A majority of ad networks have the same payment model, and they pay their publishers in a similar range. The money you make with any ad network depends upon many factors such as content type, traffic quality, country, audience and so on. So, instead of hustling to find the answer to this question, you should focus on writing quality content that has the potential to get traffic from tier 1 countries. Normally, Traffic from tier 1 countries like the USA, UK, Canada, Australia can earn more than traffic from other countries. Also, try to cover topics that have high CPC. To get more about it, please read the following article: Top 10 Highest Paying Adsense Niches and Keywords