The problem with these temperature ratings, apart from the definitions involved in âstandardâ/âaverageâ people, is they also take no account of other factors in your sleep system. A bag with a high loft (a combination of fill weight and fill power) will keep you warmer because there will be more insulated air between you and the cold air outside. Because of this, it is the best type of sleeping bag for three seasonsâspring, summer (in the mountain), and fall. A key part of purchasing a new winter bag is ensuring it fits within your budget constraints. The treated down does a good job of keeping itâs loft and insulation even in slightly damp conditions. Itâs versatile, comfortable and will keep you warm and dry on the trail. We determine comfort based on the feel of the bag against our skin, how the hood and draft collar fit, and, most importantly, how much space is in the bag. Itâs still important to zip and unzip your bag carefully, as rough treatment will tear the shell fabric. The lightest bag in this review is the Western Mountaineering Versalite, with its super thin 12-denier Extremelite shell. The Top Twelve Best Winter Sleeping Bags Reviewed. Thankfully, modern down bags allow us to stay alive and even sleep comfortably in the coldest conditions with waterproof/breathable fabrics, hydrophobic down, and various clever design strategies. As with all Western Mountaineering bags, the Versalite has an excellent snag-free zipper, a lofty draft tube, and a warm draft collar. And if you’re heading out in the warm, summer months, consider a summer sleeping bag. Also, consider the use case of this sleeping bag. They were just that waterproof. This shape makes the bag less bulky for fitting into your backpack without compromising on warmth. You'll need a pad that's light, durable, and insulates well to complement a winter down bag. Purchasing a lightweight bag is an easy way to lighten the load on your next ski tour or winter backpacking trip. Paired with a down jacket, the versatile Versalite is a great choice for those who tend to sleep warm and want to cut weight. Tried and tested by ski patrollers, road trippers, and climbing dirtbags in the mountains through the cold months in California's High Sierra, we've got a pretty good handle on which bag is warm and which don't stack up. Some of these links may be of an affiliate nature, which means we earn small commissions if items are purchased. It’ll do, but only just!). Winter camping usually means sleeping on snow, which means youâre going to need a winter sleeping pad setup that blocks the cold beneath you from stealing away precious body heat. Best Winter Sleeping Bag #1. The bag compresses very small and is lightweight. It also packs down small. It's designed for use by adults, boys, girls, and kids alike. Most sleeping bags will have a temperature (warmth rating) often using the âEuropean Normâ system. A big trade-off in this category is the quality of the down fill and the loft it provides. Some sleeping bags also had two zippers so you could sit up while still inside the bag. Extra room in a sleeping bag is nice if you're going to be spending weeks at a time under the stars, but keep in mind that uninsulated space won't feel as warm as a tighter fitting bag. BEST FOR: HARDCORE â¦ Itâs a good all round sleeping bag that will keep you warm and comfortable. So if the feature set was well thought out, reliable, and didn't add significant weight to the bag, those scored the highest. Here is a complete list of everything you need for... Introduction Backpacking equipment is generally the same... Western Mountaineering Versalite, with its super thin 12-denier Extremelite shell, Best Overall Cold Weather Down Sleeping Bag, the world's most carefully tested and objective gear reviews, Warm, awesome comfort, great warmth to weight ratio, One of the warmest bags in the test, excellent color scheme, Comfortable, spacious, lightweight, elasticized baffles allow you to sit cross legged, Lightest bag in its class, super lofty, awesome zipper, Lack of hydrophobic down, missing top hood cinch, Significantly less warm than similarly rated bag, enormous footbox, vents, Shallow hood, not as warm as the heavier contenders, The Kodiak is the cream of the crop when it comes to loft and comfort, Without hydrophobic down, this one earns a top score among our test bags, This bag has a weight saving fitted cut and is great for alpine missions when you'll encounter wet snow, Loaded with features, this bag is great for those looking for a little luxury in the backcountry, A great bag when weight matters, especially for ski touring or cold weather backpacking. Be aware that larger sizes (obviously) add weight and volume, an important consideration when backpacking. But it's usually very expensive. Be sure to purchase a quality pad that will keep your body warmth in. It has less room but is significantly wider than the similarly rated Snowbunting and Antelope. Hopefully, if you pony up for the Phantom, your excuses not to get out in the backcountry this winter will disappear, as will any buyer's remorse. With the added amount of items needed to sleep with and the overall longevity of time spent in your sleeping bag, it makes sense to go with a wider cut like the Kodiak or Marmot Col. Available in a regular and a long length for maximum comfort whatever your height. The Sonic 0, in short, is a â¦ Our testers found they could even change clothes inside the bag. If you tend to move around when you sleep, youâll want one thatâs a bit roomier, so that you can turn your head to the side. These are the warmest sleeping bags for their weight, but the most expensive. The Nemo Sonic has the widest cut of all the bags; it employs a 20 denier ripstop fabric to keep the weight down from all that extra girth. Weâll say it again: A good sleeping bag can be one of â¦ This gives you the peace of mind that youâll still be warm even if it does get wet. Below is a very detailed review of â¦ Without it, you will likely succumb to the extreme cold while trying to catch some sleep. The folding size of the bag is 14 by 9 inches, and it weighs 4 pounds. Quite a colorful, lofty bunch of sleeping bags ready for our testers to analyze. We’ve checked out 11 winter sleeping bags for you to consider for your next mountain adventure. The Nemo Sonic earns a spot in the winner's circle for its comfort. The Coleman bag is a budget winter sleeping bag. The Lamina Z Torch is a lightweight, compressible synthetic sleeping bag that keeps you very warm in winter conditions. 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