What Are Average CPM Rates in 2015? January 27, 2014 By Michael Johnston 8 Comments 25 in Share Updated September 17, 2015 Anyone monetizing a website through display ads wonders at some point how their earnings compare to their peers. Display ad earnings can be standardized through the CPM metric–or, more appropriately, revenue per thousand impressions (RPM) . This figure refers to the cost to advertisers (which equates to revenue for publishers) for 1,000 ad impressions. In other words, it makes it possible to compare the earnings rates for sites regardless of audience sizes. The higher a site’s RPM, the more money it will earn for every thousand page views generated through ad networks (check out our media.net review ). CPM Rates By Channel Calculating an “average” CPM (or RPM) is of course very difficult. For starters, online advertisements are of course not served exclusively...