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“lighter Jacket”

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Lightest insulated jackets

Ranked by maker-published weight

Western MountaineeringFlash Vest5.0 oz$300
Western MountaineeringFlight Vest6.5 oz$325
ZpacksDown Jacket6.8 oz$375
Western MountaineeringQuickFlash Jacket7.9 oz$465
Katabatic GearTarn Down Jacket (Women's)9.7 oz$279
Western MountaineeringHooded Flash Jacket10.3 oz$500
Katabatic GearTarn Down Jacket (Men's)10.6 oz$279
Western MountaineeringFlight Jacket10.9 oz$450
Feathered FriendsEos Down Jacket (Women's)11.2 oz$429
Katabatic GearTincup Down Jacket (Women's)11.7 oz$309
Feathered FriendsEos Down Jacket (Men's)11.9 oz$429
Arc'teryxCerium Hoody11.9 oz
Arc'teryxAtom Hoody12.5 oz$300
Katabatic GearTincup Down Jacket (Men's)12.7 oz$309
Stone GlacierGrumman Down Jacket13.6 oz$399
KUIUSuper Down PRO Hooded Jacket14.8 oz$399
Feathered FriendsHelios Down Jacket15.0 oz$469
Outdoor ResearchHelium Down Hoodie (Men's)15.4 oz
Western MountaineeringVapor Jacket15.9 oz$575
Western MountaineeringMeltdown Parka1.06 lb$640
Feathered FriendsHelios Hooded Down Jacket1.08 lb$519
RabMythic Ultra1.18 lb$525
Western MountaineeringIon Parka1.57 lb$830
Feathered FriendsVolant Down Jacket1.61 lb$589
Western MountaineeringSnøjack Parka GWS1.77 lb$1,055
Feathered FriendsKhumbu Expedition Down Parka2.12 lb$789
First LiteUncompahgre Foundry Jacket (Men's)2.16 lb$350
Feathered FriendsRock & Ice Expedition Down Parka2.91 lb$1,019

6 left out of this comparison: 6 with no published weight.

All insulated jackets

Guides

Lightweight Insulated Jackets for Backpacking: Weight, Fill Power and Fill WeightGuide

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Insulated Jackets34 on record