Enlightened Equipment Revelation 20°F vs Rab Mythic Ultra 180 (32°F)
Weight and specs compared for 2026 — and which one to choose.
Quilt-style sleeping bag for side sleepers. Highly customizable.
Full details →Ultra-lightweight 3-season sleeping bag weighing just 14.1 oz (400g) with 900-fill hydrophobic goose down and titanium technology.
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Enlightened Equipment Revelation 20°F vs Rab Mythic Ultra 180 (32°F): which should you buy?
If saving weight is your priority, the Rab Mythic Ultra 180 (32°F) wins — at 400 g it is 82 g (17%) lighter than the Enlightened Equipment Revelation 20°F (482 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.