REI Co-op Magma
$$ Mid-rangeTrending Down
tldr; Reddit highly recommends the REI Co-op Magma 15 for its good performance and value, especially when purchased on sale or secondhand, though it requires careful drying.
Check pricesSentiment Breakdown
50%Positive
Positive
50%Neutral
44%Negative
6%Based on 36 Reddit opinions
Strengths & Weaknesses
Each axis shows what % of Reddit comments are positive about that topic. Higher = more praise.
Key Features
- Inclusive sizing for optimal fit
- 850-fill-power goose down for lightweight warmth
- Recycled downproof shell with DWR finish
- Contoured hood with insulated neck yoke/draft collar
- Internal stash pocket
- 💰 Considered an upgrade over many other
- 💰 Excellent value when bought on sale or
- ⚖️ "Pretty nice" performance for its price
Sentiment Over Time
What Redditors Actually Say
What Redditors Say
Best praise vs top criticism for REI Co-op Magma
Best Praise
+18 pts“The last generation of the magma line was one of the most popular bags on the PCT or AT, per Halfway Anywhere surveys. They're well known, and well-liked. Great value for the money, particularly on sale.”
r/Ultralight
ViewTop Criticism
+7 pts“I have 20-30 nights in my magma. It’s comfort rated to 40ish. I’ve had it at freezing a few times and needed to supplement with down jacket. Would not recommend it for 20 degrees, or anything below 30 for that matter. ymmv”
r/Ultralight
View10 more quotes available below
Related Products
Frequently Asked Questions
Is the REI Co-op Magma worth buying?
Reddit highly recommends the REI Co-op Magma 15 for its good performance and value, especially when purchased on sale or secondhand, though it requires careful drying.
What do Redditors love about the REI Co-op Magma?
Redditors highlight: 💰 Considered an upgrade over many other. 💰 Excellent value when bought on sale or. ⚖️ "Pretty nice" performance for its price.
What are the downsides of the REI Co-op Magma?
Some criticisms include: "I have 20-30 nights in my magma. It’s comfort rated to 40ish. I’ve had it at freezing a few times and needed to supplement with down jacket."
How accurate are these ratings?
Our sentiment analysis is approximately 80-85% accurate compared to manual review. Products with more mentions (REI Co-op Magma has 36) tend to have more reliable scores.
36 Reddit opinions analyzed • Last updated 5/26/2026