70% that well-optimized stores in the same category were hitting. The drop-off wasn't happening at "add to cart" — it was happening one screen later, right after the customer saw a shipping cost that hadn't been mentioned earlier, a mandatory phone number field nobody explained, and a checkbox forcing account creation before payment.
That's the pattern we see across PrestaShop stores that think checkout is optimized just because it has three steps instead of five. Checkout optimization in 2026 isn't about counting steps — it's about removing every point where a customer has to stop and think.
Why checkout still leaks revenue in 2026
Three things changed the checkout conversation recently, and a lot of stores haven't caught up:
- Mobile now dominates the funnel. For many PrestaShop stores we audit, 60-70% of checkout starts happen on a phone, yet the checkout template was designed and tested on desktop.
- Payment expectations shifted. Shoppers expect to see Apple Pay, Google Pay, or a BNPL option before they've even opened their wallet. If your only options are card and bank transfer, you're asking for a decision the customer didn't expect to make.
- Trust signals matter more, not less. With card fraud headlines becoming routine, an unfamiliar checkout page — different fonts, no visible padlock, a payment redirect to a domain the customer has never heard of — creates hesitation exactly when you need none. Baymard Institute's checkout research consistently ranks this kind of trust hesitation among the top five reasons shoppers abandon a purchase.
None of this means adding every payment method or redesigning everything. It means auditing where friction actually costs money versus where it's just cosmetic.
The building blocks of a modern checkout
A checkout that converts well in 2026 tends to share a handful of traits, regardless of the platform underneath it.
One-page vs multi-step: what the data actually shows
We get asked constantly whether one-page checkout beats multi-step. The honest answer: it depends on cart complexity. For stores with straightforward carts — one shipping address, one payment method — single-page checkout usually wins because it reduces perceived effort. For stores with configurable products, multiple shipping addresses, or B2B quote flows, a well-signposted multi-step process with a visible progress bar tends to outperform a single overloaded page.
| Factor | Single-page checkout | Multi-step checkout |
|---|---|---|
| Best for | Simple carts, low SKU complexity | Complex carts, B2B, multiple addresses |
| Perceived speed | Faster (illustrative: -8% avg. time to purchase) | Slower per step, but clearer |
| Mobile performance | Requires careful accordion UX | Naturally suits smaller screens |
| Error recovery | Harder to isolate field errors | Easier — errors are scoped to a step |
| Dev effort on PrestaShop | Moderate (override checkout controller) | Lower — closer to default template |
Guest checkout as the default, not the exception
If your PrestaShop store still nudges customers toward account creation before they can pay, that's worth revisiting. Guest checkout should be the default path, with account creation offered after the order confirms — "save these details for next time" converts far better than "create an account to continue."
Where AI fits into checkout optimization
AI's actual role in checkout right now is narrower than the marketing around it suggests. The realistic use cases:
- Dynamic field validation that catches address or card-number typos before submission.
- Predictive autofill using past order data to cut form time.
- Real-time fraud scoring that lets low-risk, returning customers skip extra verification while unfamiliar ones still get a 3-D Secure challenge — see AI fraud detection for online stores for how that scoring works.
- Smart payment method ordering, showing the option most likely to convert first, rather than a static list.
What AI doesn't fix: a checkout that asks for information you don't need, or one that hides shipping costs until the last step. No amount of personalization solves a trust problem.
Payment method mix: what merchants are testing now
Card and bank transfer are no longer enough in most EU markets. What we're seeing tested successfully across PrestaShop merchants:
- Digital wallets (Apple Pay, Google Pay) positioned first on mobile
- BNPL for average order values above a merchant-specific threshold (often €75-150)
- Local payment methods matched to shipping country — iDEAL for Dutch customers, Bancontact for Belgian ones
- A2A/open-banking options, still early but growing — covered in future payment trends in Europe
A/B testing your checkout without breaking it
A few rules keep checkout testing from generating support tickets:
- Test one variable per experiment — field order, button copy, or payment method position, not all three at once
- Run tests for a full weekly cycle minimum; checkout behavior shifts between weekday and weekend shoppers
- Exclude repeat B2B customers from consumer-focused checkout tests — they skew the data
- Always keep a rollback path; checkout code should never ship without a feature flag
Checklist: auditing your PrestaShop checkout today
- [ ] Shipping costs are shown before the final payment step, not after
- [ ] Guest checkout is the default; account creation is optional and post-purchase
- [ ] Mobile checkout has been tested on an actual device, not just a resized desktop window
- [ ] At least one digital wallet option is enabled
- [ ] Form fields match what's strictly needed for fulfillment and invoicing
- [ ] Error messages point to the specific field, not a generic "something went wrong"
- [ ] The SSL certificate and payment redirect domains look trustworthy to a first-time visitor
What to build toward for 2027
The direction is fairly clear: fewer fields, more payment choice, and checkout logic that adapts to the customer instead of the other way round. Pair any overhaul with a look at page speed — a well-designed checkout still loses customers if it loads slowly, covered in Core Web Vitals for PrestaShop. If your roadmap includes a headless or hybrid frontend, read whether headless commerce is worth it before committing engineering time to it.
Start smaller than that, though. Pull your last 90 days of checkout funnel data, find the single step with the steepest drop-off, and fix only that step first. Run the page through PageSpeed Insights while you're at it — a slow-loading payment step will mask any UX fix you make. Measure again in two weeks before touching anything else.
Frequently asked questions
What's the single biggest checkout mistake PrestaShop merchants make? Showing shipping costs for the first time on the final payment screen. Customers who've already filled in their address and card details feel ambushed by a number they didn't budget for, and a large share simply close the tab. Displaying an estimated shipping cost on the cart page, before checkout starts, fixes most of that drop-off.
Does one-page checkout always convert better than multi-step? No. Single-page checkout tends to win for simple carts with one address and one payment method, because it reduces perceived effort. Multi-step checkout often performs better for complex carts, B2B orders, or multiple shipping addresses, where a visible progress bar and scoped error messages reduce confusion instead of overwhelming the customer.
Should I require account creation before checkout? No — guest checkout should be the default path on a PrestaShop store. Forcing account creation before payment is one of the most consistently cited reasons for checkout abandonment in usability research. Offer account creation after the order confirms instead, framed as saving details for next time rather than a gate to purchase.
How many payment methods should a PrestaShop store offer? Enough to match your customers' actual habits, not as many as possible. Card, a digital wallet like Apple Pay or Google Pay, and at least one locally preferred method per shipping country is a reasonable baseline. Adding options nobody uses just adds visual clutter and decision friction to the payment step.
How does AI actually improve checkout conversion? Realistically, through narrow, specific tasks: catching address or card-number typos before submission, predicting form values from past orders, scoring transactions for fraud risk so low-risk repeat customers skip extra verification, and ordering payment methods by what's likely to convert for a given shopper. It doesn't replace fixing basic friction like hidden costs.
How often should I A/B test my checkout? Run tests continuously, but change one variable at a time and let each test run a full weekly cycle at minimum, since weekday and weekend shoppers behave differently. Avoid testing multiple checkout changes simultaneously — it becomes impossible to tell which change actually caused a shift in conversion.
Related reading
- Best Practices for Reducing Cart Abandonment
- Future Payment Trends in Europe
- Core Web Vitals for PrestaShop
- AI-Powered Dynamic Pricing Explained
- Headless Commerce: Should You Consider It?
