Cosmic 20 Down Sleeping Bag vs Riff Down
Riff Down is the lighter of the two by 44 g (1.6 oz).
Cosmic 20 Down Sleeping Bag lists for $290.00 less at the manufacturer's price.
Per ounce carried, Cosmic 20 Down Sleeping Bag costs less: $4.15/oz against $12.16/oz.
Weights and prices are the manufacturer’s published figures. The best value in each row is highlighted.
| Cosmic 20 Down Sleeping Bag Kelty | Riff Down NEMO | |
|---|---|---|
| Weight | 38.6 oz | 37.0 oz |
| MSRP | $159.95 | $449.95 |
| Temperature rating | 20°F / -7°C — manufacturer's stated rating (Kelty), not independently tested; the maker publishes no ISO 23537 or EN 13537 figure | 15°F / -9°C (manufacturer rating, not independently ISO 23537 / EN 13537 tested) |
| Price per ounce | $4.15/oz | $12.16/oz |
| Retailers | 1 | 1 |
Cosmic 20 Down Sleeping Bag
The Cosmic 20 is Kelty long-running value down bag, delivering real 20-degree down warmth at a price that undercuts premium brands. Water-resistant DriDown keeps loft when damp, and the mummy cut with draft tube seals in heat for three-season backpacking.
Full specs and prices for the Cosmic 20 Down Sleeping Bag →Riff Down
The NEMO Riff is NEMO's down backpacking bag on the signature Spoon shape, with 800 fill power hydrophobic down and Thermo Gill vents that let side sleepers dial in temperature. The 15-degree men's model is a three-season-plus down bag.
Full specs and prices for the Riff Down →