marketing

CPM Calculator

Calculate cost per thousand impressions based on spend and impressions.

CPM

How it works

Use this calculator to work out cost per thousand impressions based on spend and impressions.

Formula

CPM = (Ad Spend ÷ Impressions) × 1000

Example

If spend is 400 and impressions are 50000:

  • CPM = 8.00

Why it matters

CPM helps you compare awareness campaigns and understand the cost of reaching audiences at scale.

Common use cases

  • Display ad reporting
  • Brand awareness campaigns
  • Social media ads
  • Media buying comparisons

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