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Big Sky International Deluxe UltraLight Pillow vs Western Mountaineering MegaLite 35°F

Weight and specs compared for 2026 — and which one to choose.

Big Sky International Deluxe UltraLight Pillow is the lighter option — 386 g lighter than the Western Mountaineering MegaLite 35°F (76% less weight). If grams matter to you, that is the one to beat.
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Spec Big Sky International Deluxe UltraLight Pillow Western Mountaineering MegaLite 35°F
Weight 124 g · 0.124 kg · 0.27 lb 510 g · 0.510 kg · 1.12 lb
Brand Big Sky International Western Mountaineering
Category Sleep System Sleep System
Big Sky International Deluxe UltraLight Pillow
124 g

Ergonomic inflatable camping pillow with removable PrimaLoft insulation cover. Weighs 4.4oz with mattress strap attachment. Compact design fits in palm when def...

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Western Mountaineering MegaLite 35°F
510 g

Ultralight 850-fill down bag for warm summer conditions.

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Big Sky International Deluxe UltraLight Pillow vs Western Mountaineering MegaLite 35°F: which should you buy?

If saving weight is your priority, the Big Sky International Deluxe UltraLight Pillow wins — at 124 g it is 386 g (76%) lighter than the Western Mountaineering MegaLite 35°F (510 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.

More sleep system comparisons