Exped MegaMat 10 Insulated Self-Inflating Sleeping Pad vs REI Co-op Westward Dreamer Self-Inflating Bed

Editorial Team
Last modified at April 28, 2026
When it comes to self-inflating camping mattresses, the Exped MegaMat 10 and REI Co-op Westward Dreamer are two top contenders. Both offer excellent insulation and comfort, but they have distinct differences that may sway your decision depending on your camping style and preferences. This comparison will delve into the key categories and specifications to help you make an informed choice.

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Exped MegaMat 10 Insulated Self-Inflating Sleeping PadREI Co-op Westward Dreamer Self-Inflating Bed
Exped MegaMat 10 Insulated Self-Inflating Sleeping PadREI Co-op Westward Dreamer Self-Inflating Bed
Weight

MW: 73 oz LW: 80 oz LXW: 92 oz

Long X-Wide: 5 lb 11 oz
Long Wide: 4 lb 9 oz

R value

8.1

6.7

Thickness

3.9 in

4 in

Length

MW: 72 in LW: 77.6 in LXW: 77.6 in

76 in

Width

MW: 25.6 in LW: 25.6 in LXW: 30.3 in

Long Wide: 25 in
Long X-Wide: 30 in

Warranty

5 years

Limited lifetime warranty (no fixed term)

Material

Recycled polyester (50D/75D) with TPU laminate and PU foam insulation

75-denier recycled polyester bottom & sides, 30-denier recycled stretch polyester top

Inflation time

N/A

N/A

Packed size

MW: 26.4 x 7.9 in LW: 26.4 x 8.7 in LXW: 31.1 x 9.8 in

Long X-Wide: 11 × 32 in
Long Wide: 11 × 28 in

Comfort

Exped MegaMat 10 Insulated Self-Inflating Sleeping Pad

4.9/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.6/ 5.0

Comfort is paramount when it comes to camping mattresses, as a good night's sleep can make or break your outdoor experience. A more comfortable mattress ensures you wake up refreshed and ready for the day's adventures. The Exped MegaMat 10 excels in this category with a rating of 4.9/5, praised for being the most comfortable pad. The REI Co-op Westward Dreamer, while still comfortable with a 4.6/5 rating, falls slightly short. If comfort is your top priority, the Exped MegaMat 10 is the clear winner.

Durability

Exped MegaMat 10 Insulated Self-Inflating Sleeping Pad

4.1/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

2.8/ 5.0

Durability is crucial for camping mattresses, especially if you frequently camp on rough or rocky terrain. A more durable mattress will last longer and provide better value for money. The Exped MegaMat 10 scores 4.1/5 in durability, with positive feedback on its robustness. In contrast, the REI Co-op Westward Dreamer has a lower durability rating of 2.8/5, with concerns about its foam core. For long-term use, the Exped MegaMat 10 is the more reliable choice.

Ease of use

Exped MegaMat 10 Insulated Self-Inflating Sleeping Pad

4.4/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.1/ 5.0

Ease of use is important for campers who want to spend less time setting up and more time enjoying the outdoors. A mattress that is easy to inflate and pack away can significantly enhance your camping experience. The Exped MegaMat 10 scores 4.4/5, praised for being easily packable. The REI Co-op Westward Dreamer, with a 4.1/5 rating, is also user-friendly but slightly less convenient. Both are good options, but the Exped MegaMat 10 has a slight edge.

Warmth

Exped MegaMat 10 Insulated Self-Inflating Sleeping Pad

4.4/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.4/ 5.0

Warmth is a critical factor for camping mattresses, particularly in cold weather conditions. A warmer mattress ensures you stay cozy and comfortable throughout the night. Both the Exped MegaMat 10 and REI Co-op Westward Dreamer score equally with a 4.4/5 rating in warmth. They are praised for their excellent insulation and ability to keep you warm in chilly conditions. In this category, both products are tied, making them equally suitable for cold-weather camping.

Noise

Exped MegaMat 10 Insulated Self-Inflating Sleeping Pad

3.8/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

3.6/ 5.0

Noise can be a significant factor when choosing a camping mattress, as a noisy mattress can disturb your sleep. A quieter mattress ensures a more restful night, free from disruptive sounds. The Exped MegaMat 10 scores 3.8/5 in noise, with feedback indicating it is relatively quiet. The REI Co-op Westward Dreamer has a slightly lower score of 3.6/5, with some users noting minor noises. While neither is perfectly silent, the Exped MegaMat 10 is slightly quieter.

Stability

Exped MegaMat 10 Insulated Self-Inflating Sleeping Pad

4.7/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

3.4/ 5.0

Stability is essential for a camping mattress, as it affects how well you can move around without feeling like you might roll off. A more stable mattress provides better support and comfort throughout the night. The Exped MegaMat 10 excels with a 4.7/5 rating, praised for its stability and support. The REI Co-op Westward Dreamer, with a 3.4/5 rating, is less stable but still adequate. For those who prioritize stability, the Exped MegaMat 10 is the better choice.

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Conclusion & Final Verdict:

After comparing the Exped MegaMat 10 and REI Co-op Westward Dreamer, it's clear that both have their strengths. The Exped MegaMat 10 excels in comfort, durability, and stability, making it ideal for car campers who prioritize a good night's sleep. On the other hand, the REI Co-op Westward Dreamer is lighter and has a smaller packed size, making it more suitable for backpackers. Choose the Exped MegaMat 10 for superior comfort and durability, or the REI Co-op Westward Dreamer for better portability.

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