Calculator
Enter all monetary amounts in the same currency. The calculator returns ratios and amounts in that same basis.
ROAS ratio4:1
ROAS percentage400%
Revenue after ad spend3,000
Method and inputs
Formula: ROAS = attributed revenue / ad spend
Inputs: Attributed campaign revenue and the corresponding ad spend.
Worked example
$4,000 attributed revenue from $1,000 ad spend produces 4:1 ROAS, or 400%.
Important limits
ROAS measures revenue relative to advertising spend, not profitability. Attribution model, refunds, agency fees, product cost and customer lifetime value can change the business decision.