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Katabatic Gear Flex 22 Quilt vs Zpacks Summer Quilt

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

Zpacks Summer Quilt is the lighter option — 402 g lighter than the Katabatic Gear Flex 22 Quilt (62% less weight). If grams matter to you, that is the one to beat.
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Spec Katabatic Gear Flex 22 Quilt Zpacks Summer Quilt
Weight 646 g · 0.646 kg · 1.42 lb 244 g · 0.244 kg · 0.54 lb
Brand Katabatic Gear Zpacks
Category Sleep System Sleep System
Katabatic Gear Flex 22 Quilt
646 g

22°F down quilt with 900-fill-power goose down and adjustable footbox. Regular size. Highly packable and ultralight for 3-season backpacking.

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Zpacks Summer Quilt
244 g

Minimal 8.6-ounce quilt for warm weather camping. Doubles as winter sleeping bag liner.

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Katabatic Gear Flex 22 Quilt vs Zpacks Summer Quilt: which should you buy?

If saving weight is your priority, the Zpacks Summer Quilt wins — at 244 g it is 402 g (62%) lighter than the Katabatic Gear Flex 22 Quilt (646 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.

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