NEMO Disco 15 vs Therm A Rest Saros 32

NEMO Disco 15 wins — The NEMO Disco 15 is warmer and better for backpacking; the Saros 32 is more comfortable for side sleepers in milder con…

Scores: NEMO Disco 15 8/10 · Therm A Rest Saros 32 6.5/10

The NEMO Disco 15 is warmer and better for backpacking; the Saros 32 is more comfortable for side sleepers in milder conditions.

Spec-by-spec comparison

NEMO Disco 15Therm A Rest Saros 32
MSRP~$230~$200
Weight2 lbs 8 oz2 lbs 12 oz
Temp Rating15°F / -9°C32°F / 0°C
Insulation650-fill DownTek downPrimaLoft synthetic
ShapeSpoon mummyBlanket fold
Packed SizeSmallerSlightly larger

NEMO Disco 15

What works

  • Warmer at 15°F EN-rated vs Saros 32's 32°F rating
  • DownTek water-resistant down is light and compressible
  • Spoon shape fits side sleepers without restriction

What doesn't

  • Down loses insulation when wet — a concern in very humid conditions
  • Slightly pricier than comparable synthetic bags

Therm A Rest Saros 32

What works

  • Blanket fold lets you kick a foot out or vent without unzipping
  • Synthetic fill performs better in damp conditions
  • Good for mild-weather camping where warmth isn't critical

What doesn't

  • Only rated to 32°F — not suitable for cold shoulder-season camping
  • Heavier than down alternatives at the same warmth level
  • Compresses less than down for the same volume

Bottom line

Our pick: NEMO Disco 15.

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