Western Mountaineering
Vapor Jacket
Sold by the people who make it — no third-party seller in between.
Manufacturer list price (MSRP)
$575.00
Retailer prices change, so we show the manufacturer list price and link out for you to check the current price.
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Overview
Vapor Jacket – Ultralight Protection for Any Adventure Designed for those who demand warmth, weather resistance, and versatility, the Vapor Jacket delivers exceptional performance in a lightweight package.
Specs
- Brand
- Western Mountaineering
- Weight
- 450 g · 15.9 oz
- Insulation
- 850+ power goose down
- Fill power
- 850+ power goose down
Weight vs. category
1% heavier than the category average.
How it measures up
Against every one of the insulated jackets in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.
- Weight
- 15.9 oz (450 g)
- Lighter than 13% of 8 weighed · #7 lightest
- +35% vs the median 11.8 oz
- Price
- $575.00
- Cheaper than 8% of 12 priced · #11 cheapest
- +43% vs the median $402.00 · $36.22/oz (median $45.10/oz)
The lightest of the insulated jackets on record is Zpacks Zpacks Down Jacket at 6.1 oz — 276 g less and $200.00 less.
The cheapest is Katabatic Gear Tarn Down Jacket - Women’s at $279.00 — $296.00 less.
RidgeNote verdict
Similar — lighter or cheaper
Compared with
Side by side on weight, list price and cost per ounce.
Related reading
Lightweight Insulated Jackets for Backpacking: Weight, Warmth and Fill Power
What fill power actually measures, why the 900-fill jacket here weighs more than the 800-fill one, and how to choose between down and synthetic. A published-specs comparison of the four jackets we carry.
Best Backpacking Backpacks (2026)
Six packs from 885 g to 2130 g, compared on published volume, suspension, and list price — and why fit beats every number on the page.
MSR PocketRocket 2 Review (2026)
A 2.6 oz (73 g), $49.95 unregulated burner that has outlived most of its category. What the mechanism promises, where the physics says no, and who should buy the Deluxe instead.
Manufacturer list price (MSRP)
$575.00