Best Sleeping Bags · head-to-head

Disco Men's Endless Promise Down Sleeping Bag 15F vs Trestles Elite Eco 20 Sleeping Bag

A sourced, side-by-side comparison. Trestles Elite Eco 20 Sleeping Bag is cheaper at $200. Every spec and price links to its source.

Which is better: the Disco Men's Endless Promise Down Sleeping Bag 15F or Trestles Elite Eco 20 Sleeping Bag?

The Trestles Elite Eco 20 Sleeping Bag wins 1 of the 1 specs we compare head to head; the other wins 0. The Trestles Elite Eco 20 Sleeping Bag is the cheaper at $200. The Trestles Elite Eco 20 Sleeping Bag both leads on specs and costs less — the straightforward pick.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Disco Men's Endless Promise Down Sleeping Bag 15F Trestles Elite Eco 20 Sleeping Bag
US price $299.95 $200
BrandNEMO EquipmentMarmot
Released2024
Temperature rating f 15 20
Insulation type down synthetic
Fill power 650
Shape spoon mummy
Packed weight (lb) 2.69 2.37
Packed size 11.5 x 8.5 in 9.4 x 18.9 in
Zipper side left left
Product note Classic Spoon shape (mummy variant with extra shoulder/hip width); 650 FP PFAS-free hydrophobic RDS-certified down; Thermo Gill vents HL-ElixR Eco Micro recycled synthetic insulation; dual-zipper with secondary vent zip; ISO comfort 32F, lower limit 21.6F; listed weight 1,077 g

Sources — Disco Men's Endless Promise Down Sleeping Bag 15F: nemoequipment.com (verified 2026-06-20). Trestles Elite Eco 20 Sleeping Bag: rei.com (verified 2026-06-20).

What's the difference between the Disco Men's Endless Promise Down Sleeping Bag 15F and Trestles Elite Eco 20 Sleeping Bag?

Where the two actually differ on the specs we track (6 of 8). Matching specs are omitted.

  • Temperature rating f: Disco Men's Endless Promise Down Sleeping Bag 15F 15 vs Trestles Elite Eco 20 Sleeping Bag 20
  • Insulation type: Disco Men's Endless Promise Down Sleeping Bag 15F down vs Trestles Elite Eco 20 Sleeping Bag synthetic
  • Shape: Disco Men's Endless Promise Down Sleeping Bag 15F spoon vs Trestles Elite Eco 20 Sleeping Bag mummy
  • Packed weight (lb): Disco Men's Endless Promise Down Sleeping Bag 15F 2.69 vs Trestles Elite Eco 20 Sleeping Bag 2.37
  • Packed size: Disco Men's Endless Promise Down Sleeping Bag 15F 11.5 x 8.5 in vs Trestles Elite Eco 20 Sleeping Bag 9.4 x 18.9 in
  • Product note: Disco Men's Endless Promise Down Sleeping Bag 15F Classic Spoon shape (mummy variant with extra shoulder/hip width); 650 FP PFAS-free hydrophobic RDS-certified down; Thermo Gill vents vs Trestles Elite Eco 20 Sleeping Bag HL-ElixR Eco Micro recycled synthetic insulation; dual-zipper with secondary vent zip; ISO comfort 32F, lower limit 21.6F; listed weight 1,077 g

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