Exped SynMat HL Winter vs Exped Ultra 6.5R Sleeping Pad (Medium Mummy)
Weight and specs compared for 2026 — and which one to choose.
4-season inflatable pad with R-value 8.0.
Lightweight insulated sleeping pad with leading weight-to-warmth ratio. Medium mummy size, 340g, perfect for all-season ultralight backpacking
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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Exped SynMat HL Winter vs Exped Ultra 6.5R Sleeping Pad (Medium Mummy): which should you buy?
If saving weight is your priority, the Exped Ultra 6.5R Sleeping Pad (Medium Mummy) wins — at 340 g it is 340 g (50%) lighter than the Exped SynMat HL Winter (680 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.