Enlightened Equipment Revelation 20°F (950FP Regular/Regular) vs Therm-a-Rest Hyperion 20
Weight and specs compared for 2026 — and which one to choose.
Ultralight backpacking quilt with 950-fill power down rated to 20°F (-7°C). Features adjustable footbox and neck collar for versatile sleeping positions.
Check price Full details →900-fill Hyperdry down mummy sleeping bag rated to 20F/-6C. 10D ripstop nylon shell with DWR treatment. Regular size.
Check price Full details →Enlightened Equipment Revelation 20°F (950FP Regular/Regular) vs Therm-a-Rest Hyperion 20: which should you buy?
If saving weight is your priority, the Enlightened Equipment Revelation 20°F (950FP Regular/Regular) wins — at 566 g it is 1 g (0%) lighter than the Therm-a-Rest Hyperion 20 (567 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.