Calculadora de CPC e CPM
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
CPC = custo/cliques; CPM = (custo/impressões)×1000
About this calculator
The CPC and CPM Calculator is a practical tool for digital marketing professionals who need to calculate Cost Per Click (CPC) and Cost Per Mille (CPM) for their campaigns. CPC is obtained by dividing the total campaign cost by the number of clicks, while CPM is calculated by dividing the cost by the total impressions and multiplying by 1000. These metrics are essential for evaluating the efficiency of online ads, whether on platforms like Google Ads, Facebook Ads, or LinkedIn.
It works simply: enter the total campaign cost, the number of clicks, and the number of impressions. The calculator instantly returns the CPC and CPM. For example, if you spent $500, got 200 clicks, and 50,000 impressions, the CPC will be $2.50 and the CPM will be $10.00. These values help compare performance across different campaigns or traffic channels.
Use this calculator when planning paid media budgets, analyzing campaign reports, or optimizing bids in ad auctions. It is useful both for beginners learning digital marketing metrics and for experienced professionals needing quick calculations. Remember that CPC is more relevant for click-focused campaigns (like sponsored links), while CPM is suitable for branding campaigns aiming for reach.
Caution: ensure you use consistent values (same currency) and that click and impression data are accurate. CPM can be misleading if impressions are not qualified (e.g., bot impressions). CPC can vary depending on competition and ad quality. Always analyze both metrics together with conversion rate for a complete ROI view.
Frequently asked questions
What is the difference between CPC and CPM?
CPC (Cost Per Click) is the amount paid each time someone clicks on your ad. CPM (Cost Per Mille) is the cost for one thousand ad impressions. CPC is used in performance campaigns, while CPM is common in branding campaigns.
How do I know if my CPC is good?
It depends on your niche and product value. Compare with your industry average and check if the cost per click generates sufficient return (ROI). A low CPC is not always good if it doesn't lead to conversions.
What is a high CPM?
A high CPM means you are paying a lot to reach a thousand people. This can happen with highly targeted audiences or competitive niches. Evaluate if the reach justifies the investment.
Can I use the calculator for any currency?
Yes, as long as all values are in the same currency. The result will be in the same monetary unit entered.
Do I need many clicks for the CPC to be reliable?
The more clicks, the more stable the metric. With few clicks, the CPC can vary significantly. Ideally, have at least 50 clicks for a consistent analysis.