E-Commerce Break-Even & Profit Margin Matrix
Know the exact ROAS and CPA that keep a product profitable.
Unit economics
Enter your per-unit costs and price.
Typical card processors charge around 2.9% + $0.30 per transaction.
Gross profit before ad spend
What's left after product, shipping, and payment costs.
Total cost / unit
$15.46
Payment fees / unit
$1.46
Gross profit / unit
$24.53
Gross margin
61.3%
Profit margin matrix
Max ad spend and required ROAS at each margin target.
| Margin target | Max ad spend (CPA) | Required ROAS |
|---|---|---|
| Break-even | $24.53 | 1.63x |
| 10% profit | $20.53 | 1.95x |
| 20% profit | $16.53 | 2.42x |
| 30% profit | $12.53 | 3.19x |
About this tool
Enter your manufacturing cost, shipping, packaging, and payment fees against your sales price, and instantly see your gross margin along with the maximum ad spend (CPA) and required ROAS at break-even and at several profit targets.
How to use E-Commerce Break-Even & Profit Margin Matrix
- 1
Enter your sales price and per-unit manufacturing cost (COGS).
- 2
Add shipping and packaging costs, plus your payment processor's fee.
- 3
Check your gross profit per unit and margin percentage before any ad spend.
- 4
Read the matrix to see the max ad spend and required ROAS at break-even and at 10%, 20%, and 30% profit targets.
Frequently asked questions
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