Cost per action or pay per action is an online marketing billing method in which advertising costs are calculated according to specific user actions. Said action can be determined individually by you. Depending on whether one of the actions was performed, a commission is due. These are the cost per action. ... Continue readingCPA (Cost per Action)
CPC (Cost per Click)
What does CPC mean?
Cost per click (CPC) is a payment model in which advertisers pay for each click on their ad. PPC (pay per click) is also used as a synonym. It is a common metric in paid online marketing to measure the success of campaigns. CPC is often used in search engine advertising and social media ads.
What is CPC?
CPC is a payment model or billing method commonly used in online marketing. It describes billing per booked advertising medium. This can be display, video, or search ads. The focus is on acquiring users and influencing their consumer behavior. It is important to note that CPC does not involve a flat rate, but is billed on a performance basis. You can consider the amount to be paid as a commission for the publisher.
How is the CPC calculated?
With CPC, the price is determined by the principle of the highest bidder. A limited number of advertising spaces are available. The better the CPC bid, the better the advertising space. Thereby you should know: Advertising spaces have different prices. For example, an ad above the organic search ads is more expensive than an ad below. A measurable size is necessary for bidding.

To illustrate, here’s an example:
The CPC is determined by the auction principle: the advertiser with the highest bid and the best ad quality gets the advertising space. Google Ads uses a payment model in which CPC depends on factors such as ad rank, keyword relevance, and landing page quality.
An advertiser places search ads. On one day, 100 users click on the ad. A cost per click of $1.50 has been set. The total CPC therefore amounts to $150.
How high is the actual CPC?
The cost per click (CPC) can vary significantly depending on the platform, competition, and target audience. As a rule, the CPC depends on an auction model in which advertisers bid on specific keywords or placements. The CPC is determined not only by the advertiser’s bid, but also by factors such as ad quality, keyword relevance, and landing page quality. The more relevant and high-quality the ad, the lower the CPC can be, even if the bid is not the highest.
Another influencing factor is competition: in competitive industries or for keywords in high demand, CPC costs can rise significantly. For example, Google Ads ads in the finance or insurance sector can be significantly more expensive than in less competitive niches. Geographic target groups also play a role – CPC for local search ads can be lower than for global search queries. It is therefore important to monitor CPC regularly and adjust campaign parameters accordingly to optimize costs and ensure good profitability.
To illustrate, here’s an example:
Five advertisers compete for four ad slots above the organic search results. The advertisers’ ad ranks are 60, 52, 30, 15, and 9 as follows. If at least an ad rank of 50 is required for search ads to be played above the search results, only the first two advertisers are eligible. The CPC of the advertiser with the ad rank of 60 must be just high enough to outperform the advertiser with the ad rank of 52. The CPC of the latter must be just high enough to exceed the minimum rank of 50. So you can imagine this a bit like a bidding process.
What are the advantages of CPC?
A click is required to estimate the CPC. Compared to cost per mille, impressions play no role in the calculation. In this way, the advertiser can ensure that his advertising material is really noticed. By setting maximum CPC, unwanted costs can also be avoided. CPC promise good calculability with the help of web analysis tools. Nevertheless, it is very important that you regularly evaluate the CPC and thus check whether the clicks actually lead to user actions on the landing page.
Does the CPC also have disadvantages?
However, with all the laurels for the CPC method, one disadvantage should not be ignored. Click fraud can be generated and the advertisers can be betrayed. In addition, if a user clicks the ad several times, the costs are billed more than once. This means that the advertising budget made available is used up more quickly. Although Google takes vehement action against these cases and takes invalid clicks into account in the calculation, it cannot guarantee that click fraud will be detected 100%.
Where is the CPC used?
The cost-per-click billing model is used in Google Ads. There, it is used both in the display network and in search engine marketing to determine costs. The CPC is also used for paid social ads on Facebook, Instagram, and other sites.
What is the auto-optimized CPC?
Advertisers have the option to activate the auto-optimized CPC function. Here, the advertiser sets a daily advertising budget. Google then automatically adjusts the maximum CPC for each possible ad delivery to maximize the click-through rate. Bids are increased when a conversion becomes more likely. Conversely, the maximum CPC is lowered when a conversion becomes less likely.
FAQs
What does CPC mean?
CPC stands for “cost per click” and describes a payment model in which advertisers pay for each click on their ad.
How is CPC calculated?
CPC is calculated by dividing the total cost of a campaign by the number of clicks.
What are the advantages of CPC?
CPC enables precise cost control and ensures that advertising measures are only paid for when a user actually shows interest.
What are the alternatives to CPC?
One alternative is the cost per thousand impressions (CPM) model, in which advertisers pay for the number of impressions their ad receives, regardless of whether a user clicks on it.

Olga Fedukov completed her studies in Media Management at the University of Applied Sciences Würzburg. In eology's marketing team, she is responsible for the comprehensive promotion of the agency across various channels. Furthermore, she takes charge of planning and coordinating the content section on the website as well as eology's webinars.
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