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~520 km
Expected lifespan, based on hand-researched wear data for this model.
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Durability is a standout, with reviewers highlighting the robust build, reliable outsole, and consistent performance over 200+ miles. Some minor concerns exist about the thin toe box mesh, but overall longevity is rated highly for the price.
The Brooks Cascadia 18 is widely regarded by experts and users as a highly versatile and dependable trail running shoe, excelling in stability, protection, and traction for a variety of off-road conditions. Its robust build, DNA Loft v2 cushioning, and Trail Adapt system make it particularly well-suited for daily trail training and long runs, including ultra distances, where comfort and support over time are critical. The shoe's weight (approx. 11 oz) and moderate responsiveness limit its suitability for tempo runs and racing, especially for runners prioritizing speed or a lightweight feel. While the cushioning is consistent and protective, it is not especially plush, making it less ideal for those seeking maximal softness for recovery, but still comfortable enough for easy miles. The Cascadia 18's traction and stability on technical terrain are standout features, making it a top choice for trail running in varied and challenging environments.
Ideal for Best suited for intermediate to experienced trail runners who value stability, durability, and comfort over long distances. Ideal for heel strikers, those training for ultras or back-to-back long trail days, and runners who prioritize a secure, protective ride over maximum speed or ground feel.
The Cascadia 18 is about 1 oz lighter than the previous version, with a more balanced cushioning profile and a more breathable upper. The fit is well-suited for both trail running and hiking, offering a stable platform and excellent traction. The shoe is durable and comfortable for long distances, with a fit that accommodates most foot shapes except for very wide feet, who may find the toebox only moderately roomy. No carbon plate is present; stability comes from the Trail Adapt System and the overall platform design.
Sizing: Generally true to size; most testers and user reviews report no need to size up or down compared to standard Brooks sizing. Fit is consistent with previous Cascadia models, but the lighter, more breathable upper may feel slightly roomier for some users, especially in the forefoot.
Trail shoes in NORMA's database last between 320 and 850 km across 315 models. At 520 km, the Brooks Cascadia 18 sits in the lower half of that range.
The Brooks Cascadia 18 is a robust, all-terrain trail shoe designed for runners who prioritize stability and comfort over speed. Its reliable grip, supportive ride, and durable construction make it a standout for long trail adventures and ultra distances, though its weight and muted ground feel may not suit those seeking a nimble, race-ready option.
Full specs, fit notes, and reviews on the Brooks Cascadia 18 wiki page.
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The Brooks Cascadia 18 lasts about 520 km, based on hand-researched wear data for this model. Your own mileage shifts with body weight, running surface, and how you use the shoe.
Start checking for wear around 312 km (60% of its lifespan). By 416 km the foam and outsole are usually noticeably degraded, and most runners retire the shoe between there and 520 km.
Trail shoes in NORMA's database range from 320 to 850 km across 315 models. At 520 km, the Brooks Cascadia 18 sits in the lower half of that range.
Often, yes. A pair with under 60% wear (roughly 312 km) still has real training life left. NORMA lists second-rotation running shoes with transparent, verified mileage so you know exactly how much life you're buying.
