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Hilltop Packs Ultralight Foam Sit Pad vs REI Lightweight Stuff Sack

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

REI Lightweight Stuff Sack is the lighter option — 8 g lighter than the Hilltop Packs Ultralight Foam Sit Pad (29% less weight). If grams matter to you, that is the one to beat.
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Spec Hilltop Packs Ultralight Foam Sit Pad REI Lightweight Stuff Sack
Weight 28 g · 0.028 kg · 0.06 lb 20 g · 0.020 kg · 0.04 lb
Brand Hilltop Packs REI
Category Miscellaneous Miscellaneous
Hilltop Packs Ultralight Foam Sit Pad
28 g

Ultralight foam seat pad at only 1 ounce or 28 grams.

Full details →
REI Lightweight Stuff Sack
20 g

Budget-friendly ultralight stuff sack for pack organization. Only 0.7 oz.

Full details →

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Hilltop Packs Ultralight Foam Sit Pad vs REI Lightweight Stuff Sack: which should you buy?

If saving weight is your priority, the REI Lightweight Stuff Sack wins — at 20 g it is 8 g (29%) lighter than the Hilltop Packs Ultralight Foam Sit Pad (28 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 miscellaneous page, or browse the full gear weight database.

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