The Best Gears logo

Therm-A-Rest ProLite Apex vs REI Co-op Westward Dreamer Self-Inflating Bed

Editorial Team
Last modified at August 9, 2026
Choosing the right self-inflating camping mattress can make a significant difference in your outdoor experience. The Therm-A-Rest ProLite Apex and REI Co-op Westward Dreamer Self-Inflating Bed are both popular choices, but they cater to different needs and preferences. This comparison will help you understand which mattress aligns best with your camping style and requirements.

Why You Can Trust Us

  • Side-by-side analysis based on real user feedback
  • Unbiased comparisons, not influenced by partnerships
  • Updated as new data becomes available

We may earn from affiliate links at no extra cost to you.

Therm-A-Rest ProLite ApexREI Co-op Westward Dreamer Self-Inflating Bed
Therm-A-Rest ProLite Apex
REI Co-op Westward Dreamer Self-Inflating Bed
Weight

18 oz

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

R value

4

6.7

Thickness

2 in

4 in

Length

72 in

76 in

Width

20 in

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

Warranty

Limited lifetime

Limited lifetime

Material

Polyester

30D/75D recycled polyester

Inflation time

2 min

N/A

Packed size

11 × 5.9 × 5.9 in

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

Comfort

Therm-A-Rest ProLite Apex

4.4/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.6/ 5.0

Comfort is crucial for a good night's sleep, especially after a long day of outdoor activities. A more comfortable mattress can significantly enhance your camping experience by providing better support and cushioning. The REI Co-op Westward Dreamer Self-Inflating Bed edges out the Therm-A-Rest ProLite Apex in comfort, with users praising its desired level of comfort and ability to sleep like a baby. While the ProLite Apex also offers good comfort with two inches of cushion, the Westward Dreamer's higher comfort rating makes it the better choice for those prioritizing a restful sleep.

Durability

Therm-A-Rest ProLite Apex

4.1/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

2.8/ 5.0

Durability ensures that your camping mattress can withstand the rigors of outdoor use over time. A more durable mattress means fewer replacements and better long-term value. The Therm-A-Rest ProLite Apex excels in durability, with users reporting it lasts easily 10 years without a single problem. In contrast, the REI Co-op Westward Dreamer has durability concerns, particularly with its foam core. For campers who need a mattress that can handle rough terrain and frequent use, the ProLite Apex is the clear winner.

Ease of use

Therm-A-Rest ProLite Apex

2.9/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.1/ 5.0

Ease of use is important for a hassle-free camping experience, allowing you to set up quickly and efficiently. A mattress that is easier to inflate and use can save time and effort, especially after a long day of hiking. The REI Co-op Westward Dreamer Self-Inflating Bed is significantly easier to use, with positive feedback on its self-inflating feature and clear instructions. The Therm-A-Rest ProLite Apex, however, has more concerns raised about its inflation process. For those who value convenience and ease of setup, the Westward Dreamer is the better option.

Warmth

Therm-A-Rest ProLite Apex

4.1/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

4.4/ 5.0

Warmth is essential for camping in cold conditions, ensuring you stay comfortable throughout the night. A warmer mattress can make a significant difference in your overall camping experience, especially in chilly environments. The REI Co-op Westward Dreamer Self-Inflating Bed provides slightly better warmth, with users praising its ability to maintain warmth in all conditions. While the Therm-A-Rest ProLite Apex also offers good insulation, the Westward Dreamer's higher warmth rating makes it the preferred choice for cold-weather camping.

Noise

Therm-A-Rest ProLite Apex

3.4/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

3.6/ 5.0

Noise levels can affect your sleep quality, especially in quiet outdoor settings. A quieter mattress ensures that you won't be disturbed by crinkly noises when you shift positions. The REI Co-op Westward Dreamer Self-Inflating Bed is slightly quieter, with users reporting minimal noise. The Therm-A-Rest ProLite Apex, while not overly noisy, does have some complaints about noise levels. For those sensitive to noise, the Westward Dreamer is the better choice.

Stability

Therm-A-Rest ProLite Apex

3.1/ 5.0

REI Co-op Westward Dreamer Self-Inflating Bed

3.4/ 5.0

Stability ensures that the mattress stays in place and supports your weight evenly. A more stable mattress provides better support and prevents you from sliding off during the night. The REI Co-op Westward Dreamer Self-Inflating Bed offers slightly better stability, with users praising its sturdiness and ability to hold up user weight. While the Therm-A-Rest ProLite Apex also provides decent stability, the Westward Dreamer's higher stability rating makes it the better option for those who prioritize a stable sleeping surface.

Trust & Transparency

  • Data-driven rankings from real user reviews
  • Affiliate partnerships don't influence our methodology

We may earn commission from links.

Conclusion & Final Verdict:

After comparing the Therm-A-Rest ProLite Apex and REI Co-op Westward Dreamer Self-Inflating Bed, it's clear that each has its strengths. The REI Co-op Westward Dreamer excels in comfort, warmth, and ease of use, making it ideal for campers who prioritize a good night's sleep and convenience. On the other hand, the Therm-A-Rest ProLite Apex stands out in durability and packed size, suitable for those who need a long-lasting and compact mattress.

Choose the REI Co-op Westward Dreamer if you value comfort and ease of use. Opt for the Therm-A-Rest ProLite Apex if durability and a smaller packed size are more important to you.

See All Comparisons

Related Comparisons

Last Modified August 9, 2026

Therm-a-Rest LuxuryMap Sleeping PadvsREI Co-op Westward Dreamer Self-Inflating Bed

Comparing the Therm-a-Rest LuxuryMap Sleeping Pad and the REI Co-op Westward Dreamer Self-Inflating Bed to find the best self-inflating camping mattress for your outdoor adventures.

Read Comparison
Last Modified August 9, 2026

Therm-A-Rest ProLite ApexvsALPS Mountaineering Apex Self-Inflating Air Pad

Comparing the Therm-A-Rest ProLite Apex and ALPS Mountaineering Apex Self-Inflating Air Pad for comfort, durability, and more.

Read Comparison
Last Modified August 9, 2026

Therm-A-Rest ProLite ApexvsNEMO Flyer Self-Inflating Sleeping Pad

Comparing the Therm-A-Rest ProLite Apex and NEMO Flyer Self-Inflating Sleeping Pads to help you choose the best option for your camping needs.

Read Comparison
Last Modified August 9, 2026

Therm-A-Rest ProLite ApexvsNEMO Roamer™ Self-Inflating Mattress

Comparing the Therm-A-Rest ProLite Apex and NEMO Roamer™ Self-Inflating Mattress to find the best camping mattress for your needs.

Read Comparison
Last Modified August 9, 2026

Therm-A-Rest ProLite ApexvsREI Co-op Campwell Sleeping Pad

Comparing the Therm-A-Rest ProLite Apex and REI Co-op Campwell Sleeping Pad to help you choose the best self-inflating camping mattress for your outdoor adventures.

Read Comparison
Last Modified August 9, 2026

Therm-A-Rest ProLite ApexvsTherm-a-Rest LuxuryMap Sleeping Pad

Comparing the Therm-A-Rest ProLite Apex and Therm-a-Rest LuxuryMap Sleeping Pad for comfort, durability, and ease of use.

Read Comparison