Is a lower CPC always better?

Not necessarily — a cheaper click that rarely converts to a sale can be worse value than a more expensive click with a much higher conversion rate.

How is CPC different from CPM?

CPC charges per click, so you only pay when someone engages. CPM charges per 1,000 impressions regardless of clicks — see the CPM Calculator.

Calculate CPC (Cost Per Click) — how much you're paying, on average, for each click on your ad.

Total ad spend

Total clicks

CPC

$2.00

Cost per click

CPC = total cost ÷ total clicks — a simple average cost per click across the whole campaign.

A campaign costing $100 that generates 50 clicks has a CPC of $2.

Comparing CPC across campaigns targeting very different audiences or industries, where typical costs vary widely.
Ignoring conversion rate — a lower CPC doesn't always mean better value if those clicks convert less often.

Is a lower CPC always better?: Not necessarily — a cheaper click that rarely converts to a sale can be worse value than a more expensive click with a much higher conversion rate.
How is CPC different from CPM?: CPC charges per click, so you only pay when someone engages. CPM charges per 1,000 impressions regardless of clicks — see the CPM Calculator.