Enlightened Equipment Enigma 20°F vs Exped Ultra 6.5R

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

Exped Ultra 6.5R is the lighter option — 9 g lighter than the Enlightened Equipment Enigma 20°F (2% less weight). If grams matter to you, that is the one to beat.

Spec	Enlightened Equipment Enigma 20°F	Exped Ultra 6.5R
Weight	369 g · 0.369 kg · 0.81 lb	360 g · 0.360 kg · 0.79 lb
Brand	Enlightened Equipment	Exped
Category	Sleep System	Sleep System

Enlightened Equipment Enigma 20°F

369 g

Ultralight synthetic quilt for budget-conscious backpackers.

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Exped Ultra 6.5R

360 g

All-season insulated air mat with R-6.9 warmth, 9cm thickness and quiet 20D recycled face fabric; mummy regular.

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Enlightened Equipment Enigma 20°F vs Exped Ultra 6.5R: which should you buy?

If saving weight is your priority, the Exped Ultra 6.5R wins — at 360 g it is 9 g (2%) lighter than the Enlightened Equipment Enigma 20°F (369 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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