Independent · sourced · Updated June 2026
Best Sleeping Bags (2026)
The cheapest sleeping bags is Brazos 20F Sleeping Bag at $59. Best by the numbers — Brazos 20F Sleeping Bag (lowest price), Cosmic Down 20 Sleeping Bag (newest). This page compares 13 sleeping bags across 11 brands on price and key specs — every figure sourced, updated June 2026.
13 sleeping bags compared on the specs that matter and US price — ranked cheapest-first. Every spec and price links to its source and the date we captured it.
Key takeaways
- Lowest price: Brazos 20F Sleeping Bag at $59 (Typical retail price per multiple retailers; coleman.com MSRP approx $60-65).
- Typical price: from $59, median $224.97, up to $640 — across 12 priced.
- Tracked: 13 products across 11 brands, current through 2026-06-20.
- Compared on: temperature rating f, insulation type, fill power, shape, packed weight lb, packed size.
Best by the numbers
Objective winners — each is the leader on one measured spec, with the figure. No subjective ranking.
- Lowest price: Brazos 20F Sleeping Bag ($59)
- Newest: Cosmic Down 20 Sleeping Bag (2024)
- Lowest packed weight lb: Spark SpII Ultralight Down Sleeping Bag (1.17 packed weight lb)
Comparison
| # | Sleeping Bag | Price | temperature rating f | insulation type | fill power | shape | packed weight lb | packed size | Source |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Brazos 20F Sleeping Bag | $59 | 20 | synthetic | — | rectangular | 6.95 | 10.9 x 17.7 x 10.7 in | coleman.com |
| 2 | REI Co-op Trailmade 20 Sleeping Bag | $100 | 21 | synthetic | — | mummy | 3.29 | 10 x 13 in | rei.com |
| 3 | Cosmic Synthetic 20 Sleeping Bag | $109.95 | 20 | synthetic | — | mummy | 2.81 | 9.5 x 18 in | kelty.com |
| 4 | Trestles Elite Eco 20 Sleeping Bag | $189 | 20 | synthetic | — | mummy | 2.37 | 9.4 x 18.9 in | rei.com |
| 5 | Cosmic Down 20 Sleeping Bag | $189.95 | 20 | down | 550 | semi-rectangular | 2.44 | 8 x 13 in | kelty.com |
| 6 | Cat's Meow 20 Eco Sleeping Bag | $200 | 20 | synthetic | — | mummy | 2.71 | 10 x 18 in | rei.com |
| 7 | Sidewinder SL 20 Mummy Sleeping Bag | $249.95 | 20 | down | 650 | mummy | 2.25 | 6.5 x 8 in | bigagnes.com |
| 8 | Disco Men's Endless Promise Down Sleeping Bag 15F | $299.95 | 15 | down | 650 | spoon | 2.69 | 11.5 x 8.5 in | nemoequipment.com |
| 9 | REI Co-op Magma 30 Sleeping Bag | $349 | 30 | down | 850 | mummy | 1.25 | 6 x 13 in | rei.com |
| 10 | Revelation Sleeping Quilt | $370 | 20 | down | 850 | quilt | 1.24 | — | enlightenedequipment.com |
| 11 | Spark SpII Ultralight Down Sleeping Bag | $409 | 28 | down | 850 | mummy | 1.17 | 2.5 L (approx. 1-liter bottle size) | advnture.com |
| 12 | UltraLite Sleeping Bag | $640 | 20 | down | 850 | mummy | 1.81 | 7 x 13 in | westernmountaineering.com |
| 13 | Celsius XXL 20F Sleeping Bag | — | 20 | synthetic | — | rectangular | 13.1 | 22 x 15.25 x 15.5 in | tetongear.com |
Specs are as published by the manufacturer (or a reputable spec source where the official page was unavailable); prices are US launch MSRP. Full per-product records and all spec columns are in our open dataset.
Popular comparisons
Frequently asked questions
What is the cheapest sleeping bags?
Brazos 20F Sleeping Bag is the cheapest at $59 (Typical retail price per multiple retailers; coleman.com MSRP approx $60-65), as of 2026-06-20.
How much does sleeping bags cost?
Across the 12 sleeping bags with a published price, the median is $224.97, ranging from $59 to $640, as of 2026-06-20.
Which sleeping bags is best by the numbers?
Lowest price: Brazos 20F Sleeping Bag ($59). Newest: Cosmic Down 20 Sleeping Bag (2024). Lowest packed weight lb: Spark SpII Ultralight Down Sleeping Bag (1.17 packed weight lb).
How many sleeping bags are compared here?
13 sleeping bags across 11 brands, with US price and key specs, current through 2026-06-20.
More hardware comparisons
How we compiled this
This dataset covers 13 camping and backpacking sleeping bags (one of which is a quilt, flagged in specs and shape) across a wide price and performance range. Sourced from manufacturer product pages (Kelty, NEMO, Western Mountaineering, Big Agnes, Enlightened Equipment, Marmot, Coleman, TETON), major retailer listings (REI), and independent review publications (Advnture, CleverHiker, Backpacking Light). Specs reflect the men's regular size where size variants exist; weight is the manufacturer-listed minimum/packed weight. Zipper side is reported as stated by manufacturer or authoritative retailer; null when not determinable. priceUsd is the published US MSRP or current list price found on the manufacturer or primary retailer page, in USD; null when no published USD price could be corroborated. All accessedAt = 2026-06-20. Adversarial re-verification corrected the TNF Cat's Meow price (Advnture's $169 was stale; current REI/market price is ~$200) and the TETON Celsius XXL 20F packed size (draft used the lighter Grand XXL variant's 19x11.5x11.5; the XXL 20F packs to 22x15.25x15.5).
Last verified 2026-06-20. We re-check published specs and prices on a recurring cadence and update this page when they change.
Embed this comparison — free
Add the live cheapest-sleeping bags list to your site. It reflects our latest data, and an attribution link is built in.