Sampling rate for samsung android phones
According to ICS source code
case SENSOR_DELAY_FASTEST: delay = 0; break; case SENSOR_DELAY_GAME: delay = 20000; break; case SENSOR_DELAY_UI: delay = 66667; break; case SENSOR_DELAY_NORMAL: delay = 200000;
they are in μs so
will be 20ms or 50Hz
It depends on your hardware, etc. Therefore, you can measure it to be sure.
source to share