REI Co-op Trailmade Pants vs prAna Koen Pant

Editorial Team
Last modified at May 28, 2026
Choosing the right hiking pants often comes down to balancing comfort, durability, and performance in specific weather conditions. The REI Co-op Trailmade Pants and the prAna Koen Pant are two top contenders in the women's outdoor market, each offering a distinct blend of features. While the REI Trailmade is praised for its robust construction, weather resistance, and all-day comfort, the prAna Koen distinguishes itself with exceptional breathability and a highly flattering, stretchy silhouette. Whether you prioritize rugged durability for unpredictable trails or lightweight airflow for summer climbs, understanding these nuances will help you select the perfect pair for your next adventure.

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REI Co-op Trailmade PantsprAna Koen Pant
REI Co-op Trailmade PantsprAna Koen Pant
Inseam

Petite: 28 in Regular: 30.5 in Tall: 33.5 in

Short 28 in; Regular 30 in; Tall 32 in

Weight

8.1 oz

Not specified

Material Composition

94% nylon / 6% spandex

81% nylon / 10% polyester / 9% elastane

Belt Loops

Yes

No; pull-on waistband with drawcord

DWR Finish

Yes (PFAS-free)

Not specified

Warranty

Not specified

Limited Three-Year Warranty

Pocket Count

5 (2 front hand, 2 back drop-in, 1 secure zip thigh)

3

Stretch Percentage

6%

9%

Waist Size

Not comparable - size chart dependent

XS-XXL

Four-Way Stretch

Stretch fabric; four-way stretch not specified

Yes

Gusseted Crotch

Not specified

Not specified

Water Repellent Finish

Yes (DWR)

Not specified

Roll-Up Legs

Yes (with interior bungee adjustments)

No; adjustable hem loop

Comfort

REI Co-op Trailmade Pants

4.8/ 5.0

prAna Koen Pant

4.6/ 5.0

Comfort is the foundation of any hiking experience, determining how long you can stay on the trail without distraction. For buyers, a high comfort rating means the fabric feels soft against the skin, allows for unrestricted movement, and remains pleasant even after hours of wear. The REI Co-op Trailmade Pants take the lead here with a 4.8/5 rating, where users consistently describe them as 'nice and comfortable' with a 'very comfortable padded waistband lining' that feels amazing with or without underwear. In contrast, the prAna Koen Pant scores a strong 4.6/5, praised for its 'stretchy material' and 'flat seaming' that prevents chafing, though it lacks the specific padded waistband praise found in the REI model. While both are excellent, the REI pants offer a slightly more universally acclaimed comfort profile for extended wear.

Durability

REI Co-op Trailmade Pants

4.1/ 5.0

prAna Koen Pant

3.7/ 5.0

Durability dictates how well your gear withstands abrasion from rocks, brush, and frequent washing over time. A durable pair of pants should resist tearing, pilling, and seam failure, ensuring they remain a reliable part of your wardrobe for years. The REI Co-op Trailmade Pants earn a 4.1/5 rating, with buyers highlighting their 'abrasion resistant' fabric, 'thick and durable belt loops,' and 'sturdy' hardware that holds up well to wear and tear. The prAna Koen Pant, while featuring 'reinforced knees' and 'G1000 Fabric' in some versions, scores a lower 3.7/5 due to reports of 'loose threads,' 'pilling,' and 'pulling issues' that suggest it may be less robust for rough terrain. For hikers who prioritize longevity and resistance to heavy abuse, the REI option provides a more reassuring track record.

Fit

REI Co-op Trailmade Pants

4.1/ 5.0

prAna Koen Pant

3.9/ 5.0

A proper fit ensures freedom of movement and prevents chafing or gapping, which is critical for technical hiking and climbing. Buyers look for features like adjustable waists, gusseted crotches, and flattering cuts that accommodate different body shapes. The REI Co-op Trailmade Pants score 4.1/5, offering a 'slimmer fit' with an 'adjustable waist' and 'gusseted crotch' that users love, though some note it may not be ideal for larger builds. The prAna Koen Pant receives a 3.9/5, celebrated for its 'flattering fit' and 'high waist' that sits 'Lululemon level flattering,' but it suffers from a lack of waist adjustability and inconsistent sizing that can lead to gapping. While the prAna offers a more fashion-forward silhouette, the REI pants provide a more functional and adjustable fit for active movement.

Breathability

REI Co-op Trailmade Pants

3.9/ 5.0

prAna Koen Pant

4.1/ 5.0

Breathability is essential for regulating body temperature and managing sweat during intense physical activity or in hot climates. Pants with high breathability allow air to circulate and moisture to escape, keeping the wearer cool and dry. The prAna Koen Pant wins this category with a 4.1/5 rating, featuring 'venting zippers' and 'sweat wicking' properties that users describe as having 'crazy breathability' and 'Prime air flow.' The REI Co-op Trailmade Pants score a moderate 3.9/5; while they are 'light and fast drying,' some users find them 'thicker' and 'warmer,' noting that they are better suited for cooler conditions or those who prefer a bit more insulation. If you are hiking in summer or engaging in high-exertion activities, the prAna Koen is the superior choice for staying cool.

Weather Resistance

REI Co-op Trailmade Pants

4.4/ 5.0

prAna Koen Pant

4.1/ 5.0

Weather resistance protects you from light rain, wind, and UV exposure, making it a vital feature for unpredictable outdoor conditions. Effective pants should shed water quickly and block wind without sacrificing comfort. The REI Co-op Trailmade Pants lead with a 4.4/5 rating, boasting a 'durable water repellent finish' and 'UPF 50+' sun protection that effectively 'cuts wind and sheds light rain.' The prAna Koen Pant follows closely with a 4.1/5, offering 'durable water repellency' and the option for 'waxing for waterproofing,' but it lacks the consistent high praise for wind and rain shedding found in the REI model. For hikers facing variable weather who need reliable protection out of the box, the REI pants offer a slight edge in performance.

Versatility

REI Co-op Trailmade Pants

4.6/ 5.0

prAna Koen Pant

4.4/ 5.0

Versatility determines how well a pair of pants transitions from the trail to town, travel, or casual settings. A versatile pant should look appropriate in an office or restaurant while still performing well on the hike. The REI Co-op Trailmade Pants score a high 4.6/5, with users praising their 'clean and versatile look' that works for 'climbing, hiking, or paddling' and even 'wear them in the office.' The prAna Koen Pant also performs well with a 4.4/5, described as 'travel-friendly' and 'cute enough' for casual wear, though some find the 'Burly intense look' less adaptable for everyday settings. Both are excellent travel companions, but the REI pants are slightly more frequently cited as a seamless transition from outdoor activity to urban life.

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Conclusion & Final Verdict:

The REI Co-op Trailmade Pants are the superior all-around choice for hikers who prioritize durability, weather protection, and a secure, adjustable fit. They excel in versatility, easily transitioning from the trail to town, and offer robust construction that stands up to rough terrain. However, if your primary concern is staying cool during intense summer hikes or you prefer a more flattering, stretchy silhouette with four-way stretch, the prAna Koen Pant is the better option. Its superior breathability and higher stretch percentage make it ideal for warm-weather adventures, despite slightly lower durability ratings. Ultimately, choose the REI for rugged reliability and the prAna for maximum airflow and style.

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