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Exped Ultra 6.5R Sleeping Pad (Medium Mummy) vs Zpacks Solo Quilt 20F

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

Zpacks Solo Quilt 20F is the lighter option — 5 g lighter than the Exped Ultra 6.5R Sleeping Pad (Medium Mummy) (1% less weight). If grams matter to you, that is the one to beat.
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Spec Exped Ultra 6.5R Sleeping Pad (Medium Mummy) Zpacks Solo Quilt 20F
Weight 340 g · 0.340 kg · 0.75 lb 335 g · 0.335 kg · 0.74 lb
Brand Exped Zpacks
Category Sleep System Sleep System
Exped Ultra 6.5R Sleeping Pad (Medium Mummy)
340 g

Lightweight insulated sleeping pad with leading weight-to-warmth ratio. Medium mummy size, 340g, perfect for all-season ultralight backpacking

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Zpacks Solo Quilt 20F
335 g

900-fill power down quilt with 20F (-7C) temperature rating in ultralight DCF shell. Pad attachment straps and adjustable snap footbox included.

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Exped Ultra 6.5R Sleeping Pad (Medium Mummy) vs Zpacks Solo Quilt 20F: which should you buy?

If saving weight is your priority, the Zpacks Solo Quilt 20F wins — at 335 g it is 5 g (1%) lighter than the Exped Ultra 6.5R Sleeping Pad (Medium Mummy) (340 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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