Alex Lawson
Checkout is one of the most measured, and most overlooked, parts of ecommerce.
Small UX mistakes at checkout can quietly destroy conversion rates, especially on mobile. Below are 10 common checkout UX mistakes and how to fix them.
Every extra field increases abandonment.
Fix: Remove non-essential fields and rely on autofill where possible.
Customers often leave checkout to find shipping details.
Fix: Clearly surface free shipping thresholds at checkout.
Generic upsells feel like interruptions.
Fix: Only show upsells that logically match the cart and customer segment.
Customers hesitate at the final step.
Fix: Reinforce returns, delivery speed, or guarantees at checkout.
Most checkouts happen on mobile.
Fix: Optimise spacing, tap targets, and content hierarchy.
Unexpected costs cause immediate abandonment.
Fix: Be transparent early and consistently.
Checkout speed directly impacts conversion.
Fix: Use lightweight components and performance-friendly tools.
Treating all customers the same wastes opportunity.
Fix: Personalise content by cart, customer segment, or market.
Customers need reassurance before paying.
Fix: Add trust badges, reviews, or delivery assurances.
Checkout performance changes over time.
Fix: Review, test, and optimise regularly.
Checkout Components enables brands to:
Checkout UX doesn’t need to be flashy, it needs to be clear.
Fixing even a few of these mistakes can unlock meaningful gains in conversion and AOV.
What is the biggest checkout UX mistake?
Unclear pricing and shipping information remains the top cause of abandonment.
How often should checkout UX be reviewed?
At least quarterly, and more frequently during peak trading periods.