https://github.com/johngirvin/Mobile-App-Performance
All tests run on iPhone 5s with iOS 8.3
Unity project uses benchmark code and data linked from Xamarin project
RoboVM 1.0.0: 0.872
RoboVM 1.2.0: 0.792
Unity Personal 5.0.2 - Mono with Script Call Optimization = Slow 1.964
Unity Personal 5.0.2 - Mono with Script Call Optimization = Fast 1.884
Unity Personal 5.0.2 - IL2CPP (arm64 build) 2.818
I’m no Unity master, so if I’ve done stupid things to make it slow then let me know.