Top 20 Degree Backpacking Sleeping Bags


Our review process

Our team has collected, researched, and analyzed information on hundreds of different types of sleeping bags in order to show you our top rated sleeping bags on the market. We then further sub-categorized them and looked more specifically at 18 different 20 degree backpacking sleeping bags. In our research, we took into consideration a range of different main features among the 28,000 different data entries and combined it with customer reviews to inform you of the top 20 degree backpacking sleeping bags available on the market. But don't just take our word for it, check out some of the advantages and disadvantages of some of the main specs.

Our article will highlight the key attributes to keep in mind when buying a 20 degree backpacking sleeping bag. 20 degree sleeping bags should keep you comfortable down to 20°F, although do keep in mind that this doesn't account for variables such as layering, what you're wearing, and various other factors. They are more affordable than sub-zero degree bags, so you can get these without feeling the stress of going above your budget. They have a tight fitted hood design, which works well to seal in heat but doesn't allow for a lot of free movement of the head and neck. 20 degree sleeping bags are tight fitting, reducing the amount of space your body has to work to heat up.

Backpacking sleeping bags pack down smaller, making them suitable for alpine pursuits where weight and volume are critical. They are especially designed to be lightweight, making long days out on the trail easier to handle. They are engineered for warmth, providing an excellent warmth-to-weight ratio. Hiking sleeping bags are designed to withstand a variety of climates and terrains, standing up to wear and tear for those extreme outdoor trips.

Our Top Ranking Sleeping Bags:
Product NameBrandShapeLiner MaterialSize
Best Overall Score
1
An image of Slumberjack Country Squire 51731612LR 20 Degree Flannel Sleeping Bag
Slumberjack Country Squire 51731612LR 20 Degree Flannel Sleeping Bag
Slumberjack
rectangle
flannel
single
Runner Up
2
An image of Abco Tech 20 Degree Polyester Sleeping Bag
Abco Tech 20 Degree Polyester Sleeping Bag
Abco Tech
rectangle
polyester
single
For Cold Weather
3
An image of Marmot Ironwood 900927-3873 Men's 20 Degree Sleeping Bag
Marmot Ironwood 900927-3873 Men's 20 Degree Sleeping Bag
Marmot
mummy
single
4
An image of Kelty Sine Women's 20 Degree Nylon Ripstop Sleeping Bag
Kelty Sine Women's 20 Degree Nylon Ripstop Sleeping Bag
Kelty
mummy
nylon ripstop
single
5
An image of Alps Mountaineering Aura 20 Degree Polyester Sleeping Bag
Alps Mountaineering Aura 20 Degree Polyester Sleeping Bag
Alps Mountaineering
mummy
polyester
Our Top Ranking Sleeping Bags
Customer Rating
Brand
Slumberjack
Shape
rectangle
Liner Material
flannel
Size
single
Customer Rating
Brand
Abco Tech
Shape
rectangle
Liner Material
polyester
Size
single
Customer Rating
Brand
Marmot
Shape
mummy
Liner Material
Size
single
Customer Rating
Brand
Kelty
Shape
mummy
Liner Material
nylon ripstop
Size
single
Customer Rating
Brand
Alps Mountaineering
Shape
mummy
Liner Material
polyester
Size
Best Overall Score
An image of Slumberjack Country Squire 51731612LR 20 Degree Flannel Sleeping Bag

With the Slumberjack Country Squire 20 Degree Flannel Rectangular Sleeping Bag, you can experience an incredible night's sleep while on your outdoor adventure. This sleeping bag has a flannel lining and a polyester shell, which is light and comfortable. It has a rectangular shape, which is non-tapered, allowing you freedom of movement in your sleep. Perfect for hiking, it won't add noticeable weight to your bag while you're taking on the outdoors. This sleeping bag has Slumberloft™ synthetic insulation, which utilizes polyester fibers to create a high level of insulation. It features a 20°F temperature rating, providing you with the warmth you need for temperatures above freezing. It detaches via zippers, so you can easily transform your double bag into two individual ones.

    Pros
    • Flannel lining locks in warmth
    • Polyester exterior deflects UV rays
    • Rectangular shape is easy to roll up and store
    Cons
    • Flannel can shrink
    • Rectangular shape is not very insulated
    • Polyester shell is not so durable
Runner Up
An image of Abco Tech 20 Degree Polyester Sleeping Bag

See all that nature has in store from the comfort and safety of the Abco Tech 20 Degree Polyester Rectangular Sleeping Bag. This sleeping bag has a rectangular shape, which is perfect for those who like room to stretch out. It features a polyester shell, which is light and comfortable, and a polyester lining, which is light and comfortable and does not heat up as much as other materials during the night. This sleeping bag can be machine washed, so you can easily clean it at home to ensure your bag stays in the best condition. Perfect for year-round use, it will you warm even in very low temperatures, so you don't have to put off sleeping outdoors during the winter months. It is made to be compact and has a compressible design, so you can fit it into your pack and it will give you enough room to bring along other equipment. This sleeping bag is designed for backpacking and is lightweight, so it won't be a burden to carry. It is easy to clean and is easy to carry for convenient storage and transport. This sleeping bag is ideal for temperatures around 20°F and is waterproof, making it a good choice for wet environments. It has a compression bag, which gives you the perfect space to pack away your sleeping bag and any other small items.

    Pros
    • Can be machine washed
    • Designed to be compact, getting rid of the bulk
    • Compresses easily
    Cons
    • Polyester absorbs grease
    • Rectangular shape is bulkier than other shapes
    • Polyester exterior is not so durable
For Cold Weather
An image of Marmot Ironwood 900927-3873 Men's 20 Degree Sleeping Bag

Choose the Marmot Ironwood Men's 20 Degree Mummy Sleeping Bag to stay warm in the outdoors. Featuring a mummy shape, this sleeping bag is fitted to prevent warm air from escaping. It can withstand 20°F temperatures and is waterproof, keeping out moisture, so you won't end up soaked if bad weather hits. This sleeping bag is designed with Down Defender, protecting down from clumping when exposed to moisture. It works well for backpacking trips and is lightweight, so it won't be difficult for you to carry. With an interior pocket, it has a convenient place to stash essentials. This sleeping bag comes with a two-way zipper and a stuff sack, which will keep your backpack organized.

    Pros
    • Two-way zipper provides airflow at the bottom of the sleeping bag
    • Lightweight build
    • Mummy shape is great for hiking
    Cons
    • Mummy shape is very fitted with no extra space to move around
Additional Picks
An image of Kelty Sine Women's 20 Degree Nylon Ripstop Sleeping Bag

If you want to get a good night's sleep while taking on the outdoors, you'll want to learn all about the Kelty Sine Women's 20 Degree Nylon Ripstop Mummy Sleeping Bag. This women's Kelty sleeping bag gives more padding at the feet and torso as women generally are naturally colder than men. This Kelty sleeping bag features a nylon ripstop lining and is made with a nylon ripstop exterior, resisting wear and tear. It has a mummy shape, which is wider on top and more tapered by the feet, keeping warm air closer to you.

This Kelty sleeping bag has Dridown technology, which uses many short fibers to properly trap heat, while giving off a very soft feel that is very comfortable. It is lightweight and is suitable for backpacking, so if weight is your priority this could be a great option. Featuring a compressible design, it will not take up all the space in your bag so you will have enough room to bring along other essentials. This Kelty sleeping bag has a 20°F temperature rating, providing you with the warmth you need for temperatures above freezing. It has a pillow pocket, which offers you a handy and secure spot to stash your valuable and small items, such as your flashlight. It has a mesh storage bag and a stuff sack, which will keep your backpack organized. This Kelty sleeping bag is made with a built-in pillowcase.

    Pros
    • Features a built-in pillowcase
    • Compresses easily
    • Stuff sack will keep you organized
    Cons
    • Mummy shape is only suitable for back sleepers
    • Stuff sack can ruin the sleeping bag's insulation after prolonged use
    • Women's sleeping bags do not always fit taller women
An image of Alps Mountaineering Aura 20 Degree Polyester Sleeping Bag

Use the Alps Mountaineering Aura 20 Degree Polyester Mummy Sleeping Bag to stay warm in the outdoors. Featuring a mummy shape, this Alps Mountaineering sleeping bag is tight fitting to prevent warm air from escaping. It is designed with a polyester lining and it is built with a nylon ripstop exterior, so it resists wear and tear. This sleeping bag is designed for backpacking and is lightweight, making long days out on the trail easier to tackle. It is made to be compact and features a compressible design, leaving you enough extra space to bring along your other essentials. This sleeping bag can withstand 20°F temperatures and is thermal, keeping cold air out and the heat in.

    Pros
    • Made to be compact
    • Features a compressible design
    • Lightweight build
    Cons
    • Polyester can stain easily
    • Mummy shape limits different sleeping positions
An image of Western Mountaineering Alpinlite LZ 60ALPILZ 20 Degree Down Sleeping Bag

If you're looking for a new sleeping bag, you will want to consider the Western Mountaineering Alpinlite LZ 20 Degree Down Mummy Sleeping Bag. With a mummy shape, this Western Mountaineering sleeping bag is fitted to prevent cold air pockets. It features a down lining, lasting for many years with the proper care. This Western Mountaineering sleeping bag can withstand 20°F temperatures, providing you with the warmth you need when temperatures are above freezing. It is designed for backpacking and is lightweight, making long days out on the trail easier to handle. This Western Mountaineering sleeping bag features a stuff sack, which will keep your backpack organized.

    Pros
    • Stuff sack will keep you organized
    • Features lightweight build
    • Down lining has great warmth-to-weight ratio
    Cons
    • Down loses insulation when wet
    • Mummy shape is very fitted with no extra room to move
    • Stuff sack can ruin the sleeping bag's filling if used for too long
An image of Alps Mountaineering Cinch 4711442 20 Degree Nylon Sleeping Bag

Before purchasing the Alps Mountaineering Cinch 20 Degree Nylon Rectangular Sleeping Bag, it's helpful to know more. This Alps Mountaineering sleeping bag has a rectangular shape, which is perfect for those who like a bit of extra room. It has a nylon ripstop shell, which will resist wear and tear and potential holes or rips, and a nylon lining, which feels light and soft on your skin and will stay at a comfortable temperature. This Alps Mountaineering sleeping bag can withstand 20°F temperatures, providing you with the warmth you need when temperatures are above freezing. With a hammock design, it surrounds the whole hammock, keeping you warm and comfortable. It has Techloft Micro-Insulation, so you will have maximized insulation and warmth because of tiny, silicone-coated, micro-denier fibers. This sleeping bag is made to be compact and features a compressible design, leaving you enough extra room to take along your other essentials. It is lightweight and is made for hiking, so if weight is your priority this could be a great option.

    Pros
    • Folds up compactly
    • Made to compress easily
    • Lightweight build
    Cons
    • Nylon pills with excess washing
    • Rectangular shape is not very insulated
    • Hammock sleeping bags can be hard to secure
An image of Big Agnes Pin Ears 20 Degree Nylon Taffeta Sleeping Bag

Sleep comfortably while using the Big Agnes Pin Ears 20 Degree Nylon Taffeta Mummy Sleeping Bag. This sleeping bag has a mummy shape, which is wider on top and more fitted on the bottom, keeping warm air closer to you. Ideal for winter, this 3 season sleeping bag will protect you from extreme temperatures. It features a nylon taffeta lining and has a nylon ripstop shell, so it resists wear and tear. This sleeping bag is suitable for temperatures around 20°F and is waterproof, keeping out moisture, so you won't end up soaked if bad weather hits. It has Downtek, which is the leading technology engineered to repel water even in the wettest conditions. It is lightweight and is designed for backpacking, so it is compact and easy to fit in your bag, making it comfortable to carry no matter the distance. This sleeping bag has a compressible design and is made to be compact, so you can travel without bulk. It features a mummy-style hood, which fits tightly over your head, helping keep you warm by trapping body heat.

    Pros
    • Made to be compact, getting rid of the bulk
    • Compresses easily
    • Mummy-style hood gives added cushion by the head
    Cons
    • Mummy shape is close fitting with no extra room to move
    • 3 season sleeping bags can not be used all year
An image of Marmot Ironwood 20 900928-3873 Men's 20 Degree Sleeping Bag

Trying to find your next backpacking sleeping bag? You'll want to hear all about the Marmot Ironwood 20 Men's 20 Degree Mummy Sleeping Bag. This sleeping bag has a mummy shape, which is wider on top and more fitted on the bottom, keeping warm air closer to you. It is lightweight and is suitable for backpacking, so it is compact and easy to fit in your pack, making it comfortable to carry no matter the hiking trail. With an interior pocket, it has a handy spot to stash essentials. It features a 20°F temperature rating and is waterproof, resisting moisture and keeping you dry in rainy conditions. This sleeping bag features a two-way zipper and a stuff sack, which will keep you organized.

    Pros
    • Stuff sack will keep your pack organized
    • Lightweight construction
    • Mummy shape has excellent insulation
    Cons
    • Mummy shape has a tight fit which can be too cramped for some people
    • Stuff sack can ruin the sleeping bag's filling after prolonged use
An image of Kelty Sine 35413017LL 20 Degree Nylon Taffeta Sleeping Bag

You'll want to learn all about the Kelty Sine 20 Degree Nylon Taffeta Mummy Sleeping Bag to discover what sets it apart from all the other sleeping bags on the market. With a mummy shape, this Kelty sleeping bag is tight fitting to prevent cold air pockets. It features a nylon taffeta lining and is built with a nylon ripstop exterior, resisting wear and tear. Perfect for hiking, it won't add noticeable weight to your bag while you're taking on the outdoors.

This Kelty sleeping bag features a pillow pocket, which can easily store small items such as a charger or other essentials. It has a 20°F temperature rating for warmth when outdoor temperatures are in the 20s or higher. With a compressible design, it will fold up compactly, giving you a lot of room for all your other equipment. This sleeping bag uses Dridown technology, so the insulating down clusters will remain protected from moisture. It is equipped with a built-in pillowcase. It has a stuff sack for easily fitting your sleeping bag into your backpack with the rest of your equipment.

    Pros
    • Features a built-in pillowcase
    • Compresses easily
    • Stuff sack provides a spot to store loose items
    Cons
    • Mummy shape is very fitted with no extra room to move around
    • Stuff sack can ruin the sleeping bag's insulation if used for too long
More Things You Should Consider When Buying a 20 Degree Backpacking Sleeping Bag:
Seasonality for 20 Degree Backpacking Sleeping Bags
3 Season Sleeping Bags

If you're looking for a sleeping bag that can be used all year long regardless of the weather, then a 3 season sleeping bag may be the ideal solution. We're here to lay out some pros and cons to help you make the best decision when it comes to a 20 degree backpacking sleeping bag. 3 season sleeping bags are suitable for most conditions, except for when there may be frost or snow on the ground, making them a great all-purpose option unless you're planning on hiking or camping in sub-zero temperatures. They have enough insulation for colder weather camping trips in spring through to autumn, which provides you with the comfort and warmth you need for taking on almost every season of the year. Now that you know about 3 season sleeping bags, check out this great 20 degree backpacking sleeping bag.

4 Season Sleeping Bags

Are 4 season sleeping bags the best choice for you? Learn more about them in this paragraph and if you still want to check them out, then come take a look at this particular 20 degree backpacking sleeping bag that we chose for you. 4 season sleeping bags feature an insulated hood that can be cinched in, which increases the level of protection against cold air penetrating the outer shell. However, they feature more expensive price tag than 2 or 3 season sleeping bags, which may only be worth considering if you're looking to make more of a long-term investment. An advantage is that they are suitable for all winter weather, so you won't have the cold as an excuse for keeping you back from exploring the outdoors.

Which Shape Best Suits Your 20 Degree Backpacking Sleeping Bag
Rectangular Sleeping Bags

Trying to pick the ideal rectangle sleeping bag for you? We can help you make up your mind by giving you the information that you need. With a spacious design, these sleeping bags are optimal for those who like plenty of room to stretch out. They accommodate varying sleeping positions, allowing you to sleep in any position you need in order to get a good night's sleep. With double zippers, they are perfect for sleeping two as you can attach two sleeping bags to each other. However, they are quite heavy, so they are less good for when weight is the top priority. In addition, they don't trap and heat the air around your body as well as other designs do, creating extra space inside which can weaken the bag's ability to keep you warm. Decided on which shape is perfect for you? Then why not start with this exciting choice.

Mummy Sleeping Bags

Trying to choose the most suitable mummy sleeping bag for your next outdoor adventure? We will help you make your choice by giving you some information that you need. These sleeping bags weigh less than rectangular bags, providing excellent insulation per unit weight. One downside is that they provide less space to move around, making them less suitable for sleepers who toss and turn. An advantage is that they create a snug and tight fit that helps seal in warmth, providing maximum warmth, since their tight fitting cut is designed to trap body heat. Decided on which shape is right for you? Then have a look at this great product.

Know the Difference Between Liner Materials for 20 Degree Backpacking Sleeping Bags
Polyester Sleeping Bags

The following will help you know what to look for when considering polyester sleeping bags. You can take a look at this 20 degree backpacking sleeping bag if this material is what you need for your outdoor excursions. Polyester sleeping bags are naturally hypoallergenic, so they are ideal for those with sensitive skin. They are easy to clean, so you won't have to send them to dry cleaning. They are breathable, promoting good airflow so you don't get too hot. They are designed with durable materials, so they will remain in excellent shape over time. They dry quickly, reducing the overall amount of moisture trapped and absorbed by the material.

Flannel Sleeping Bags

The following guide will help you know what to focus on when considering flannel sleeping bags. You can check out this 20 degree backpacking sleeping bag if this material is right for your outdoor excursions. Designed for warmth, these flannel sleeping bags will keep you snug and cozy. They are very comfortable, ensuring comfort and rest, so you'll sleep happier than in your own bed. They are easy to clean, so you won't have to send them to dry cleaning. They are moisture wicking, allowing you to sleep more comfortably in hotter or more humid climates.

Down Sleeping Bags

The following guide will help you know what to focus on when considering down sleeping bags. You can check out this 20 degree backpacking sleeping bag if this material is what you need for your outdoor excursions. These sleeping bags can be easily compressed, making it ideal for people who like to pack light. They are designed to be insulated, preventing any icy drafts from getting in the way of a good night's sleep. They are breathable, allowing good airflow so you don't get too hot. They are very comfortable, ensuring comfort and rest, so you'll sleep happier than in your own bed. Designed for warmth, they will keep you snug and cozy. They are extremely durable, so they can be used on all kinds of rocky or wet surfaces.