10 bestUltralight Sleeping Bagsof May 2025
112M consumers helped this year.
1
Vango Nitestar Alpha 350 Sleeping Bag - Duke of Edinburgh Recommended | Ultralight Mummy Sleeping Bag for Camping, Hiking, Outdoor, Backpacking (Nitestar Alpha 350 (Fog))
Vango
9.9
15% off
2
Sleeping Bag Camping Sleep Bags: Sportneer Warm Sleeping Bags for Single Adults 3-4 Season Waterproof Lightweight Large Ultralight suit for Adult Man Fishing Travel Outdoor Purple + Pink
Sportneer
9.8
3
Naturehike Snowbird Mummy Down Sleeping Bag Ultralight Duck Down Warm Sleeping Bag For Outdoor Camping Hiking (Brown 560G)
Naturehike
9.6
20% off
4
Ultralight 4 Season Single Person Sleeping Bag Ideal for Camping Warm Lightweight Waterproof Suitable for Indoor & Outdoor Use for Teenagers Adults on Hiking Backpacking Camping Adventures Mummy Black
Kemraes
9.4
5
BESTEAM Envelope Outdoor Sleeping Bag Camping Travel Hiking Multifuntion Ultra-light (Army Green)
Agemore
9.1
Other
Snugpak Sleeper Lite WGTE Sleeping Bag - Mummy Sleeping Bag with Isofibre Insulation, Adjustable Hood, Shoulder Baffle, Side Zips, Anti-Snag Zipper for Camping & Cold Weather - Onyx Black
Rab Ascent 900 Down Sleeping Bag
Blue Vango Ultralite Pro 200 Sleeping Bag, Blue, One Size
Snugpak Jungle Bag WGTE - Sleeping Bag with Built-in Mosquito Net - Lightweight, Sanitary Sleep Bag & Versatile Quilt - Cosy Sleeping Bag for Tropical Condition Camping & Exploration - Olive (LZ)
6
Snugpak Softie 9 WGTE Sleeping Bag with Softie Premier Insulation - Lightweight, Water-Repellent Sleep Bag with Adjustable Hood, Two-Way Zips for Trekking, Camping - UK-Made - Olive (LZ)
Snugpak
8.9
7
Snugpak | The Sleeping Bag | Basecamp | Sleeping Bag | Mummy Shape (Olive, Left Side Zip)
Snugpak
8.6
8
Rab Ascent 700 Down Sleeping Bag
Rab
8.3
9
Vango Ultralight Pro 300 Sleeping Bag, Red, One Size
Vango
8.0
10
Snugpak Softie Elite 4 WGTE - Sleeping Bag with Built-in Expandable Side Baffle - Lightweight, Adjustable Length, Boot-Friendly Sleep Bag with Paratex Insulation - Mummy Sleeping Bag for Camping
Snugpak
7.8
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A Guide to Selecting the Best Ultralight Sleeping Bags
Choosing the right ultralight sleeping bag is crucial for ensuring a comfortable and restful sleep during your outdoor adventures. The key is to find a balance between weight, warmth, and comfort that suits your specific needs and preferences. Here are some important specifications to consider when selecting an ultralight sleeping bag.
Weight
Weight is a critical factor for ultralight sleeping bags, as the primary goal is to minimize the load you carry. Sleeping bags can range from under 1 pound to over 3 pounds. For ultralight backpacking, aim for a sleeping bag that weighs less than 2 pounds. If you prioritize comfort and warmth over weight, you might opt for a slightly heavier bag. Consider your typical hiking distances and how much weight you are comfortable carrying.
Temperature Rating
The temperature rating indicates the lowest temperature at which the sleeping bag will keep you warm. Ratings can range from below freezing to above 50°F. Choose a sleeping bag with a temperature rating that matches the conditions you expect to encounter. For summer camping, a bag rated for 40°F or higher may be sufficient. For spring and fall, consider a bag rated for 20°F to 40°F. If you plan to camp in colder conditions, look for a bag rated below 20°F.
Insulation Type
Insulation type affects the warmth, weight, and packability of the sleeping bag. The two main types are down and synthetic. Down insulation is lighter and more compressible, making it ideal for ultralight backpacking, but it can lose its insulating properties when wet. Synthetic insulation is heavier and bulkier but retains warmth even when damp and is generally more affordable. Choose down for ultralight and compressibility, and synthetic for wet conditions and budget considerations.
Shape
Sleeping bags come in different shapes, including mummy, rectangular, and semi-rectangular. Mummy bags are the most common for ultralight sleeping bags due to their snug fit and efficient heat retention. Rectangular bags offer more space and comfort but are heavier and less thermally efficient. Semi-rectangular bags provide a compromise between the two. Choose a mummy bag for maximum warmth and weight savings, and a rectangular or semi-rectangular bag if you prioritize comfort and space.
Pack Size
Pack size refers to how small the sleeping bag can be compressed for storage. Smaller pack sizes are easier to fit into your backpack and leave more room for other gear. Down sleeping bags typically have smaller pack sizes compared to synthetic ones. Consider the available space in your backpack and how much room you need for other essentials when choosing a sleeping bag with an appropriate pack size.
Material
The material of the sleeping bag affects its durability, weight, and comfort. Common materials include nylon and polyester, which are lightweight and durable. Some sleeping bags also have water-resistant or waterproof coatings to protect against moisture. Choose a sleeping bag made from high-quality, durable materials that can withstand the rigors of outdoor use. If you expect wet conditions, look for a bag with water-resistant properties.
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