The 10 Best Sleeping Bags

Best Sleeping Bags

A comfortable sleeping bag is your best friend when spending the night outdoors. When staying in the wilderness, having one of the market’s best sleeping bags wrapped around you is comparable to sleeping on a comfortable mattress in your home — you can definitely tell the difference the next morning. A quality sleeping bag can mean the difference between freezing at night and having a warm, restful sleep. 

But who has the time to compare dozens, or hundreds, of sleeping bags for only a few nights out of the year camping? There are so many factors to consider: the type of materials, the fill power, filling material, and more. To make this easier on you, we’ve done all the necessary legwork and research on sleeping bags. 

Now, choosing a quality sleeping bag that’s right for you has never been simpler! Below, are our reviews of the 10 best sleeping bags we found on the market today. 

1. REI Co-op Magma 15 Sleeping Bag

REI Co-op Magma 15 Sleeping Bag

Whether you’re hitting the backcountry for a week-long expedition or spending a relaxing weekend at the local campground, the REI Co-op Magma Sleeping Bag will keep you warm and comfortable on your adventure.

This sleeping bag is filled with 850-power goose down and has a water-resistant and downproof Pertex® shell that will ensure you stay dry and warm in temperatures as low as 16 degrees Fahrenheit. 

The Magma 15 sleeping bag is designed with a mummy shape that’s ideal for trapping body heat. The trapezoidal footbox keeps your feet comfy, and the toe box baffle is positioned downward to trap heat and provide warmth.

The hood is designed to retain warmth while providing enough space for a low-profile camping pillow. The heat within the hood can be regulated by two drawcords that allow for adjustment depending on your heat wants and needs.

This sleeping bag is available in a long size for an extra $20. The regular sleeping bag length is 72 inches, and it’s filled with 15.9 ounces of down. The long length is 78 inches, and it’s filled with 17.3 ounces of down. 

Environment-friendly practices are sometimes a choice for companies. If you’re worried about the sustainability of using down material for these sleeping bags, you can be confident that it was ethically sourced. These bags meet the bluesign® criteria and are certified to the Responsible Down Standard (RDS), which is only one of the reasons they top our list of the best sleeping bags on the market today.

Customers who have purchased this sleeping bag rave about the warmth. They agree that the temperature rating of these bags is accurate, but that the leg portion of the bag doesn’t insulate as well as the torso section. This is a lightweight sleeping bag that’s made for backpacking, so using a sleeping bag ground pad will aid in keeping you warm. 


  • Price: $369.00
  • Length: 72 inches
  • Minimum Temperature Rating: 16 degrees (F)

2. Kelty Unisex Cosmic 20 Degree Sleeping Bag

Kelty Unisex Cosmic 20 Degree Sleeping Bag

The Kelty Unisex Cosmic 20 Degree Sleeping Bag is a three-season bag that’s made to last many seasons. The 600-fill Cosmic DriDown provides warmth down to 20 degrees Fahrenheit. , and with water-resistant filling, this bag is made for backpackers who are ready to tackle adventures in rain or shine.

This sleeping bag includes a zippered draft tube that prevents cold air from entering the bag through the zipper enclosure. 

The Cosmic 20 comes in two sizes: long and regular. The long size measures 78 inches and is filled with 17.3 ounces of down. It’s also about $30 less expensive than the regular size, which is  72 inches long and has 15.9 ounces of down fill. 

Those who have purchased the Kelty Unisex Cosmic 20 sleeping bag agree that it keeps them warm and cozy down to the rated temperature. There are some concerns surrounding the zipper construction, as they have come apart for a small group of customers. Overall, the quality of this sleeping bag is top notch. And with its affordable price, deserves a high spot on our list of the best sleeping bags you can get.


  • Price: $159.95
  • Length: 72 inches
  • Minimum Temperature Rating: 20 degrees (F)

3. Swallow UL 20/30 Sleeping Bag

Swallow UL 20/30 Sleeping Bag

The Swallow UL Sleeping Bag may seem like it’s just a more expensive option compared to the first two sleeping bags in this list, but this one has a goose down stuffing of greater than 950-fill power. That’s significantly more than what the other bags have, and it means the Swallow UL sleeping bag traps and retains heat extremely well.

The collar of this sleeping bag has extra down that not only provides a cushion around your neck, it traps heat as well. Of course, the hood can be opened wide to allow heat to escape if you become overheated. A trapezoidal foot space allows your feet to fall into a naturally comfortable position. 

Extra-tall campers only have to pay $20 more for a sleeping bag that will accommodate them,  and with the long sleeping bag option, you get an extra 6 inches of length and 8 more ounces of down fill than the regular length.

The Swallow UL 20/30 sleeping bag comes in a 20-degree option as well as a 30-degree option, and they both come in long and regular lengths. Included with the purchase of this sleeping bag is a storage bag and stuff sack, which is great for keeping your sleeping bag dry while backpacking or traveling to your camping destination. 

Customers who have this sleeping bag all agree that it’s warm and will stand up to your chosen adventure. The bag is durable, light, and does everything it says it does. The $500 price tag may seem steep, but for a quality sleeping bag that can be used for many years, this is a good investment.


  • Price: $449.00
  • Length: 72 inches
  • Minimum Temperature Rating: 20 degrees (F) or 30 degrees (F)

4. Western Mountaineering UltraLite 20 Degree Sleeping Bag

Western Mountaineering UltraLite 20 Degree Sleeping Bag

Here’s another sleeping bag that’s rated for 20 degrees Fahrenheit and above. The Western Mountaineering UltraLight sleeping bag has 16 ounces of 850-fill down that will keep you toasty warm even on the coldest of nights, and it’s seriously made to last.

The water-resistant shell keeps you and the down filling dry from condensation and dampness that may accumulate during the night. The full down collar traps heat within the sleeping bag and also keeps your head warm throughout the night. And anyone who’s been camping knows that keeping your head as warm as your body is a must!

The Western Mountaineering UltraLite comes in a bright blue color that will be hard not to spot if you’re hitting the sack toward dusk. And you get the option of three different lengths, as well as if you want it to zip on the right or left side.

When it comes time to wash your sleeping bag, which should be done every so often to remove dust and grime that may have accumulated over multiple trips, cleaning it is as easy as throwing it in your washer and letting it air dry. 

Western Mountaineering has a true fan following among serious adventurers and outdoorists. People like Western Mountaineering because the company makes quality products that last decades. Some customers have had this particular sleeping bag for more than 20 years, which is a testament to the quality of this product — and with that kind of durability, it’s definitely one of the best sleeping bags you can buy.


  • Price: $510.00
  • Length: 66 inches
  • Minimum Temperature Rating: 20 degrees (F)

5. Sierra Designs Backcountry Bed 700

Sierra Designs Backcountry Bed 700

Why even have a zipper on a sleeping bag? If you’re tired of zippered sleeping bags, the Sierra Designs Backcountry Bed may be what you are looking for in a sleeping bag. This bag features no zippers, which makes it feel more like a comforter you may have on your bed. 

The outer shell of the sleeping bag is made of 20D polyester ripstop that will withstand many nights of camping. This bag is filled with 700 Dridown that is rated for camping temperatures as low as 35 degrees Fahrenheit. 

Insulated sleeves in the sleeping bag help eliminate drafts. There’s also a sleeve along the bottom that lets you slide your sleeping pad inside the bag, stabilizing the sleeping bag on the sleeping pad.

This sleeping bag comes in two lengths, regular (72 inches) and long (78 inches), so just about anyone should be able to get one that fits properly for those chilly nights outdoors.

Users of the Sierra Designs Backcountry Bed love the versatility of this sleeping bag. The sleeping pad sleeve is a nice feature that other sleeping bag companies should incorporate into their products. The sleeping pad sleeve will fit only a regular 20-inch wide sleep pad, so if you have a larger sleeping pad and have made up your mind to purchase this sleeping bag, consider buying a smaller pad to go with it. 


  • Price: $279.95
  • Length: 72 inches
  • Minimum Temperature Rating: 35 degrees (F)

6. REI Co-op Joule 21 Sleeping Bag

REI Co-op Joule 21 Sleeping Bag

Listen up, ladies! The REI Co-op Joule 21 sleeping bag was designed specifically for you! This bag has a shorter overall length, a wider hip-width, and increased insulation at critical areas of heat loss compared to unisex sleeping bags and those designed for men.

The Joule 21 is filled with 700-fill-power duck down that offers incredible warmth and loft. A ripstop nylon shell provides durability for many seasons of use and is water resistant to keep you dry. 

These bags are especially useful, since most REI sleeping bags can be zipped to other REI backpacking bags to make a sleeping bag built for two. Just remember to purchase a unisex REI sleeping bag for your partner. 

This sleeping bag’s design utilizes vertical baffles in the sidewalls to create a better fit than sleeping bags that use only horizontal baffles. Separate hood and neck cords make adjusting heat in different areas of the body a breeze.

This sleeping bag is also available in regular, regular wide, and long sizes. The regular wide size adds an additional 8 inches to the shoulder and hip widths, and the long size is 6 inches longer in length. The bag is rated for temperatures as low as 21 degrees Fahrenheit, which means you don’t have to worry about staying warm, even with a light frost. 

Women who have purchased this sleeping bag love it. They rave about the sizing made specifically for women and how the shape keeps them feeling warmer than other sleeping bags. 


  • Price: $299.00
  • Length: 66 inches
  • Minimum Temperature Rating: 21 degrees (F)

7. Hyperion™ 32F/0C Sleeping Bag

Hyperion™ 32F/0C Sleeping Bag

The Hyperion™ 32F/0C Sleeping Bag by Therm-a-Rest is a backpacker’s dream. This sleeping bag stands out by being one of the lightest in its class, weighing in at only one pound. Don’t let the light weight fool you though, because this bag is stuffed with 900-fill Nikwax Hydrophobic Down™ that is reported to maintain its loft 60 times longer than untreated down.

The Hyperion is covered with 10D RipStop Nylon that is especially durable and water resistant for wherever the great outdoors takes you. Two cords are located on the bottom of this sleeping bag that can be used to secure a sleeping pad for the night. 

The Hyperion sleeping bag is also available in small and long sizes. The small size is 66 inches in length, while the long size is 78 inches in length. There aren’t many sleeping bags of this quality that come in a 66-inch length, so shorter campers looking for a sleeping bag that will provide a closer fit for increased heat insulation may want to consider the Hyperion.

Backpackers rave about the Hyperion sleeping bag. They are surprised at how well this bag keeps them warm when it only weighs one pound! Shorter users claim that they have finally found a sleeping bag that feels specifically made for them. 


  • Price: $339.95
  • Length: 66 inches
  • Minimum Temperature Rating: 32 degrees (F)

8. Big Agnes Anvil Horn Sleeping Bag

Big Agnes Anvil Horn Sleeping Bag

Winter camping enthusiasts need look no further than the Big Agnes Anvil Horn Sleeping Bag — the best sleeping bag for anyone looking to sleep in temperatures as low as 0 degrees Fahrenheit.

This sleeping bag is insulated with 650-fill DownTek PFC-Free Water Repellent Down to keep you dry and warm even at very low temperatures. The polyester ripstop shell is durable and light for wherever your camping travels may take you. 

Attached to the back of this sleeping bag is a Flex Pad Sleeve that can accommodate various sizes of sleep pads. Pockets inside the sleeping bag allow you to store your cell phone so it doesn’t freeze at night. And a pillow sleeve is  inside the hood of the sleeping bag for your portable, inflatable camp pillow. 

The Big Agnes Anvil Horn sleeping bag is available in long sizes with both right and left side zippers. The long size is 78 inches in length. If you are not planning on sleeping in temperatures as low as 0 degrees Fahrenheit, this sleeping bag is also available with 15 degrees, 30 degrees, and 45-degree ratings. 

Customers who have purchased this sleeping bag are surprised by its roominess when sleeping. Big Agnes is a reputable company in the camping industry that makes quality products, so you can feel confident you are purchasing the best with this sleeping bag. A Lifetime Warranty protects your purchase, which is something not seen in other sleeping bags reviewed in this list. 


  • Price: $349.95
  • Length: 72 inches
  • Minimum Temperature Rating: 0 degrees (F)

9. TETON Sports Celsius XXL Sleeping Bag

TETON Sports Celsius XXL Sleeping Bag

With big and tall clothing sections in stores, it’s about time there was a sleeping bag made for big and tall camper!. Bigger campers and adventures will appreciate the larger size of the TETON Sports Celsius XXL sleeping bag. This sleeping bag is also perfect for smaller couples who want to sleep together and don’t want to have to zip two sleeping bags together.

The bag is insulated with SuperLoft Elite four-channel hollow fibers that will keep you warm in temperatures as low as 0 degrees Fahrenheit. If you need to keep your electronics from freezing during the night, the sleeping bag’s internal pockets provide plenty of storage for electronics and car keys.

Weighing in at 7 pounds, this is not a lightweight sleeping bag, so just be aware of that if you’re going to be hiking long distances. 

TETON Sports was established in Utah in 2005. While the company is relatively new to the camping industry, they stand behind the products they manufacture with a limited lifetime manufacturer’s warranty against defects in materials and workmanship.


  • Price: $69.99
  • Length: 90 inches
  • Minimum Temperature Rating: 0 degrees (F)

10. Firebelly 30°F

Firebelly 30°F

Wrapping up our list of the 10 best sleeping bags, we have the Firebelly 30°F. Have you ever heard of a minimalist sleeping bag? The Firebelly 30°F backpacking quilt is exactly that. This minimalist option would be the perfect sleeping bag for a cool summer night sleeping under the stars. 

This blanket is insulated with 750-fill power Downtek™ responsibly sourced, water-repellent down that provides warmth and comfort wherever you go. The bag is covered in ripstop nylon, which will stand the test of time. Weighing only 25 ounces, this camp blanket is perfect for backpackers who want to keep warm but need to keep their packs light. This quilt can be secured to a sleeping pad with elastic straps that are attached to the back of this blanket, and it’s available in two colors: ember orange and granite gray. 

This is a versatile quilt that can be used to keep you warm while watching sports or other outdoor events. Use it to insulate a hammock or place in your vehicle in case of a winter flat or other vehicle malfunction. 

As you might expect, the Firebelly has a following among minimalist backpackers. They rave about the warmth, versatility, and portability of this blanket. Packed into its carrying sack, this quilt compresses into a space 12 inches in length by 7 inches in width. You can pretty much take this thing anywhere you want without sacrificing room for other necessities. 


  • Price: $279.00
  • Length: 88 inches
  • Minimum Temperature Rating: 30 degrees (F)