Feathered Friends Hummingbird UL 30 vs Western Mountaineering AstraLite 26°F Sleeping Bag
Weight and specs compared for 2026 — and which one to choose.
Premium 30°F ultralight sleeping bag with 900-fill-power goose down. Compact, warm, and durable for multi-season backpacking. (Regular size)
Full details →Premium 26°F sleeping bag with 850-fill ethically sourced goose down. Continuous-baffle construction eliminates cold spots.
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Feathered Friends Hummingbird UL 30 vs Western Mountaineering AstraLite 26°F Sleeping Bag: which should you buy?
If saving weight is your priority, the Western Mountaineering AstraLite 26°F Sleeping Bag wins — at 496 g it is 37 g (7%) lighter than the Feathered Friends Hummingbird UL 30 (533 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest sleep system page, or browse the full gear weight database.