Mummy sleeping bags are a favorite among campers and backpackers who need superior warmth, lightweight design, and efficient packability.
Designed with a snug, tapered shape and a built-in hood, these sleeping bags reduce empty air space, making them ideal for cold-weather adventures and high-altitude trekking.
At Sportsman Finder, we make it easy to compare top-rated mummy sleeping bags from trusted outdoor retailers, all in one place. Find in-stock options, read verified user reviews, and score great deals—so you’re always ready for your next outdoor escape.
You can also check out our camping pillows & camping tents selection for a complete sleep system.
ATEPA DENALI 340L Down Sleeping Bag-Mummy
$119.99
Seller: Broadout
The North Face Cat's Meow 20 Degree Sleeping Bag
$199.00
Seller: Sportsman's Guide
NEMO Disco Endless Promise 30º Down Sleeping Bag
$289.95
Seller: Sportsman's Guide
Big Agnes Torchlight EXP 20 Degree Regular Mummy Sleeping Bag - Orange
$349.95
Seller: Sportsmans Warehouse
NEMO Coda 20 Degree Endless Promise Mummy Sleeping Bag
$449.95
Seller: Black Ovis
Sea to Summit Spark 28 Degree Ultralight Mummy Sleeping Bag
$409.00
Seller: Black Ovis
ATEPA ELEMENTS 450 Down Mummy Sleeping Bag
$139.99
Seller: Broadout
Big Agnes Greystone 0° Sleeping Bag
$369.95
Seller: Sportsman's Guide
Sierra Designs Women's Synthesis 20 Degree Regular Mummy Sleeping Bag - Magenta
$82.92
Seller: Sportsmans Warehouse
Teton Altos 20 Degree Down-Filled Mummy Sleeping Bag - Blue
$179.99
Seller: Sportsmans Warehouse
Big Agnes Torchlight EXP 20° Sleeping Bag
$349.95
Seller: Sportsman's Guide
Big Agnes Sidewinder Camp 35° Sleeping Bag
$169.95
Seller: Sportsman's Guide
ATEPA PROMOTER Down Mummy 0 Sleeping Bag
$359.99
Seller: Broadout
Sea to Summit Ascent 25 Degree Down Sleeping Bag
$419.00
Seller: Black Ovis
Browning Camping McKinley 0 Degree Sleeping Bag 36x90" Grey
$140.49
Seller: Natchez Shooters
Snugpak Softie Elite 5 Sleeping Bag
$199.95
Seller: Sportsman's Guide
NEMO Sonic Down Mummy -20º Sleeping Bag
$659.95
Seller: Sportsman's Guide
ATEPA PROMOTER 2000 Double Mummy Down Sleeping Bag
$759.99
Seller: Broadout
Guide Gear Fleece Lined Double Sleeping Bag, 20°F
$99.99
Seller: Sportsman's Guide
Marmot Trestles Elite Eco 20 Degree Long Mummy Sleeping Bag - Estate Blue/Classic Blue
$159.00
Seller: Sportsmans Warehouse
NEMO Forte Endless Promise 20º Sleeping Bag
$239.95
Seller: Sportsman's Guide
Nemo Tempo 35º Sleeping Bag
$139.95
Seller: Sportsman's Guide
Stone Glacier Chilkoot 15 Degree Down Sleeping Bag
$599.00
Seller: Black Ovis
Kelty Mistral 20 Degree Long Mummy Sleeping Bag - Blue
$79.95
Seller: Sportsmans Warehouse
NEMO Coda 35 Degree Endless Promise Mummy Sleeping Bag
$409.95
Seller: Black Ovis
Coleman Big Bay 40° Big & Tall Contour Sleeping Bag
$99.99
Seller: Camping World
Kelty Women's Cosmic Ultra 20 Degree Regular Mummy Sleeping Bag
$269.99
Seller: Sportsmans Warehouse
Key Differences
They are especially favored by hikers, backpackers, and alpine adventurers who often face cold environments and need a compact, reliable sleep system.
Here's a more detailed breakdown of mummy sleeping bag types:
Not for most people. While they’re designed to be snug for warmth, many brands now offer more flexible or spacious cuts, and some even make mummy bags specifically for side sleepers or people who like extra room.
Yes, but choose a higher temperature rating (30°F and up) and look for models with venting options like two-way zippers or footbox ventilation.
Down is lighter and more compressible, ideal for cold, dry conditions.Synthetic is more affordable and performs better in wet conditions.
Down bags require gentle detergents and air drying. Synthetic bags are often machine-washable. Always store loosely in a breathable sack to maintain loft.
Choose based on your height:
Regular: Up to 6 ft tall, Long: Up to 6'6"