My understanding regarding iOS responsiveness is that it leverages the GPU for many UI elements while Android does not, relying instead on the 2D Skia engine.

My understanding regarding iOS responsiveness is that it leverages the GPU for many UI elements while Android does not, relying instead on the 2D Skia engine. source: http://code.google.com/p/android/issues/detail?id=6914 http://code.google.com/p/android/issues/detail?id=6914