20-Degree Mummy Bag vs Trek 30-Degree Down
Trek 30-Degree Down is the lighter of the two by 80 g (2.8 oz).
Trek 30-Degree Down lists for $181.98 less at the manufacturer's price.
Per ounce carried, Trek 30-Degree Down costs less: $18.43/oz against $23.03/oz.
Weights and prices are the manufacturer’s published figures. The best value in each row is highlighted.
| 20-Degree Mummy Bag Hyperlite Mountain Gear | Trek 30-Degree Down Sea to Summit | |
|---|---|---|
| Weight | 28.2 oz | 25.4 oz |
| MSRP | $650.00 | $468.02 |
| Temperature rating | — | 30°F / -1°C (manufacturer rating, not independently ISO 23537 / EN 13537 tested) |
| Price per ounce | $23.03/oz | $18.43/oz |
| Retailers | 1 | 1 |
20-Degree Mummy Bag
Wrap up your day with the 20-Degree Mummy Bag, sewn up to perfection for exceptional warmth, compressibility, and comfort without unnecessary bulk. Premium 1000 fill power grey goose down treated with a DWR finish provides maximum loft and reliable insulation, while 3-dimensional baffles allow the bag to fully loft to 2. 75 inches for efficient heat retention.
Full specs and prices for the 20-Degree Mummy Bag →Trek 30-Degree Down
The Sea to Summit Trek is the brand's do-it-all three-season down bag, with 650+ fill power down and a comfort-oriented cut. The 30-degree model balances warmth, weight, and price for backpacking and camping.
Full specs and prices for the Trek 30-Degree Down →