Also .NET compact framework is not the same runtime as the .NET Framework, .NET MDIL (WP 8.x) or .NET Native (WP 10/UWP).
Actually, thanks to being AOT compiled to native code, budget WP 8.x and WP 10 device, used to be faster than their Android counterparts on the same price range.
https://blog.xamarin.com/android-in-c-sharp/
Also .NET compact framework is not the same runtime as the .NET Framework, .NET MDIL (WP 8.x) or .NET Native (WP 10/UWP).
Actually, thanks to being AOT compiled to native code, budget WP 8.x and WP 10 device, used to be faster than their Android counterparts on the same price range.