Originally Posted by JerryRigged

Personally, I have antidotal proved this out to my self - at my local track, I often run my 4s 1/8 buggy and truggy at 70% throttle. Once, I tried to run 3s at 100%. Performance on the track was y similar. Runtime was noticeably shorter ( I didn't time it, but was surprised when it LVC'ed). Also, my motor truggy motor normally comes off the track about 110-130, that day it was 160f - lower voltage needs more amps to make the same power, which means more heat.

My .02