← Gear database

Katabatic Gear Sawatch 15 vs Western Mountaineering MegaLite 35°F

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

Western Mountaineering MegaLite 35°F is the lighter option — 190 g lighter than the Katabatic Gear Sawatch 15 (27% less weight). If grams matter to you, that is the one to beat.
shopping_cart Check today's price on Amazon
Spec Katabatic Gear Sawatch 15 Western Mountaineering MegaLite 35°F
Weight 700 g · 0.700 kg · 1.54 lb 510 g · 0.510 kg · 1.12 lb
Brand Katabatic Gear Western Mountaineering
Category Sleep System Sleep System
Katabatic Gear Sawatch 15
700 g

15F down quilt with 900+ fill power and a Pertex Quantum shell, packing down to roughly 7 liters for cold-weather trips.

Full details →
Western Mountaineering MegaLite 35°F
510 g

Ultralight 850-fill down bag for warm summer conditions.

Full details →

HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.

Katabatic Gear Sawatch 15 vs Western Mountaineering MegaLite 35°F: which should you buy?

If saving weight is your priority, the Western Mountaineering MegaLite 35°F wins — at 510 g it is 190 g (27%) lighter than the Katabatic Gear Sawatch 15 (700 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

Katabatic Gear Sawatch 15 vs Sea to Summit Aeros Ultralight Pillow Katabatic Gear Sawatch 15 vs Sea to Summit Aeros Ultralight Pillow (Regular) Katabatic Gear Sawatch 15 vs NEMO Fillo Elite Katabatic Gear Sawatch 15 vs Nemo Fillo Elite Wide UL Katabatic Gear Sawatch 15 vs Nemo Equipment Tensor Elite Ultralight Katabatic Gear Sawatch 15 vs NEMO Equipment Tensor Elite Sleeping Pad