Best Sleeping Bag 2025

Tested in the Rockies, desert nights and northern forests of the US.

Find the best sleeping bag through our selection of thoroughly reviewed products. All sleeping bags here can be used for hiking or comfort camping and have a stated temperature rating suitable for conditions in the US. To get to our results, we looked at almost one hundred different products and selected the best sleeping bags in each key category. We have assessed and provided comprehensive reviews of our top contenders for you to better decide on what sleeping bag to buy. Access them via the ‘Read Full Review’ buttons below. Need somewhere to sleep? Check out our list of best backpacking tents.

Updated 29th September 2025

Sleeping Bag Reviews

Western Mountaineering Ultralite

Price At Time Of Writing - $610.00

Packed Size - 13x7in

Weight - 1lb 1oz

Fill - 850+ Goose Down

Overall Rating | 94

Comfort | 9

Construction | 9

Features | 8

Size/Weight | 10

Versatility | 9

Best For - Alpine climbers and winter backpackers needing maximum warmth-to-weight

Pros - Lightweight, very warm, packable

Cons - Snug fit limits movement and ventilation

Overall - A premium, no-compromise bag for serious cold-weather trips

Sea to Summit Spark Pro

Price At Time Of Writing - $649.00

Packed Size - N/A

Weight - 1lb 11oz

Fill - 950-fill Ultra-Dry Down

Overall Rating | 92

Comfort | 9

Construction | 9

Features | 8

Size/Weight | 9

Versatility | 7

Best For - Ultralight thru-hikers who value smart features and minimal weight

Pros - Light, warm, feature-rich design

Cons - Expensive, delicate fabric requires care

Overall - A top-performance bag where every gram counts

Valandre Bloody Mary

Price At Time Of Writing - $500.00

Packed Size - 8x7in

Weight - 2.6lbs

Fill - 800 French Fat Grey Goose Down

Overall Rating | 91

Comfort | 8

Construction | 9

Features | 8

Size/Weight | 8

Versatility | 8

Best For - Expedition mountaineers facing extreme and wet conditions

Pros - Extremely weather-resistant, warm, packs small

Cons - Very expensive, mummy shape

Overall - A bombproof, expedition-grade shelter for the harshest environments

Mountain Hardwear Phantom

Price At Time Of Writing - $450.00

Packed Size - 13x6in

Weight - 1lb 7oz

Fill - 850-fill Goose down

Overall Rating | 90

Comfort | 9

Construction | 8

Features | 8

Size/Weight | 8

Versatility | 7

Best For - Four-season backpackers seeking reliable warmth without extreme weight

Pros - Excellent warmth for weight, compresses well

Cons - Down lacks water-resistant treatment

Overall - A high-value performer for cold, dry conditions

The North Face Blue Kazoo

Price At Time Of Writing - $290.00

Packed Size - 17x9in

Weight - 1lb 12.2oz

Fill - 700g ProDown

Overall Rating | 90

Comfort | 8

Construction | 8

Features | 7

Size/Weight | 10

Versatility | 7

Best For - Three-season hikers wanting balanced performance and comfort

Pros - Even heat distribution, lightweight

Cons - Narrow footbox can feel tight

Overall - A reliable, well-designed bag for general backpacking

Rab Mythic Ultra 120

Price At Time Of Writing - $465.00

Packed Size - 12.6x6.3in

Weight - 11.6oz

Fill - 900-Fill Power European Goose Down

Overall Rating | 89

Comfort | 8

Construction | 9

Features | 8

Size/Weight | 10

Versatility | 5

Best For - Those wanting the absolute minimum weight above all

Pros - Ultralight, warm for its weight

Cons - Minimalist design sacrifices versatility and comfort

Overall - A specialist tool for cutting weight on demanding routes

Therm-a-Rest Hyperion 20

Price At Time Of Writing - $469.95

Packed Size - 8x6in

Weight - 1lb 4oz

Fill - 900-fill-power Nikwax Hydrophobic Goose down

Overall Rating | 89

Comfort | 6

Construction | 9

Features | 9

Size/Weight | 10

Versatility | 5

Best For - Ultralight summer backpackers

Pros - Extremely light, high-quality materials

Cons - Expensive, snug fit, less warm

Overall - The top choice for minimizing weight in warmer conditions

Big Agnes Torchlight 20

Price At Time Of Writing - $349.95

Packed Size - 17.5x8in

Weight - 36oz

Fill - 850-Downtek Water-Repellent Down

Overall Rating | 89

Comfort | 8

Construction | 8

Features | 7

Size/Weight | 8

Versatility | 8

Best For - Restless side sleepers

Pros - Roomy rectangular shape, comfortable, water-resistant down

Cons - Heavier than ultralight bags, zips may snag

Overall - A top pick for comfort and movement in three seasons

Therm-a-Rest Parsec 0

Price At Time Of Writing - $569.95

Packed Size - 8x9in

Weight - 2lbs 6oz

Fill - 800 Nikwax Hydrophobic Down

Overall Rating | 89

Comfort | 9

Construction | 9

Features | 7

Size/Weight | 6

Versatility | 8

Best For - Cold shoulder-season camping

Pros - Waterproof, well-insulated, comfortable

Cons - Fitted cut may feel tight

Overall - A reliable synthetic bag for damp, chilly conditions

Western Mountaineering Apache GWS

Price At Time Of Writing - $790.00

Packed Size - 8x15in

Weight - 2lb 6oz

Fill - 850-Fill Goose Down

Overall Rating | 89

Comfort | 8

Construction | 8

Features | 7

Size/Weight | 7

Versatility | 9

Best For - Wet and cold winter conditions

Pros - Very warm, weather-resistant shell

Cons - Heavier, less compressible

Overall - A durable, weather-ready bag for serious cold

Kelty Cosmic Ultra 20F

Price At Time Of Writing - $219.95

Packed Size - 15x7in

Weight - 2.35lbs

Fill - 800-fill DriDown

Overall Rating | 88

Comfort | 8

Construction | 7

Features | 7

Size/Weight | 7

Versatility | 9

Best For - Budget-conscious backpackers

Pros - Great value, comfortable, water-resistant

Cons - Bulkier than premium bags

Overall - A versatile and reliable all-rounder

REI Co-Op Magma 15

Price At Time Of Writing - $399.00

Packed Size - 16.5x7.8in

Weight - 2lb 3.6oz

Fill - 850-Fill Goose Down

Overall Rating | 86

Comfort | 8

Construction | 8

Features | 7

Size/Weight | 6

Versatility | 7

Best For - Cold-weather backpackers seeking value

Pros - Warm, well-made, multiple sizes

Cons - Slightly heavy for ultralight use, warm for summer

Overall - Excellent comfort and warmth for the price

Rab Neutrino 800

Price At Time Of Writing - $585.00

Packed Size - 17.7x11in

Weight - 2lbs 10.6oz

Fill - 800-fill Goose down

Overall Rating | 84

Comfort | 7

Construction | 7

Features | 6

Size/Weight | 8

Versatility | 6

Best For - Winter and alpine expeditions

Pros - Excellent warmth-to-weight, compresses small

Cons - High cost

Overall - A high-performance bag for serious cold

Sea to Summit Trek Down 15

Price At Time Of Writing - $399.00

Packed Size - N/A

Weight - 3lb 2.7oz

Fill - 650-Fill Duck Down

Overall Rating | 83

Comfort | 7

Construction | 8

Features | 6

Size/Weight | 7

Versatility | 5

Best For - Car camping and short backpacking trips

Pros - Spacious, comfortable, versatile

Cons - Heavy, bulky pack size, zip slightly fussy, minor down leakage

Overall - A comfortable bag where weight is not critical

Mountain Hardwear Bishop Pass 15

Price At Time Of Writing - $285.00

Packed Size - 8x15.5in

Weight - 2lb 5.4oz

Fill - 650-Fill Power Duck Down

Overall Rating | 83

Comfort | 8

Construction | 8

Features | 6

Size/Weight | 5

Versatility | 6

Best For - Budget-conscious three-season backpacking

Pros - Warm, good value

Cons - Bulky when packed

Overall - A reliable and affordable cold-weather bag

Big Agnes Sidewinder

Price At Time Of Writing - $249.95

Packed Size - 8x17.5in

Weight - 2lb 4oz

Fill - 650 DownTek™ and FireLine™ Eco

Overall Rating | 80

Comfort | 7

Construction | 7

Features | 6

Size/Weight | 4

Versatility | 6

Best For - Side sleepers who move around at night

Pros - Unique side-sleeper shape, warm, roomy

Cons - Some down leakage, not for back sleepers

Overall - Solves comfort issues for side sleepers in the cold

Afterword

Sleeping bags are a basic essential when going on outdoor adventures. Whether you are hiking or camping, the selection on this page will guide you through choosing the best sleeping bag in Germany. Have a new product you’d like us to review? Hit up our contact page and send us specific product suggestions. We’d love to hear from you!

About Our Testing Process

Here at The Equipment Guide, we write reviews for the US with the goal of providing a genuine personal assessment of the best products.

All products are reviewed and ranked in a methodical and careful manner and we assess them on relevant key features. We do not accept free products from manufacturers.

Our mission is simple: To create the US’ best outdoor gear reviews.