
Inspired by the demands of navigating hostile environments with minimal kit, the Ionosphere 5.5 makes no compromises on warmth for weight.
Against every one of the sleeping pads in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.
The cheapest is Therm-a-Rest RidgeRest Classic Sleeping Pad at $34.95 — $205.05 less.
Main models on the same shelf, compared with the Ionosphere 5.5 Dark Pollen on the makers’ published figures; the tick on each bar is the Ionosphere 5.5 Dark Pollen.

Therm-a-Rest
RidgeRest Classic Sleeping Pad
$205.05 less

Therm-a-Rest
Original Z Lite Sleeping Pad
$190.05 less

Klymit
Static V Base Sleeping Pad
$190.05 less
Not ranked: 3 with no published list price.
See all 18 →Backpacking sleeping pads with a stated R-value ranked by stated R-value per 100 g of published weight: 23 models.
Backpacking sleeping pads ranked by maker-published weight: 23 models. Lightest: Therm-a-Rest NeoAir XLite NXT at 13.1 oz. Median 1.06 lb.
Fourteen pads from R 2.0 to R 7.7, compared on the R-values and weights their makers publish: air, self-inflating and foam, with who should skip each.