Blended Cost Per Engagement: Aggregate CPE Across Platforms

The cost per social engagement on your ads, aggregated across all advertising platforms.

Formula

Blended Cost Per Engagement = Blended Spend ÷ Blended Engagements

Formula Components

Metric	Definition
Blended Spend	Total ad spend across all platforms
Blended Engagements	Total social engagements across platforms

Metadata
Type	Currency
Data Source	Meta Ads, Google Ads, TikTok Ads
Aggregation	Ratio

Example

Your campaigns spent $12,000 and generated 8,000 engagements this month:

Platform	Spend	Engagements	CPE
Meta Ads	$6,500	5,200	$1.25
Google Ads	$3,000	1,500	$2.00
TikTok Ads	$2,500	1,300	$1.92
Blended	$12,000	8,000	$1.50

How It Works

Blended CPE divides total ad spend by the sum of all social engagements across Meta, Google, and TikTok. Lower CPE indicates more efficient engagement per dollar.

When to Use

Scenario	Action
Benchmark engagement efficiency	Compare CPE across platforms and campaigns
Optimize social campaigns	Shift budget toward platforms with lower CPE
Evaluate creative performance	Test which creatives drive engagement at lower cost

Metric	Relationship
Blended Spend	Numerator in CPE calculation
Blended Engagements	Denominator in CPE calculation
Blended CPM	Cost per 1,000 impressions

See all Blended Engagement metrics →

Blended Reactions Blended Cost Per Like

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​Formula

​Formula Components

​Example

​How It Works

​When to Use

​Related Metrics

Formula

Formula Components

Example

How It Works

When to Use

Related Metrics