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Nemo Fillo Elite Wide UL vs Sierra Designs Nitro Quilt 20

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

Nemo Fillo Elite Wide UL is the lighter option — 589 g lighter than the Sierra Designs Nitro Quilt 20 (83% less weight). If grams matter to you, that is the one to beat.
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Spec Nemo Fillo Elite Wide UL Sierra Designs Nitro Quilt 20
Weight 119 g · 0.119 kg · 0.26 lb 708 g · 0.708 kg · 1.56 lb
Brand Nemo Sierra Designs
Category Sleep System Sleep System
Nemo Fillo Elite Wide UL
119 g

Hybrid inflatable pillow with foam padding. Lightweight comfort at 4.2 oz for multi-day hikes.

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Sierra Designs Nitro Quilt 20
708 g

Ultralight down quilt at 708g. 14.8oz of 800-fill water-resistant DriDown, 20-degree rating.

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Nemo Fillo Elite Wide UL vs Sierra Designs Nitro Quilt 20: which should you buy?

If saving weight is your priority, the Nemo Fillo Elite Wide UL wins — at 119 g it is 589 g (83%) lighter than the Sierra Designs Nitro Quilt 20 (708 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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