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Fórmula CPM: cómo calcular Cost Per Mille

La fórmula CPM es simple: divide el coste entre las impresiones y multiplica por 1.000.

A good first check for awareness and reach campaigns.Useful before you scale spend or compare channels.Pairs best with frequency, CTR, and conversion data.
Fórmula

La fórmula

CPM = (Total Cost / Total Impressions) x 1000

If you spend $4,500 and generate 1,800,000 impressions, the CPM is $2.50. That number is only meaningful when you compare it with audience quality and campaign outcome.

Guía

Cómo calcularlo

  1. Use total campaign cost, including fees that are part of the media buy.
  2. Use total impressions, not clicks or reach.
  3. Divide cost by impressions and multiply by 1,000.
Definiciones de métricas

Ejemplo resuelto

SpendImpressionsCPM
$1,200400,000$3.00
$3,0001,500,000$2.00
$8,0002,000,000$4.00
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FAQ

Preguntas frecuentes

Do I use impressions or reach?

Use impressions for the CPM formula. Reach is a separate metric.

Why multiply by 1,000?

Because CPM is standardized to 1,000 impressions.

Can fees be included?

Yes, if they are part of the actual media cost you want to measure.