Therm-a-Rest Z Lite SOL Sleeping Pad vs Gossamer Gear Thinlight Foam Pad - 1/8"

Editorial Team
Last modified at July 10, 2026
When choosing between the Therm-a-Rest Z Lite SOL and the Gossamer Gear Thinlight Foam Pad, you're deciding between proven warmth and durability versus ultralight simplicity. Both pads use closed-cell foam for reliability, but they serve different needs: the Z Lite SOL excels in cold conditions and rough terrain, while the Thinlight shaves ounces for fast-and-light trips.

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Therm-a-Rest Z Lite SOL Sleeping PadGossamer Gear Thinlight Foam Pad - 1/8"
Z Lite SOL Sleeping PadThinlight Foam Pad - 1/8"
R-Value

2

0.5

Weight

14 oz (Regular)

2.7 oz (Rolled)

Thickness

0.75 in

0.125 in

Dimensions

72 × 20 × 0.75 in (Regular)

58.7 × 19 × 0.125 in (Rolled)

Packed Size

20 × 5 × 5.5 in (Regular)

Not separately published for Rolled; Folded variant is 10.7 × 19 × 1 in

Warranty

Limited Lifetime or 3 Years

1 year manufacturing defects

Material

Crosslinked Polyethylene Foam

Polyolefin, PE/EVA

Foam Type

Molded Closed Cell

Closed cell foam

Comfort

Z Lite SOL Sleeping Pad

3.7/ 5.0

Thinlight Foam Pad - 1/8"

3.6/ 5.0

Comfort matters because a good night's sleep is essential for enjoying your time outdoors. For foam sleeping pads, comfort often comes down to thickness and cushioning—thicker pads generally provide better support, especially for side sleepers or those on rough ground. The Therm-a-Rest Z Lite SOL, at 0.75 inches thick, offers noticeably more cushioning than the Thinlight's 0.125 inches. Buyers describe the Z Lite SOL as 'incredibly comfortable' and a 'significant upgrade' for sleep quality, though some side sleepers still find it thin. The Thinlight, while praised as a usable 'sit pad' or for short rests, gets mixed reviews for overnight comfort, with a few users reporting sore hips. If you prioritize sleep comfort—especially on longer trips—the Z Lite SOL is the better choice.

Warmth

Z Lite SOL Sleeping Pad

4.6/ 5.0

Thinlight Foam Pad - 1/8"

3.6/ 5.0

Warmth is critical for sleeping pads, as the ground can sap body heat quickly, making you cold even in a warm sleeping bag. The Z Lite SOL shines here with an R-value of 2.6, trapping heat effectively thanks to its thicker foam and reflective surface. Buyers consistently say it keeps them warm in cold conditions, with comments like 'traps 20% more heat' and 'ground can't suck heat out.' The Thinlight, at 0.125 inches and an R-value of 0.5, provides basic insulation but is better suited for mild or warm weather. While it does block some cold from the ground, users note it's less effective in cooler temperatures. If you camp in cold weather, the Z Lite SOL is the clear winner for warmth.

Durability

Z Lite SOL Sleeping Pad

4.4/ 5.0

Thinlight Foam Pad - 1/8"

3.0/ 5.0

Durability ensures your pad lasts through rough terrain and repeated use. The Z Lite SOL's crosslinked polyethylene foam is praised as 'robust,' 'tough,' and 'puncture-proof,' with buyers reporting years of use without wear. It handles rocks, branches, and moisture without issue. The Thinlight, while durable for its weight, lacks detailed feedback on long-term use, and its thinner material may be more prone to wear over time. For rugged trips or frequent use, the Z Lite SOL's proven durability makes it the safer bet.

Noise

Z Lite SOL Sleeping Pad

2.7/ 5.0

Thinlight Foam Pad - 1/8"

3.3/ 5.0

Noise can be a nuisance if you're a light sleeper or camping with others. The Z Lite SOL's foam is known to be noisy when shifting positions, with some users finding it disruptive. The Thinlight, while not as widely reviewed for noise, has feedback suggesting it's quieter, with one buyer noting 'noise reduction.' If you're sensitive to noise, the Thinlight may be the better option, though neither pad is completely silent.

Packability

Z Lite SOL Sleeping Pad

3.9/ 5.0

Thinlight Foam Pad - 1/8"

2.8/ 5.0

Packability affects how easily you can carry your pad on backpacking trips. The Z Lite SOL folds into a compact Z-shape that straps to the outside of a pack, though some find it bulky. The Thinlight is lighter but harder to pack due to its size and lack of compressibility. Buyers say the Z Lite SOL's folded dimensions make it easier to manage, while the Thinlight can be 'hard to package.' For most backpackers, the Z Lite SOL offers a better balance of packability and usability.

Ease Of Use

Z Lite SOL Sleeping Pad

4.8/ 5.0

Thinlight Foam Pad - 1/8"

3.0/ 5.0

Ease of use matters for quick setup and versatility in camp. The Z Lite SOL is praised for its simplicity—just unroll and use—with no inflation or maintenance needed. Buyers love that it 'sets up instantly' and can double as a seat or splint. The Thinlight is also easy to use but gets mixed reviews, with some finding it 'hard to get in there' or awkward to handle. For hassle-free performance, the Z Lite SOL is the better choice.

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Conclusion & Final Verdict:

Final Verdict: The Therm-a-Rest Z Lite SOL is the best choice for most campers, offering superior warmth, durability, and comfort for cold-weather trips. However, if you prioritize weight savings for ultralight backpacking, the Gossamer Gear Thinlight is a solid minimalist option.

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