How do you compare CPA for display ads across different platforms or channels?
Display advertising is a popular way to reach and engage your target audience online. But how do you measure the effectiveness and efficiency of your display ads across different platforms or channels? One common metric is cost per acquisition (CPA), which tells you how much you spend to acquire a customer or a desired action from your ads. However, comparing CPA for display ads is not always straightforward, as different platforms or channels may have different definitions, methods, and data sources for calculating CPA. In this article, we will explain how to compare CPA for display ads across different platforms or channels, and what factors to consider when doing so.