Across 68 projects and 30+ industries, INNERLUXES has seen firsthand how deeply user experience shapes revenue. In this article, we zero in on ecommerce UX specifically — and walk you through the moments that matter most, from the very first search to the final checkout click.
What UX Means for Ecommerce
Bad UX isn’t just an inconvenience — it’s money walking out the door.
Ecommerce stores that ignore user experience pay for it in ways that don’t always show up on a single report: customers who bounce before they browse, shoppers who fill a cart and disappear, and visitors who simply never return. The patterns repeat across every store, every niche, every platform.
Cart abandonment sits at roughly 70% globally. And when you dig into why people leave, most of the reasons aren’t about price or product — they’re about friction. Being forced to create an account. A checkout that asks too much. A total that only appears at the very end. These are UX problems, and they’re fixable.
- ~70% of shopping carts are abandoned globally — the majority due to UX friction, not product dissatisfaction.
- Shoppers who can’t find what they want in 30 seconds typically leave without converting.
- Forced account creation, hidden costs, and cluttered navigation are the top UX-driven conversion killers in ecommerce.
Best Practices for UX in Ecommerce
With over 132 IT professionals on our team, INNERLUXES brings real, hands-on insight into what makes ecommerce UX work — and what breaks it. Here’s what we recommend at each critical point in the customer journey.
Search
Most shoppers who can’t find what they want in 30 seconds just leave. Predictive search is now standard across nearly all ecommerce sites — but having it isn’t enough. A poorly designed search experience is often worse than none at all: cluttered suggestions, confusing formatting, and mobile screens that collapse under the weight of too many results all push users away.
Here are some tips on improving predictive search:
- Show up to 10 suggestions on desktop, 5–8 on mobile
- Avoid scrollable suggestion lists — they’re clunky, especially on touch screens
- Keep typed text in regular weight, predicted completions in bold
- Highlight the active suggestion with a visible selection state
- Match suggestion categories to what the user is actually typing, not just keyword overlap
- On mobile, ensure the search bar doesn’t push all other content off-screen
Catalog Categorizing
Too many categories don’t make a store easier to use — they make it harder to navigate.
When products are over-classified or placed in overlapping categories, your customers spend more time figuring out the menu than actually shopping. That confusion has a cost. A clean, well-structured catalog with fewer, clearer categories — backed by powerful filters — keeps shoppers moving forward instead of bouncing off your nav.
Think of it this way: your categories should feel obvious. If a customer has to pause and think about which section to click, that’s a signal to simplify.
Fewer top-level categories
Reduce the number of main navigation items. Each category should be immediately clear in meaning without requiring the user to hover or read a tooltip.
No overlapping buckets
Every product belongs in exactly one category. Overlapping classifications confuse users and damage trust in your store’s organization.
Filters over sub-categories
Instead of creating deeply nested category trees, invest in powerful, intuitive filtering. Let users narrow down within a broader category rather than forcing them to pre-classify their intent.
Filtering
When a customer lands on a category page with 200 products and no way to narrow them down, most of them leave. But filtering that’s confusing or broken is almost as bad as no filtering at all.
We recommend the following tips for implementing the filtering feature:
- Keep selected filter values visible in the sidebar — don’t let them disappear after being applied
- Show all active filters as a summary list so users always know what they’re viewing
- Use both a visual slider and manual number input for range-based filters like price or size
- Make it easy to remove any single filter or reset all filters at once
- Avoid hiding filter options behind extra clicks — surface the most-used ones upfront
- On mobile, use a slide-in filter panel rather than a collapsed accordion that’s hard to tap
Checkout
A checkout process that’s too long, too confusing, or too demanding is one of the fastest ways to lose a sale you already had.
Most stores ask for far more than they need. The average checkout form has over a dozen fields — many of them optional but unmarked, leaving customers unsure what’s actually required. That uncertainty slows people down. And when people slow down at checkout, they often stop altogether.
To optimize the checkout process, we suggest doing the following:
- Keep form fields between 5 and 8, and clearly mark each one as required or optional
- Use MM/YY format for card expiry — it matches what’s printed on the card and removes all guesswork
- Allow guest checkout — never force account creation before a purchase
- Show the full order total, including tax and shipping, as early as possible in the flow
- Auto-fill address fields using postcode or location where supported
Selected Ecommerce Projects by InnerLuxes
How Better UX Benefits Your Ecommerce Business
Every UX improvement you make compounds over time — fewer abandoned carts, higher repeat purchases, and a brand reputation that earns loyalty rather than demanding it.
Higher conversion rates
Every point of friction removed at checkout, search, or navigation directly increases the percentage of visitors who complete a purchase.
Lower cart abandonment
Streamlined checkout flows, transparent pricing, and guest checkout options directly reduce the ~70% global cart abandonment rate.
Improved repeat purchase rate
Shoppers who have a frictionless first experience are significantly more likely to return and purchase again without needing costly remarketing.
Stronger brand trust
A polished, intuitive shopping experience signals reliability and professionalism — two things that directly influence purchasing decisions and referrals.
Lower support costs
Clear navigation, transparent order information, and a smooth checkout process reduce the volume of “where’s my order” and confusion-driven support tickets.
Better mobile performance
With mobile commerce growing every year, UX improvements on touch interfaces — from search to checkout — directly impact your largest and fastest-growing traffic source.
Ecommerce UX — Q&A
The most common cause is friction in the checkout process — too many form fields, forced account creation, and surprise costs (like shipping or taxes) revealed only at the final step. These UX issues account for the majority of the globally observed ~70% cart abandonment rate.
We recommend showing up to 10 suggestions on desktop and 5–8 on mobile. Avoid scrollable suggestion lists, which are clunky on touch screens. Keep typed text in regular weight and predicted completions in bold for visual clarity.
Checkout forms should be kept to between 5 and 8 fields. Every field should be clearly marked as required or optional. Guest checkout should always be allowed — forcing account creation before a purchase is a leading cause of checkout drop-off.