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Klymit Static V2 vs REI Co-op Helix Insulated

A sourced, side-by-side comparison. Klymit Static V2 is cheaper at $75. Every spec and price links to its source.

Which is better: the Klymit Static V2 or REI Co-op Helix Insulated?

On the specs we track, they're closely matched. The Klymit Static V2 is the cheaper at $75.

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Full spec sheet

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

Spec Klymit Static V2 REI Co-op Helix Insulated
US price $75 $169
BrandKlymitREI Co-op
Released
R value 1.3 4.9
Pad type air air
Weight grams 454
Thickness (cm) 6
Dimensions (cm) 183 x 58 182.88 x 50.8
Packed size (cm) 20 x 8 25.4 x 12.7
Insulation type none reflective-film
Inflation type manual pump-sack
Shell denier 30 30
Shape mummy

Sources — Klymit Static V2: klymit.eu (verified 2026-07-11). REI Co-op Helix Insulated: rei.com (verified 2026-07-11).

What's the difference between the Klymit Static V2 and REI Co-op Helix Insulated?

Where the two actually differ on the specs we track (5 of 10). Matching specs are omitted.

  • R value: Klymit Static V2 1.3 vs REI Co-op Helix Insulated 4.9
  • Dimensions (cm): Klymit Static V2 183 x 58 vs REI Co-op Helix Insulated 182.88 x 50.8
  • Packed size (cm): Klymit Static V2 20 x 8 vs REI Co-op Helix Insulated 25.4 x 12.7
  • Insulation type: Klymit Static V2 none vs REI Co-op Helix Insulated reflective-film
  • Inflation type: Klymit Static V2 manual vs REI Co-op Helix Insulated pump-sack

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