Marketing & ecommerce

Cart Abandonment Calculator

Estimate the share of started carts that did not become orders.

No sign-upBrowser-only calculationsFormula & methodology
01

Your numbers

Use one currency and the same reporting period. Sample values are filled in to help you start.

carts
orders

Your numbers stay in this browser.

02

Example result

Cart abandonment rate70%
Uncompleted carts
700 carts

Use a consistent cohort and allow time for delayed purchases. Checkout abandonment begins later in the funnel.

Understand the result

How to calculate it

Abandonment = (started carts − completed orders) ÷ started carts × 100

Use a consistent cohort and allow time for delayed purchases. Checkout abandonment begins later in the funnel.

Worked example

This is an illustrative scenario, not a market benchmark. Select “Reset to example” to reproduce it in the calculator.

Started carts
1,000 carts
Completed orders from those carts
300 orders

Cart abandonment rate: 70%

Common questions

Cart Abandonment FAQ

Are cart abandonment and checkout abandonment the same?

No. Carts include shoppers who never started checkout. Compare the same funnel step when measuring improvement.

What does this calculation leave out?

Use a consistent cohort and allow time for delayed purchases. Checkout abandonment begins later in the funnel.

Are my inputs saved or sent to a server?

Calculations run in your browser. We do not send your inputs or results to our server or analytics. A comparison stays in this tab until it is refreshed. A CSV is saved only when you choose to download it. See our privacy policy for ordinary hosting and optional analytics data.

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