Sea to Summit Ember Down Sleeping Bag vs Sea to Summit Ember Sleeping Bag

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

Both weigh the same at 609 g, so choose on features, price and fit.

Spec	Sea to Summit Ember Down Sleeping Bag	Sea to Summit Ember Sleeping Bag
Weight	609 g · 0.609 kg · 1.34 lb	609 g · 0.609 kg · 1.34 lb
Brand	Sea to Summit	Sea to Summit
Category	Sleep System	Sleep System

Sea to Summit Ember Down Sleeping Bag

609 g

850+ Ultradry down sleeping bag rated to 9°C; packs to 5.1L with soft Thermolite liner and recycled shell fabric.

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Sea to Summit Ember Sleeping Bag

609 g

Three-season sleeping bag with 850+ UltraDry hydrophobic down, 5.1L pack size, and a rectangular zipper profile for comfort. Men's regular size.

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Sea to Summit Ember Down Sleeping Bag vs Sea to Summit Ember Sleeping Bag: which should you buy?

On weight these two are identical (609 g), so your decision comes down to features, fit and price. Check the full details and current price for each above.

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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