  # What is the Difference Between CPM and eCPM?

CPM stands for “cost per thousand,” and it refers to the cost of displaying an advertisement 1,000 times. eCPM stands for “effective cost per thousand,” and it represents the estimated earnings that you would receive for every 1,000 ad impressions. eCPM is often used to compare the performance of different advertising campaigns or to assess the overall effectiveness of an advertising strategy. It is calculated by dividing the total earnings by the number of impressions, and then multiplying by 1,000.  Can I Get AdSense Approval With AI Content?

CPM is commonly used to measure the effectiveness of advertising campaigns and to compare the performance of different campaigns.

The CPM for a given ad is calculated by dividing the cost of the ad by the number of impressions and multiplying by 1,000. For example, if an ad cost \$50 and was displayed 10,000 times, the CPM would be calculated as follows:

CPM = (50 / 10,000) * 1,000 = \$5.00

In this example, the CPM is \$5.00, which means that it cost \$5.00 to display the ad 1,000 times.

CPM is often used to measure the efficiency of an ad campaign, as it can help advertisers determine the cost of reaching a specific audience. A higher CPM indicates that it is more expensive to display the ad, while a lower CPM indicates that it is less expensive.

For example, if you earned \$50 from 10,000 impressions, your eCPM would be calculated as follows:

eCPM = (50 / 10,000) * 1,000 = \$5.00

There is no one-size-fits-all answer to this question, as the eCPM that is considered “good” will depend on a variety of factors, such as the type of ad, the target audience, the format of the ad, and the platform on which the ad is displayed. In general, a higher eCPM is better, as it indicates that you are earning more money for every 1,000 impressions. However, it’s important to keep in mind that a high eCPM does not necessarily mean that an ad campaign is successful.

That being said, some industry benchmarks can serve as a general guideline. For example, the average eCPM for display ads (banner ads) in the US is around \$2.80, while the average eCPM for video ads is around \$10.00. These figures can vary significantly based on the specific context in which the ads are being displayed.

To calculate CPM from eCPM, you can use the following formula:

CPM = eCPM * (impressions / 1,000)

Here’s an example:

Suppose you have an eCPM of \$5.00 and you want to know how much you would pay for 100,000 impressions. Using the formula above, you can calculate the CPM as follows:

CPM = \$5.00 * (100,000 / 1,000) = \$500.00

So in this example, you would pay \$500.00 for 100,000 impressions.

Keep in mind that this is just one way to calculate CPM from eCPM, and the exact formula you use may depend on your specific needs and the context in which you are working.

RPM stands for “revenue per thousand,” and it refers to the amount of revenue that you earn for every 1,000 impressions. eCPM stands for “effective cost per thousand,” and it represents the estimated earnings that you would receive for every 1,000 ad impressions.

While the terms are similar, they are not exactly the same. RPM measures the revenue that you earn from an ad, while eCPM measures the estimated earnings that you would receive for a given number of impressions. Additionally, RPM is typically used to measure the performance of an ad campaign or the effectiveness of an advertising strategy, while eCPM is often used to compare the performance of different campaigns or to assess the overall effectiveness of an advertising strategy.

So, while eCPM and RPM are related and can be used to measure similar things, they are not interchangeable terms.