Find your break even ROAS and maximum sustainable CPA. Enter your figures once and they carry across both calculators.
🛒Best for online businesses and e-commerce — where Google Ads can see the sale value directly. ROAS tells you how much revenue you generate for every pound spent on ads.
What you charge the customer
£
Cost of goods or service delivery
£
Your total Google Ads spend
£
Optional — enter to check if it is sustainable
Your results
Profit per sale
£120
60% margin
Break even ROAS
1.7x
Minimum to not lose money
Recommended ROAS
2.5x
Target for healthy profit
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💡 These are estimates based on average performance. In practice some campaigns will outperform and some will drag the average down. Use Ad Optimiser to see exactly which campaigns are hurting your ROAS.
Want Ad Optimiser to track this automatically?
Connect your Google Ads account and Ad Optimiser tracks ROAS and CPA against your targets, flagging campaigns that fall below what your margins can support.