Originally Posted by
1nterceptor
How long are your rides? How long will an Apple device(or Android)
with the screen, GPS and bluetooth on run?
Screen would be the battery killer. I typically ride about an hour during the week, and 2 on the weekends. Plenty of battery for that. The bluetooth 4 (newest) devices use so little energy,I doubt they would impact battery life. But definitely worth adding to the thoughts.