Are your Amazon ads paying for themselves?

ACoS is ad spend divided by ad sales. Compare it with your margin before ads: above that line, every ad sale loses money.

Find your margin before ads with the profit calculator: profit divided by sale price.

Amazon Ads checkLast 30 days, one product

Ad spend

Sales from ads

Total sales

Margin before ads

Profit you want after ads

ACOS25.0%

ROAS4.00×

TACoS8.0%

Break-even ACoS35.0%

Target ACoS25.0%

Ads
profitable

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Questions

What is a good ACoS?

Any ACoS below your break-even ACoS (your margin before ads) is profitable. Many POD sellers aim 10 points under it.

What is TACoS?

Ad spend divided by total sales, including organic sales. It shows how much your business depends on ads.