The Rab Neutrino Endurance 600 was redesigned for spring 2016 and is built for alpine climbers and cold weather backpackers for use on bivi ledges, light-weight mountaineering trips or general winter conditions.
The Sea to Summit Alpine Ap III is a 4-season mummy sleeping bag built for cold conditions and alpine expeditions. The Alpine Ap III utilizes waterproof down and a 3D Nanoshell to protect the user from the elements.
The RAB Neutrino Endurance 600 women-specific sleeping bag is a very warm, super comfortable bag with many features tailored to a women’s body and needs—provided she is not taller than 5’7” (largest size).
For general 3-season backcountry use, The North Face Furnace 20 stands tall. The Furnace 20 offers lots of room to move and fidget at night without being drafty, and the 550-fill down insulation keeps the cold night air at bay.
The Montane Minimus may be the best sleeping bag in our test, but it can also be the hardest to find. The British brand lacks the broad distribution of bigger, better known US brands, but the Minimus is worth tracking down.
The Therm-a-Rest Antares takes advantage of the fact that virtually every backpacker carries a sleeping pad as well as a bag. By relying on the pad’s insulation, Therm-a-Rest designers cut weight by eliminating most of the insulation in the bottom panel of the Antares.
The North Face Blue Kazoo has been available for decades, and the newly updated version continues to uphold the bag’s reputation as a dependable, comfortable backcounty bed suitable for general backpacking.
The Therm-a-Rest Mira takes advantage of the fact that virtually every backpacker carries a sleeping pad as well as a bag. By relying on the pad’s insulation, Therm-a-Rest designers cut weight by eliminating most of the insulation in the bottom panel of the Mira.
The Sierra Designs Backcountry Bed tossed out many modern design strategies and started fresh–and made it work for the most part. Though not the lightest, most compact or warmest of the lot, the bag earned universal accolades as the most comfortable bed in the class.
The Kelty SB 20 features top-notch 800-fill DriDown insulation at 25 percent less cost than the other 800-fill bags in the class. Unfortunately, to keep the weight down it sacrifices a bit of warmth and comfort.
The Big Anges Boot Jack offers outdoors enthusiasts a chance to have a water-resistant down bag without breaking the bank. For less than $200, this bag delivers solid performance that beats many of the higher end products in this class.