Originally Posted by
TeleBeaver
When you see 650, 700, 800 etc. that is the fill POWER. 800 and 850 are pretty much the highest quality down, which means it takes less fill WEIGHT to achieve the same warmth as a 650 fill power garment. A 650 fill power and 850 fill power jacket can provide the same warmth, but the 650 will be heavier and bulkier.
Idk just felt like clearing that up. I have a friend with a really nice 850 fill jacket who complains about how its not warm and how its a rip off but its because its a paper thin backpacking sweater, not a heavier ski parka. Drives me mad.