Verdict
Head-to-head · Best Down Jackets

Decathlon Forclaz Simond MT100 Hooded vs Patagonia Down Sweater Jacket

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

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The short answer

Patagonia Down Sweater Jacket comes out ahead by a clear margin (4.4 vs 4.1). Patagonia Down Sweater Jacket is best for: Dry-cold environments and camp use. Read the strengths below before deciding.

Decathlon Forclaz Simond MT100 Hooded
Ranked #7 in Best Down Jackets
Decathlon Forclaz Simond MT100 Hooded
2 sources$80as of Oct 10

The Decathlon Forclaz Simond MT100 Hooded delivers exceptional value through its 800-fill-power RDS-certified down, which Outdoorgearlab found provides adequate warmth for mild conditions despite the jacket's low cost. However, the non-stretchy shell restricts mobility by pulling upward when reaching overhead, and sizing runs small with a slim fit that requires buyers to order up for comfort or layering. The oversized hood lacks adjustment cords, leaving gaps around the face in windy weather. This highly packable puffer fits budget-conscious hikers and climbers who prioritize weight savings over technical precision, while those needing a loose fit or superior wind protection should look elsewhere.

Strengths
  • — Insulated with high-quality 800-fill-power RDS-certified down that provides excellent warmth-to-weight ratio.
  • — Extremely affordable price point significantly lower than comparable name-brand puffers.
  • — Highly packable design allows the jacket to zip entirely into one of its hand pockets for easy storage.
Watch-outs
  • — Sizing runs small with a slim, snug fit across the chest and waist, requiring buyers to size up.
  • — Limited mobility due to a non-stretchy shell that pulls upward when reaching overhead or making hugging motions.
  • — The hood is oversized and lacks adjustment cords, leaving gaps around the face in windy conditions.
Patagonia Down Sweater Jacket
Higher ratedRanked #4 in Best Down Jackets
Patagonia Down Sweater Jacket
1 source$205as of Oct 10

The Patagonia Down Sweater delivers an excellent warmth-to-weight ratio using 800-fill-power traceable down, allowing it to compress into its internal chest pocket for highly efficient packability. However, the standard version lacks a hood and relies on a DWR finish that only sheds light moisture; outdoorgearlab warned that down loses insulation when wet, making it unsuitable for sustained rain or high-output activities without an additional shell. This jacket fits dry-cold environments and camp use but should be avoided by those needing all-weather protection or who require integrated headgear.

Strengths
  • — Filled with 800-fill-power traceable down, providing excellent warmth-to-weight ratio.
  • — Shell constructed from NetPlus ripstop material made of 100% postconsumer recycled fishing nets.
  • — Stuffs into an internal zippered chest pocket for high packability and compact storage.
Watch-outs
  • — The standard jacket version lacks a hood, requiring separate headgear in precipitation.
  • — DWR finish only sheds light moisture; the down loses insulation properties when wet.
  • — Sewn-through baffle construction creates minor cold spots along seam lines.

How they stack up

Decathlon Forclaz Simond MT100 Hooded

At 10.3 oz, the Decathlon Forclaz Simond MT100 Hooded is lighter than the 11.9 oz Arc'teryx Cerium Hooded Down Jacket and the 15.4 oz Outdoor Research Helium Down Hoodie, and it costs far less than either. Its 800-fill down is a step below the Arc'teryx's 850-fill. Its oversized hood has no adjustment cords, where the Rab Microlight Alpine Down Jacket has an adjustable hood with a wire brim.

Patagonia Down Sweater Jacket

Its sewn-through baffle construction creates minor cold spots along seam lines.

Specs side-by-side

SpecDecathlon Forclaz Simond MT100 HoodedPatagonia Down Sweater Jacket
Fill Power800-fill-power800-fill
Insulation Type800 fill power RDS-certified down800-fill-power goose down
Shell Material15D polyamide100% recycled NetPlus ripstop
Water ResistancePFAS-free DWR finishDWR finish
Weight10.3 oz12.1 oz
Hood Typeoversized, non-adjustable hoodadjustable hood
Packabilityeasily stuffs into one of the hand pocketsStuffs into internal pocket
Pockets2 zippered hand, 1 internal drop—
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