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Big Agnes Fly Creek UL Quilt vs Cumulus Neo Quilt 450

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

Big Agnes Fly Creek UL Quilt is the lighter option — 176 g lighter than the Cumulus Neo Quilt 450 (29% less weight). If grams matter to you, that is the one to beat.
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Spec Big Agnes Fly Creek UL Quilt Cumulus Neo Quilt 450
Weight 434 g · 0.434 kg · 0.96 lb 610 g · 0.610 kg · 1.34 lb
Brand Big Agnes Cumulus
Category Sleep System Sleep System
Big Agnes Fly Creek UL Quilt
434 g

Ultralight backpacking quilt with 850-fill DownTek water-repellent down and 227g fill weight. Packable and versatile for three-season use.

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Cumulus Neo Quilt 450
610 g

Ultra-lightweight quilt with 450g 900-fill goose down, closed footbox design. Comfort rating -2°C. 39 compartments with H-shaped baffles prevent cold spots and...

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Big Agnes Fly Creek UL Quilt vs Cumulus Neo Quilt 450: which should you buy?

If saving weight is your priority, the Big Agnes Fly Creek UL Quilt wins — at 434 g it is 176 g (29%) lighter than the Cumulus Neo Quilt 450 (610 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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