Outdoor Vitals StormLoft Down TopQuilt 15F vs Zpacks Classic Sleeping Bag 20F
Weight and specs compared for 2026 — and which one to choose.
15°F rated down quilt with integrated pad attachment straps and draft collar. Regular size for backpackers up to 6 ft.
Check price Full details →Mummy-style sleeping bag rated to 20F (-7C) with 900-fill goose down. DCF outer shell for low weight and packability. Water-resistant treatment included.
Check price Full details →Outdoor Vitals StormLoft Down TopQuilt 15F vs Zpacks Classic Sleeping Bag 20F: which should you buy?
If saving weight is your priority, the Zpacks Classic Sleeping Bag 20F wins — at 347 g it is 348 g (50%) lighter than the Outdoor Vitals StormLoft Down TopQuilt 15F (695 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.