Best Sleeping Bags for Adults (2022 Reviews)

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A sleeping bag is perhaps the most crucial piece of sleeping equipment since it prevents convective heat loss, keeping you warm and comfortable during the night. The amount and quality of insulation in a sleeping bag determines its warmth.

 Because high-quality winter sleeping bags employ high-grade insulation , they require less insulation to offer the same warmth as less sophisticated sleeping bags. As a result, they are very light and pack down compactly, which is a significant advantage.

Sleeping bags for adults are also very important for them as they used to travel more, these bags will help them to get comfort on their trip. Here is the list of the best winter sleeping bags for adults.

Marmot Phase

Marmot Phase

Image Credits: amazon

Specifications

Lining Nylon
Fill Goose down
Temperature 18.5 degree

Wrapping oneself in a warm blanket in the middle of the woods has never been more romantic than with Marmot’s 3-season Phase 20F Degree Down sleeping bag. This type has been well received by backpackers and campers alike, as it is made of sturdy Rip stop Nylon of 10 deniers. Cold and damp weather isn’t anything to avoid.

Pros & Cons

Pros       Cons
The insulated draught tube supports the YKK 2-way zipper. The zipper has a less-than-premium feel about it.
The goose down keeps the sleeping bag warm for lengthy periods of time.
The sleeping bag is quite light

Kelty Cosmic 20 Degree

Kelty Cosmic 20 Degree

Image Credits: amazon

Specifications

Lining Polyester taffeta
Temperature 19 degree F
Fill Dri down

The Cosmic 20 is filled with a blend of 16.4 ounces of insulation, with 550-FP down accounting for 75% of the weight and polyester batting accounting for the remaining 25%. To resist long-term compression, the down is spread throughout the bag, while the synthetic insulation is limited to the bag’s underbelly.

This bag has an EN lower limit temperature rating of 21°F with this combination. This bag also has a passive neck baffle to keep heat from leaking via the hood opening. 

Pros & Cons

Pros Cons
The Nylon shell and PFC-free water-resistant down prevents rain from penetrating the sleeping bag. Temperatures as low as 19 degrees Fahrenheit. 
The sleeping bag’s sturdy shell and interior materials assure its longevity. The actual limit is in the low 30s.
This is one of the least expensive sleeping bags

Nemo Disco 15 Sleeping Bag

Nemo Disco 15 Sleeping Bag

Image Credits: amazon

Specifications

Fill With Nikwax
Temperature 15 to 30 degree
Lining Nylon

The Disco 15 is insulated with 22 oz of 650FP down. In the industry-standard EN test, this wins it a commendable 14F lower limit temperature rating. It also has a snug neck baffle to keep heat from escaping through the hood. This could be owing to its large size, which would presumably require more body heat to warm. Larger people may find the 15F rating to be more accurate.

Pros & Cons

Pros     Cons
The blanket fold design lets you tuck yourself in like at home. Heavy to carry
The vertical baffling prevents cold patches from forming.
The pillow pocket allows you to stuff your jacket or other things into the sleeves.

Vango Nitestar 350 Sleeping Bag

Vango Nitestar 350 Sleeping Bag

Image Credits: amazon

Specifications

Lining Polyester
Fill Hollow fiber
Temperature 29 to 65 degree F

The Vango Nitestar 350 sleeping bag is a budget-friendly item of outdoor equipment. It is made of strong Polyester and features warm double-layer insulation to keep you warm all night. This Mommy’ bag resembles a guitar case, but instead of a box form that keeps the guitar within, the sleeping bag employs its tube-shaped material to trap warm air inside and prevent cold air from entering.

To provide you with the best comfort, the bag is designed to eliminate cold areas from the stitch lines.

Pros & Cons

Pros Cons
The off-set double layer structure, combined with the shoulder baffle, adds extra insulation for warmth. The sleeping bag weighs a lot.
One of the most reasonably priced sleeping bags on the market. It lacks the luxury characteristics of a high-end sleeping bag.
The 3D hood incorporates drawcord closures, allowing you to bury your face into the bag and stay warm

The North Face Furnace 35F

The North Face Furnace 35F

Image Credits: amazon

Specifications

Temperature 27 degree
Fill Pro down
Lining Polyester

The Furnace is loaded with 14 ounces of ProDown 600 fill power. On the industry-standard EN test, it receives a remarkable 14°F lower limit rating with this insulation. Our testers agree that it’s one of the warmest three-season budget sleeping bags on the market.

The Marmot Phase 20 and Rab Mythic 400, for example, both include 14.1

Pros & Cons

Pros           Cons
The sleeping bag’s mummy form makes it cosier than most of its competitors. The shell’s substance lacks any distinguishing characteristics.
The anti-compression layer aids in the elimination of chilly patches.
The drafted collar helps to keep warm air in and provides the highest level of comfort.

Western Mountaineering Highlite 35

Western Mountaineering Highlite 35

Image Credits: amazon

Specifications

Temperature 35 degree F
Fills 850 + fill down
Lining DWR coating

The HighLite is rated to 35 degrees Fahrenheit, however we did not find it comfortable enough to sleep at that temperature. It has horizontal sewn-through baffles with 8 ounces of 850 fill power down sewn into them. Because the cut is low volume, there is less space to heat up. It seemed to warm up quickly inside, but that the general design didn’t keep us warm all night.

Pros & Cons

Pros Cons
Hands down, one of the lightest sleeping bags on the market. Costly
The fill features a high thread count, so you’ll be toasty at all times.
The HighLite design is a perfect choice for late spring and summer hiking.

TETON Sports Regular Sleeping Bag

TETON Sports Regular Sleeping Bag

Image Credits: tetonsports

Specifications

Lining Taffeta
Temperature 0 degree F
Fill Hollow fiber

The Celcius is a steal in every way: it’s warm thanks to the brushed poly-flannel inner, it features a mummy-style hood, and it can be stuffed into a stuff sack with heavy-duty compression straps.

It’s wonderful to get home after a hard day of hiking and fall asleep in a spacious sleeping bag that can be unzipped from either side. When you get up, the anti-snag zippers can be gently rolled up and down, while the internal pocket is in charge of keeping your things safe throughout the night.

Pros & Cons

Pros Cons
The sleeping sack can survive exceptionally low temperatures of 0 degrees Fahrenheit. Quality is cheap
One of the most affordable sleeping bags on the market
The lining is comfortable to the touch while still keeping you warm enough.

Sierra Designs Cloud 20 Degree

Sierra Designs Cloud 20 Degree - amazon

Image Credits: amazon

Specifications

Lining Nylon
Temperature 15 degree
Fill Free dri down

Sierra Designs rates the Cloud we tested at 20°F, however it performs slightly better on the industry-standard EN test . Both the manufacturer and EN ratings felt generous to our testers.

It’s a pleasure to nestle inside this bag. The closure flaps come close to replicating the feel of the blanket you’re probably used to sleeping with. However, its overall comfort did not match that of certain other zipperless versions.

Pros & Cons

Pros Cons
The zipperless design eliminates mobility restrictions, letting you to sleep comfortably The midsection of the sleeping bag may appear to be overly narrow.
When purchased from an authorised vendor, the manufacturer gives a limited lifetime guarantee
The down in the sleeping bag is PVC-free, which means the insulation will stay dry for a longer period of time

Nemo Forte Ultralight

Nemo Forte Ultralight

Image Credits: amazon

Specifications

Lining Nylon
Temperature 18 degree F
Fill Power down

The Nemo Forte sleeping bag is designed for people who sleep on their sides and turn around all night. This item provides adequate space at the elbows and knees to allow you to alter sleeping positions during the night due to its spoon-like form.

As if the side sleeper-friendly form wasn’t enough, the maker included a Blanket Fold — a function that allows you to tuck yourself in like you would at home. The prima loft rise insulation leads to a comfortable night’s sleep.

Pros & Cons

Pros Cons
The spoon-like form of the sleeping bag allows you to sleep on your sides comfortably. The synthetic insulation may not be as warm as goose down.
You can keep your electronics close to you thanks to the zipped storage compartment.

Big Agnes Buffalo Park 40

Big Agnes Buffalo Park 40

Image Credits: bigagnes

Specifications

Lining Nylon taffeta 
Temperature 40 degree F
Fill Polyester fiber

Customers have described this sleeping solution as “wonderful,” and we couldn’t agree more. The Big Agnes Buffalo Park sleeping bag is a semi-rectangular piece of camping equipment you didn’t realise you needed for more than just a good night’s sleep. It is wide enough to allow you to move about comfortably at night while also keeping you warm and cosy thanks to the Thermolite polyester fill.

The full pad sleeve accommodates pads of different thicknesses, and the pillow barn keeps your pillow in place throughout the night.

Pros & Cons

Pros Cons
The internal fabric loops prevent the liner from twisting and bunching. Even with a pair of base layers, it is not suited for camping or trekking in low temps.
When unzipped, the multiple zippers allow you to utilise the bag as a comforter.

Buying guide for sleeping bags for adults

Buying guide for sleeping bags for adults

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Backpackers can be forgiven for becoming a little obsessed with a sleeping bag’s warmth-to-weight ratio. You can’t sleep well if you’re cold, and even an ultra light bag will be one of the heavier, bulkier items in your pack. So investing time in researching your backcountry sleeping arrangement is a wise investment.

  • Temperature rating: Select a sleeping bag that is rated slightly lower than the normal low temperatures you expect on your backpacking trips.
  • Sleep system: Being comfortable at a specific temperature is dependent on many other elements, including the R-value of your sleeping pad, which is another important component of your sleep system.
  • Type of Insulation: The primary distinction is between down and synthetic insulation. Each has advantages and disadvantages, which are discussed further below.
  • Weight: The weight of your bag is determined by the quality of your insulation and the cut of your bag. When comparing weights, make sure to compare bags with the same temperature rating.
  • Feature: Consider the accessories that will make your backpack function best for you, such as different sorts of adjustability options, stash pockets, pad compatibility, and so on.

FAQ's

What exactly is the function of a sleeping bag?

When camping, hiking, or travelling, a sleeping bag is not a luxury item to have. Rather, it is a necessary instrument that should be your main focus when planning a few days of outdoor experiences.

What factors should consider while purchasing a sleeping bag?

A good night’s sleep is required if you want to feel refreshed in the morning. This is only feasible if you have the appropriate sleep equipment. You can always unzip your bag if it gets too hot, it makes sense to invest in a warmer sleeping bag that doesn’t require you to wear multiple layers of thermal clothing. A sleeping bag that is rated 10 to 15 degrees Fahrenheit lower than the temperature you expect to encounter is the best option.