Originally Posted by
lsberrios1
I calculate with the Power meter about 1000 cal/hr. if at z4 which is around 250w average. for z2 (170w) I drop down to about 500cal/hr. and z1 (100w) 300cal/hr.
That sounds low for 170W, see the video below where the presenter (170lb. male) measured this in a metabolic chamber. At 175-200w on a trainer he was burning 820 calories an hour. He's using the most accurate method of measuring energy expenditure.
http://youtu.be/NqwvcrA7oe8?t=48m57s