CPM Calculator

Enter any two values to calculate the third.

CPM Formula

CPM means cost per thousand impressions. It is used to measure how much an advertiser pays for every 1,000 ad impressions.

Calculate CPM

Use this when you know the total cost and impressions.

CPM = Cost / Impressions × 1000

Calculate Cost

Use this when you know CPM and impressions.

Cost = CPM × Impressions / 1000

Calculate Impressions

Use this when you know total cost and CPM.

Impressions = Cost / CPM × 1000

How to Use This CPM Calculator

This calculator works in three directions. Enter two values and leave the value you want to calculate blank.

  1. To calculate CPM: enter total cost and impressions.
  2. To calculate total cost: enter CPM and impressions.
  3. To calculate impressions: enter total cost and CPM.

CPM Calculation Example

If a campaign costs $500 and receives 100,000 impressions, the CPM is calculated like this:

CPM = 500 / 100000 × 1000 = 5

The campaign CPM is $5. This means the advertiser pays $5 for every 1,000 impressions.

FAQ

Common questions about CPM, advertising cost, and impressions.

What is CPM?

CPM stands for cost per mille, also known as cost per thousand impressions. It shows how much you pay for every 1,000 ad views.

How do I calculate CPM?

Divide the total campaign cost by the number of impressions, then multiply by 1,000.

Can this calculator calculate total campaign cost?

Yes. Enter CPM and impressions, leave total cost blank, and the calculator will calculate the estimated cost.

Can this calculator calculate impressions?

Yes. Enter total cost and CPM, leave impressions blank, and the calculator will estimate the number of impressions.

Is CPM the same as CPC?

No. CPM measures cost per 1,000 impressions, while CPC measures cost per click.