Calories burned...Treadmill vs Garmin 910xt

RNTrice

I have a Nordic Track Commercial 1750 treadmill and after a 4.3 mile run it reads 841 calories burned. My Garmin 910xt reads 530 calories burned. Big difference, which is accurate? I'm 5'10 and 245lbs.

Mr_Knight

Go with the Garmin.