Checkout Completion Rate measures what percentage of users who begin the checkout process finish their purchase. This metric isolates checkout performance from earlier stages like browsing and cart addition.
Calculating Checkout Completion Rate
Checkout Completion Rate = (Completed Purchases / Checkout Starts) x 100
Checkout start is typically defined as reaching the first checkout page or clicking the checkout button.
Industry Benchmarks
Checkout completion rates vary by industry, device, and checkout complexity. Typical ranges:
- Well-optimized checkouts: 60-70%
- Average checkouts: 40-50%
- Poor checkouts: Below 30%
Baymard Institute research shows the average large e-commerce site can gain a 35.26% increase in through better checkout design alone.
Factors Affecting Completion Rate
Checkout length: More steps and fields reduce completion.
Guest checkout: Requiring accounts drops completion significantly. Baymard reports 26% of abandonments occur because account creation is required.
Payment options: Limited methods exclude potential buyers.
Unexpected costs: According to Baymard, 48% of abandonments happen due to extra costs.
: Missing security indicators reduce confidence.
Technical errors: Payment failures and form errors cause dropoff.
Improving Checkout Completion
Simplify forms: Remove unnecessary fields. Use autofill.
Offer guest checkout: Let users buy without creating accounts.
Show costs early: Display shipping and tax before checkout.
Multiple payment methods: Include cards, PayPal, Apple Pay, .
Trust indicators: , SSL, clear return policy.
: Show users where they are in the process.
Error handling: Clear messages that help users recover from errors.
Segmentation for Analysis
By device: Mobile often has lower completion rates.
By customer type: New vs returning customers behave differently.
By payment method: Compare completion across payment options.
By traffic source: Some channels bring more purchase-ready visitors.
