What Is CPM (Cost per 1,000 Impressions)?
Cost Per Mille (CPM) is the price paid for every 1,000 impressions served in an ad auction.
Formula & calculation
CPM = (Ad Spend / Impressions) × 1,000
Practical example
Spending 600 USD for 100,000 impressions equals a 6.00 USD CPM.
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AdsRanger (2026). What Is CPM (Cost per 1,000 Impressions)?. Retrieved 13 November 2026, from https://adsranger.com/en/glossary/cpm.
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