Fashion & Footwear › Jackets
Magma 850 Down Jacket
Lightweight down insulated jacket
Quick take
In short: what each side says
AI panel · Buyers — each opened up in full further down ↓
Claude ranks this product at #19.0 on average
Owners love the warmth, packability, and attractive design, but sizing inconsistency and durability concerns divide them, with water resistance being a known limitation.
The juries split — Divided. Check both sides before you commit.
Main competitors
Top rivals in Jackets.
Act one
What the machines think.
Several AI models read the category and place this product — model by model, list by list, over time.
Model by model?
How each AI sees it.
Claude ranks this product at #19.0 on average Averaging across the AI panel, Magma 850 Down Jacket sits around #19.0 this snapshot.
Gemini
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Didn’t rank Magma 850 Down Jacket this snapshot.
Grok
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Didn’t rank Magma 850 Down Jacket this snapshot.
GPT
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Didn’t rank Magma 850 Down Jacket this snapshot.
Perplexity
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Didn’t rank Magma 850 Down Jacket this snapshot.
AI Mode
Didn’t rank Magma 850 Down Jacket this snapshot.
Rank trajectory?
Weeks of movement.
Act two · ★ new
What the people say.
The same product, judged by the owners who bought and filmed it — what they praise, what they knock, who it's for.
What buyers say?
What Google knows about it.
Beyond the video critics, Google pools 85 buyer ratings of the Magma 850 Down Jacket from across retailers — a far wider, if blunter, jury. Here’s the shape of that opinion.
85 ratings · 7 written
across 1 retailer
What owners single out
In their words
“I think this is my new favorite jacket! Was looking to replace my spring/fall packable puffy that got a tear in it and was deflated after washing and wasn’t warm below 45 degrees. I didn’t want to spend over $150, but I got this one on sale over the weekend after reading positive reviews and seeing it in the store. So far it is comfortable, warm ( I have reynauds and my hands stay warm inside the ”
MJ 4tay · verified purchase · REI
“My first REI down jacket! Highly recommended by people in the know. I love the lightweight feel, the color, the pattern and the warmth. However, the medium is too snug and the large is much bigger! Perhaps, I need a Petite large. Please make petite sizes. Bought the jacket for camping in Yosemite and it was great for the cold evening stargazing and strolls.”
VWAmy · verified purchase · REI
as of July 13 · 85 buyer ratings?
Frequent rivals?
What it competes against.
- Canopy JacketBrooksREI Co-op leads 1–0 · 1 sharedRead
- Ferrosi HoodyOutdoor ResearchREI Co-op leads 1–0 · 1 shared~$165Read
- Loke JacketHelly HansenREI Co-op leads 1–0 · 1 sharedRead
- L.I.M GTX JacketHaglöfsREI Co-op leads 1–0 · 1 sharedRead
- Stretch Zion Jacket 2026PranaREI Co-op leads 1–0 · 1 sharedRead
- Fuego Hooded Down JacketCotopaxiREI Co-op leads 1–0 · 1 sharedRead
- Aerofoil JacketMountain EquipmentREI Co-op leads 1–0 · 1 sharedRead
Alternatives by price · Same field?
Same field, less money.
The recap
Where it stands today.
- PositionBest rank #19 across 1 intent tracked (slipped 9 this week).
- FootprintStrongest in Best Lightweight Jackets (#19).
- TraitsMost often described as “packable”.
- Closest rivalCanopy Jacket (1–0 across 1 shared intent).
- MakerBy REI Co-op — see how it ranks across other intents on its brand profile.
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