Cart Abandonment Rate Calculator
Calculate the percentage of online shoppers who add items to their cart but leave without completing a purchase. Use this to benchmark your checkout performance and prioritize conversion improvements.
About this calculator
Cart abandonment rate measures the proportion of initiated shopping sessions that do not result in a completed transaction. The formula is: Cart Abandonment Rate = ((Carts Created − Completed Purchases) / Carts Created) × 100. A rate of 70% means 7 out of every 10 shoppers who start the checkout process leave before paying. Industry research consistently shows global average cart abandonment rates hover between 65% and 75%, making checkout optimization one of the highest-leverage activities in e-commerce. Common abandonment causes include unexpected shipping costs, mandatory account creation, complex checkout flows, and payment security concerns. Monitoring this metric over time and after UX changes is essential for measuring the impact of optimization efforts such as guest checkout, exit-intent popups, and cart recovery emails.
How to use
Suppose your e-commerce store recorded 8,000 carts created and 2,400 completed purchases in a month. Apply the formula: Cart Abandonment Rate = ((8,000 − 2,400) / 8,000) × 100 = (5,600 / 8,000) × 100 = 70%. Seven out of ten shoppers abandoned before purchasing. Enter 8,000 in Carts Created and 2,400 in Completed Purchases to see this result. If you implement a cart recovery email campaign and completions rise to 3,200, the rate drops to 60%, confirming your campaign recovered 800 additional sales.
Frequently asked questions
What is the average cart abandonment rate for e-commerce stores?
The global average cart abandonment rate typically falls between 65% and 75%, though it varies by industry and device type. Mobile shoppers abandon at higher rates — often above 80% — compared to desktop users. Fashion and luxury goods tend to see higher abandonment than consumables or digital products. The Baymard Institute, which aggregates large-scale studies on the topic, pegs the average at approximately 70%. Rather than targeting a universal benchmark, aim to reduce your own rate incrementally through testing and optimization.
How can I reduce shopping cart abandonment on my website?
The most effective tactics for reducing cart abandonment address the root causes directly. Displaying all costs — including shipping and taxes — early in the browsing experience prevents sticker shock at checkout. Offering guest checkout removes the friction of mandatory account creation, which Baymard Institute identifies as a top abandonment driver. Simplifying the checkout form to the fewest necessary fields, adding trusted payment badges, and offering multiple payment methods (including buy-now-pay-later) also drive measurable improvements. Automated cart recovery emails sent within 1 hour of abandonment can recapture 5–15% of lost sessions.
Why is tracking cart abandonment rate important for revenue growth?
Cart abandonment represents revenue that was nearly captured — these shoppers demonstrated purchase intent by adding items to their cart. Even a modest 5-percentage-point reduction in abandonment rate can translate into significant incremental revenue without acquiring a single new visitor. For example, if your store generates $500,000 in monthly revenue with a 70% abandonment rate and you reduce it to 65%, you could recover roughly $35,700 in additional monthly sales from the same traffic. This makes abandonment rate one of the highest-ROI metrics to optimize in e-commerce.