Home Best Backpacking Sleeping Bags

Best Backpacking Sleeping Bags

by Chase Whartnaby

Here at Best Backpacking Sleeping Bags, we’ve got you covered for your next outdoor adventure. Trust us when we say, ‘A good night’s sleep is essential for a day filled with freedom and exploration.’

That’s why we’ve researched and gathered the top options on the market. This article will guide you through choosing the perfect sleeping bag for your backpacking needs.

So please sit back, relax, and let us help you find the ultimate sleeping bag for your next adventure.

Best Backpacking Sleeping Bags

Let’s talk about the best backpacking sleeping bags for your outdoor adventures.

We have a great selection of options to consider, including:

  • Therm-a-Rest Questar
  • Kelty Cosmic 20
  • Mountain Hardwear Unisex Bishop Pass
  • Rab Mythic Ultra
  • Big Agnes Women’s Torchlight UL

These sleeping bags offer unique features and benefits, catering to different preferences and needs.

Therm-a-Rest Questar

comfortable and warm sleeping bag

We love the Therm-a-Rest Questar for its lightweight design and exceptional warmth. This sleeping bag is perfect for backpackers who want to minimize weight without compromising insulation. The Questar features 650-fill Nikwax Hydrophobic Down, which provides excellent heat and repels moisture, making it suitable for all seasons. Its WARM fit ensures comfort for various sleep positions, and the SynergyLink Connectors optimize efficiency and comfort. The zoned insulation technology helps to save weight without sacrificing warmth. Its mummy shape and regular Size accommodate one person comfortably, with a maximum height recommendation of 77.95 inches.

Product Specs:

  • Brand: Therm-a-Rest
  • Model: Questar Lightweight Down Mummy Sleeping Bag
  • Color: Balsam
  • Material: Polyester
  • Fill Material: Down
  • Dimensions: 80L x 31.5W inches
  • Weight: 3.25 pounds
  • Shape: Mummy
  • Season: All Seasons
  • Special Feature: Lightweight


  • Lightweight design
  • Exceptional warmth
  • Moisture-repellent down fill
  • Comfortable W.A.R.M. fit
  • SynergyLink Connectors for optimal efficiency and comfort
  • Zoned insulation for weight savings


  • Not suitable for big and tall individuals
  • Higher cost compared to some other options
  • Cleanliness of a returned item may be an issue


Kelty Cosmic 20

warm and versatile sleeping bag

The Kelty Cosmic 20 is an excellent choice for backpackers looking for a high-quality sleeping bag that provides comfort and warmth. With its premium thermal efficiency and soft-to-touch material, this sleeping bag ensures a cozy night’s sleep on your outdoor adventures. The large foot box allows ample room and freedom of movement, while the compression stuff sack makes it easy to pack and carry.

The trapezoidal baffle construction and 550-fill Kelty-treated DriDown insulation enhance thermal efficiency, keeping you warm in temperatures as low as 20 degrees. The dual zippers with anti-snag draft tube and zippered internal stash pocket are convenient additions. The Kelty Cosmic 20 is a well-crafted sleeping bag that offers comfort and performance.

Product Specs:

  • Brand: Kelty
  • Color: Lyons Blue/Dark Shadow
  • Occupancy: 1 Person
  • Shape: Mummy
  • Seasons: 3 Seasons
  • Temperature Rating: 20
  • Material: Nylon, Poly Taffeta
  • Fill Material: Down
  • Product Dimensions: 7.9L x 7.5W
  • Closure Type: Zipper
  • Item Weight: 415.04 Grams
  • Outer Material: Nylon
  • Fabric Type: Nylon
  • Size: Regular
  • Maximum Height Recommendation: 5.5 Feet
  • Item Package Dimensions: 15.39 x 10.47 x 8.27 inches
  • Package Weight: 1.2 Kilograms
  • Item Dimensions: 7.9 x 7.5 x 3 inches
  • Brand Name: Kelty
  • Warranty Description: Kelty Standard Warranty
  • Model Name: Cosmic 20
  • Suggested Users: Mens
  • Number of Items: 1
  • Manufacturer: Kelty
  • Part Number: 35413721RR
  • Model Year: 2021
  • Style: Regular
  • Included Components: Kelty Cosmic 20 Degree Down Sleeping Bag, Stuff sack
  • Fill Material Type: Down


  • Premium thermal efficiency
  • Soft to touch
  • Large foot box for freedom of movement
  • Compression stuff sack for easy packing
  • Trapezoidal baffle construction enhances thermal efficiency
  • 550-fill Kelty-treated DriDown insulation
  • Dual zippers with anti-snag draft tube
  • Zippered internal stash pocket
  • Good craftsmanship


  • Some restrictions on the movement of taller individuals
  • No additional features included
  • Temperature rating may not be accurate


Mountain Hardwear Unisex Bishop Pass

durable unisex bishop pass

We highly recommend the Mountain Hardwear Unisex Bishop Pass as one of the best backpacking sleeping bags. This sleeping bag offers exceptional warmth and comfort, perfect for outdoor enthusiasts seeking freedom on their backpacking adventures.

The Bishop Pass features a high-performing warmth-to-weight ratio with its 650-fill down, providing lightweight warmth and compressibility. Its down-filled face gasket effectively blocks drafts at the hood opening, ensuring maximum insulation. Additionally, the contoured foot box follows the natural position of your feet, offering optimal warmth and comfort throughout the night.

This sleeping bag also has a stuff sack and mesh storage bag for convenient transportation and storage. It even features an internal stash pocket, allowing you to keep small essentials close at hand. Its unisex design and long-size option cater to a wide range of adult users.

Product Specs:

  • Brand: Mountain Hardwear
  • Color: Light Zinc
  • Shape: Mummy
  • Seasons: All Seasons
  • Temperature Rating: To 40 degrees
  • Age Range: Adult
  • Material: Nylon
  • Fill Material: Down
  • Outer Material: Nylon
  • Fabric Type: Mesh
  • Size: Long
  • Closure Type: Zipper
  • Item Weight: 3 Pounds
  • Product Dimensions: 17L x 9W
  • Item Package Dimensions: 17 x 9 x 9 inches
  • Item Dimensions: 17 x 9 x 3 inches
  • Warranty Description: Limited Lifetime Warranty
  • Model Name: Bishop Pass M 30F/-1C Long
  • Suggested Users: Unisex-Adult
  • Manufacturer: Mountain Hardwear
  • Part Number: 1854131301-One Size
  • Included Components: Sleeping Bag
  • Fill Material Type: Down


  • Lightweight and compressible
  • Excellent warmth-to-weight ratio
  • Effective draft protection with a down-filled face gasket
  • Contoured foot box for maximum warmth and comfort
  • It comes with a stuff sack and mesh storage bag
  • Internal stash pocket for small essentials
  • Unisex design and long-size option


  • It may not be suitable for extreme cold temperatures
  • The price may be higher compared to other options
  • Limited color options are available


Rab Mythic Ultra

lightweight and versatile hiking shoe

I can’t wait to share the incredible features of the Rab Mythic Ultra, one of the best backpacking sleeping bags on the market. This sleeping bag is designed with the utmost attention to detail, ensuring every backpacker’s needs are met.

The Rab Mythic Ultra is constructed with a featherweight 7D ripstop nylon shell, making it unbelievably lightweight and tear-resistant. It also features Thermo Ionic Lining Technology (TILT), which incorporates titanium-coated fibers into the liner to reflect heat to the body, enhancing heat retention and improving performance in cold conditions.

The Rab Mythic Ultra is filled with hydrophobic-treated 900-fill power European goose down, which is ethically sourced and certified cruelty-free according to the Responsible Down Standard (RDS). This ensures you enjoy this sleeping bag’s warmth and comfort while supporting ethical practices.

In terms of specifications, the Rab Mythic Ultra has a temperature rating of Rab Sleep Limit (-8°C) 17.6°F and an EN Rating of Comfort (-2°C) 28°F, Limit (-8°C) 18°F, Extreme (-27°C) -17°F. It’s available in a classic black color and comes in a size of 18 Degree, Regular, Left Zip.


  • Featherweight construction for easy movement in the mountains
  • Thermo Ionic Lining Technology enhances heat retention
  • Ethically sourced and cruelty-free down-filling


  • Relatively expensive compared to other sleeping bags on the market
  • Limited color options are available
  • It may not be suitable for extreme cold conditions

Product Specs:

  • Temperature Rating: Rab Sleep Limit (-8°C) 17.6°F; EN Rating: Comfort (-2°C) 28°F, Limit (-8°C) 18°F, Extreme (-27°C) -17°F
  • Shell Material: 7D ripstop nylon
  • Fill Material: 900-fill power European goose down
  • Size: 18 Degrees, Regular, Left Zip


Big Agnes Women’s Torchlight UL

lightweight and adjustable sleeping bag

Let’s dive into the impressive features of the Big Agnes Women’s Torchlight UL, one of the best backpacking sleeping bags available.

Explicitly designed for gram-counting backpackers, this sleeping bag offers a customizable fit and warmth that will keep you comfortable throughout your adventures. The expandable panel increases the bag space by up to 10 extra inches, allowing you to move freely without feeling constricted. The body-mapped baffle construction ensures thermal efficiency, while the 850-fill DownTek insulation provides excellent warmth without adding extra weight to your pack.

Regarding the women’s specific design, this sleeping bag has a less drastic taper from shoulders to feet, reducing cold spots and creating more warmth. The shoulder room is 56′-66′, the hip circumference is 54′-64′, and the foot box measures 34′-44′. The jacket-style hood opening provides a snug fit, and the insulated tube along the hood opening seals drafts, keeping you cozy throughout the night. The low-profile cord lock allows easy adjustment, and the 3-D anti-snag draft tube prevents heat loss. Additionally, there’s an internal mesh stash pocket for storing small items.

Product Specs:

  • Brand: Big Agnes
  • Color: Blue/Aqua
  • Material: Polyester
  • Size: Petite
  • Sport Type: Camping & Hiking


  • Customizable fit and warmth
  • Expandable panel for extra space
  • Women’s specific design for better comfort


  • Limited size options
  • Relatively expensive
  • It mightn’t be warm enough for frigid temperatures


Big Agnes Sidewinder SL

lightweight tent with unique design

The Big Agnes Sidewinder SL is an exceptional choice for backpackers seeking the best in sleeping bag performance. This sleeping bag is designed with side sleepers in mind, providing a plush and relaxed cocoon-style pattern that creates a 360-degree wrap for a cozy feeling. The Sidewinder SL features a thermally efficient foot box and two-layer, blanket-style quilting for maximum insulation. The integrated hood includes a no-draft collar, hand pouches, and an insulated tube along the upper hood opening for added warmth. The shell fabric is made of improved nylon ripstop, while the lining is polyester taffeta. With its smooth, quick zip and anti-snag locking zipper, this sleeping bag is a breeze. It also includes exterior loops for hanging and storage and has a lifetime warranty.

Product Specs:

  • Package dimensions: 15.5 x 10 x 9.5 inches
  • Package weight: 1.66 kilograms
  • Item dimensions: 84 x 35 x 3 inches
  • Item weight: 3 pounds
  • Brand: Big Agnes
  • Color: Indigo/Gray
  • Material: Polyester
  • Suggested users: Men
  • Number of items: 1
  • Manufacturer: Big Agnes
  • Part number: BSWC20L21
  • Style: 20 Degree
  • Outer material: Polyester, Synthetic
  • Fill material type: Down
  • Size: Long
  • Sport type: Sidewinder


  • Designed specifically for side sleepers
  • Plush and relaxed fit for maximum comfort
  • Thermally efficient foot box and two-layer quilting for insulation
  • Integrated hood with no-draft collar and hand pouches for added warmth
  • Smooth and quick zip with anti-snag locking zipper
  • Exterior loops for hanging and storage
  • Lifetime warranty from the manufacturer


  • Heavy and bulky compared to other sleeping bags
  • It may be too small for tall and large individuals
  • Snug fit and zipper placement can be a drawback for some users


Why You Should Trust Us

We have extensively researched and tested various backpacking sleeping bags to provide you with the most reliable recommendations. When it comes to choosing gear for your outdoor adventures, trust is essential. That’s why we assure you that our recommendations are based on thorough research and hands-on testing in real-world conditions.

Our team of experienced backpackers and outdoor enthusiasts understand the importance of a good night’s sleep while on the trail. We know that a comfortable and lightweight sleeping bag can make all the difference in your overall backpacking experience. That’s why we’ve carefully evaluated and compared a wide range of sleeping bags, considering weight, insulation, temperature rating, durability, and overall performance.

We’ve spent countless nights in the backcountry, testing different sleeping bags in various weather conditions. From freezing temperatures to balmy summer nights, we’ve tested these bags to ensure they can handle whatever Mother Nature throws at you. Our goal is to provide reliable, unbiased information so you can make an informed decision when selecting a backpacking sleeping bag.

You can trust that our recommendations are based on personal experiences and extensive research. We understand that freedom is essential to our audience, and we want to help you find the best gear to explore the great outdoors confidently.

Buyer’s Guide: How to Choose a Sleeping Bag

When choosing a sleeping bag, there are several important factors to consider.

One of the critical considerations is the temperature rating, as this will determine how warm the bag will keep you in different conditions.

Weight versus insulation is another crucial point, as a lighter bag may be more comfortable to carry but may not provide enough warmth.

The type of insulation, the bag’s shape, and the price range options are also factors to consider when deciding.

Temperature Rating Importance

Choosing the correct temperature rating is crucial when selecting a backpacking sleeping bag. It determines how warm and comfortable you’ll be during your outdoor adventures. It’s essential to consider the climate and weather conditions of the places you plan to visit.

If camping in colder temperatures, a sleeping bag with a lower temperature rating will keep you warm and cozy. However, a sleeping bag with a higher temperature rating will prevent overheating if camping in warmer climates.

It’s also essential to consider your personal preferences and tolerance to cold. Remember that it’s easier to cool down in a warm sleeping bag than to warm up in a cold one. So, choose a temperature rating that provides the right balance of warmth and freedom.

Weight Vs. Insulation

As backpackers, we often face balancing weight and insulation when selecting a sleeping bag. Lighter is generally better regarding importance, as it allows us to move more freely and cover longer distances without feeling weighed down.

However, sacrificing insulation for weight can leave us shivering through the night in cold temperatures. Finding the right balance that suits our needs and the conditions we expect to encounter on our backpacking trips.

Look for sleeping bags that use lightweight materials and innovative insulation technologies, such as down or synthetic fills, to provide warmth without adding unnecessary bulk. Consider the sleeping bag’s temperature rating and choose one that matches the coldest temperatures you anticipate encountering.

Types of Insulation

Weighing the pros and cons of different insulation types can help us narrow our options when selecting a sleeping bag for backpacking.

There are three main types of insulation: down, synthetic, and hybrid.

Down insulation is known for its exceptional warmth-to-weight ratio and compressibility, making it ideal for cold-weather backpacking. However, it loses its insulating properties when wet and is more expensive than synthetic.

On the other hand, synthetic insulation retains its warmth even when wet, dries quickly, and is more affordable. It has a larger packed size and is slightly heavier than down.

Hybrid insulation combines the benefits of both down and synthetic, providing warmth and moisture resistance at a reasonable cost.

Ultimately, the choice of insulation type depends on your budget, the weather conditions you’ll be backpacking in, and your preferences.

Sleeping Bag Shapes

Let’s look at the various sleeping bag shapes available and how they can impact our backpacking experience.

When choosing a sleeping bag, the shape is an essential factor to consider. The most common forms are mummy, rectangular, and semi-rectangular.

Mummy-shaped sleeping bags are tapered at the bottom and have a snug fit, which helps to retain body heat and maximize insulation. This shape is great for cold weather and provides excellent thermal efficiency.

Rectangular sleeping bags, on the other hand, offer more freedom of movement and are ideal for those who like to stretch out while sleeping. They’re also versatile and can be unzipped as a blanket.

Semi-rectangular sleeping bags are a combination of mummy and rectangular shapes. They balance thermal efficiency and comfort, making them suitable for various temperatures.

Ultimately, the choice of sleeping bag shape depends on personal preference and the intended use. So, whether you prefer a cozy, snug fit or more freedom to move, there’s a sleeping bag shape that will suit your backpacking needs.

Price Range Options

We want to consider the price range options when choosing a sleeping bag, as it will impact our overall budget and the features we can prioritize.

Sleeping bags come in a wide range of prices, from budget-friendly options to high-end models. It’s essential to find a balance between cost and quality that suits our needs.

In the lower price range, we can expect to find sleeping bags that are lightweight, compact, and suitable for moderate temperatures. These bags may have fewer features but still provide adequate insulation and comfort.

We can expect better insulation, durability, and additional features like zipper draft tubes and hood adjustments as we increase the price range.

Ultimately, the price range will depend on our preferences and specific requirements. Still, it’s important to remember that investing in a higher-quality sleeping bag can enhance our outdoor experiences and provide long-term value.

Frequently Asked Questions

What Is the Recommended Weight Range for Backpacking Sleeping Bags?

The recommended weight range for backpacking sleeping bags depends on various factors such as the season, temperature rating, and insulation type. You are choosing a lightweight suitcase that provides enough warmth for your needs.

How Often Should I Wash My Backpacking Sleeping Bag?

We usually wash our backpacking sleeping bags once or twice a season, depending on how dirty they get. Following the manufacturer’s instructions and using a gentle detergent is essential.

Can a Backpacking Sleeping Bag Be Used for Camping in Colder Temperatures?

A backpacking sleeping bag can be used for camping in colder temperatures. It is designed to provide insulation and keep you warm. However, choosing a pack with the appropriate temperature rating for your camping conditions is essential.

Are Backpacking Sleeping Bags Suitable for Tall Individuals?

Backpacking sleeping bags can suit tall individuals, depending on the specific load. Look for features like extra length and adjustable hoods to ensure a comfortable fit. It’s essential to consider personal preferences and the temperature rating needed for your backpacking adventures.

What Are the Different Types of Insulation Used in Backpacking Sleeping Bags?

There are various types of insulation used in backpacking sleeping bags. Down, synthetic, and hybrid insulation are standard options. Which one is the best for your backpacking adventures? Let’s find out.

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