Skip to main content
DigiCalcs

How to Calculate C P M

What is C P M?

A CPM (cost per mille) calculator determines the cost of 1,000 advertising impressions or computes total campaign cost from impressions and CPM rate. CPM = (total cost ÷ total impressions) × 1,000. Typical CPM rates range from $2–$10 for display ads, $15–$30 for video.

Step-by-Step Guide

  1. 1Input total ad spend and impressions
  2. 2Divide cost by impressions
  3. 3Multiply by 1000

Worked Examples

Input
$5000 spent, 2 million impressions
Result
$2.50 CPM
Cost per thousand impressions

Common Mistakes to Avoid

  • Wrong parameters
  • Missing adjustments

Frequently Asked Questions

What does this calculator do?

Set parameters

How do I use this calculator?

Run calculation

Ready to calculate? Try the free C P M Calculator

Try it yourself →

Settings

PrivacyTermsAbout© 2026 DigiCalcs