MER & POAS
Calculator
Go beyond platform ROAS. Measure your true Marketing Efficiency Ratio and Profit on Ad Spend across all channels to know if you're actually scaling profitably.
All sales, all channels combined
Meta + Google + TikTok + all platforms
Product cost / manufacturing
Shipping + warehouse + 3PL costs
Returns, app fees, payment fees
MER = Total Revenue ÷ Total Ad Spend. Healthy: >3.0x
POAS = Gross Profit ÷ Total Ad Spend. Healthy: >1.5x
Unlike ROAS, these metrics account for your actual costs — not just platform-reported numbers.
MER Status: Healthy
Your ad spend is generating strong returns across all channels. Keep scaling.
MER
4.00x
Revenue / Ad Spend
POAS
1.88x
Gross Profit / Ad Spend
Net Profit
$22,000
After all costs + ad spend
Net Margin
22.0%
Net profit / revenue
Total Costs
$78,000
Ad Spend Ratio
25.0%
Gross Profit
$47,000
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Frequently Asked Questions
Common questions about the MER & POAS Calculator