Break-Even ROAS Calculator
Last updated: July 2026
Calculate break-even return on ad spend from order value, gross margin, payment fees, fulfillment costs, returns and advertising budget.
Break-even return on ad spend
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- Contribution profit per order before ads: —
- Break-even revenue from entered budget: —
- Break-even orders from entered budget: —
- Maximum advertising cost per order: —
On this page
Quick summary: Calculate break-even return on ad spend from order value, gross margin, payment fees, fulfillment costs, returns and advertising budget. Enter the requested values, calculate, review the result, and compare more than one realistic scenario before making a decision.
Read the complete guide
What this calculator estimates
Calculate break-even return on ad spend from order value, gross margin, payment fees, fulfillment costs, returns and advertising budget. It is designed for fast planning and comparison in the United States. The output is an estimate, not a binding quote, approval, tax determination, insurance offer or professional recommendation.
How to use it
Enter the requested values using a single consistent time period and currency. Select Calculate, review the headline result and supporting figures, then change one assumption at a time to compare another scenario.
How the calculation works
Contribution profit subtracts payment fees, fulfillment and expected returns from gross profit per order. Break-even ROAS is revenue divided by contribution profit, or one divided by contribution margin ratio.
Important limitations
Taxes, overhead, discounts, shipping revenue, repeat purchases, attribution and channel incrementality are not included.
Frequently asked questions
Is the result exact?
No. It is a planning estimate based on the assumptions entered.
Can I compare different scenarios?
Yes. Change one input at a time so you can see which assumption changes the result.
Does the calculator store my inputs?
The calculation runs in the browser and does not require an account. Avoid entering unnecessary confidential information.