Exped SynMat HL Winter vs Outdoor Vitals StormLoft Down TopQuilt 15F

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

Exped SynMat HL Winter is the lighter option — 15 g lighter than the Outdoor Vitals StormLoft Down TopQuilt 15F (2% less weight). If grams matter to you, that is the one to beat.

Spec	Exped SynMat HL Winter	Outdoor Vitals StormLoft Down TopQuilt 15F
Weight	680 g · 0.680 kg · 1.50 lb	695 g · 0.695 kg · 1.53 lb
Brand	Exped	Outdoor Vitals
Category	Sleep System	Sleep System

Exped SynMat HL Winter

680 g

4-season inflatable pad with R-value 8.0.

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Outdoor Vitals StormLoft Down TopQuilt 15F

695 g

15°F rated down quilt with integrated pad attachment straps and draft collar. Regular size for backpackers up to 6 ft.

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Exped SynMat HL Winter vs Outdoor Vitals StormLoft Down TopQuilt 15F: which should you buy?

If saving weight is your priority, the Exped SynMat HL Winter wins — at 680 g it is 15 g (2%) 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.

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