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Meta ROAS measures the revenue Meta attributes to your ads for every dollar spent.

Formula

Meta ROAS = Meta Purchases Value ÷ Meta Spend

Formula Components

MetricDefinition
Meta Purchases ValueTotal revenue from purchases attributed to Meta ads
Meta SpendTotal amount spent on Meta advertising
Metadata
TypeRatio (multiplier)
Data SourceMeta Ads
AggregationRatio

Example

Your store spent $5,000 on Meta ads in January and drove $18,500 in attributed revenue.
CampaignSpendRevenueROAS
Prospecting$3,000$9,0003.0x
Retargeting$1,500$7,5005.0x
Lookalike$500$2,0004.0x

How It Works

Meta calculates ROAS by dividing the total purchase value it attributes to your ads by your ad spend. A ROAS of 3x means Meta credits $3 in revenue for every $1 spent. This metric uses Meta’s attribution model, which may differ from your actual store revenue due to attribution windows and cross-platform purchases.

When to Use

ScenarioAction
Campaign isn’t profitablePause campaigns with ROAS below your break-even threshold
Scaling decisionsIncrease budget on campaigns exceeding target ROAS
Creative testingCompare ROAS across ad variations to identify winners
Channel comparisonBenchmark Meta ROAS against other paid channels

MetricRelationship
Meta SpendThe denominator in ROAS calculation
Meta Purchases ValueThe numerator in ROAS calculation
Meta CPACost efficiency per purchase (inverse perspective)
Meta New Customer ROASROAS from first-time buyers only