Quick answer

Choose the Timp 5 if you want a lighter, grippier trail shoe for rowdy, mixed terrain and don't need maximum underfoot protection. Choose the Olympus 275 if you prioritize durability, debris protection, and a secure fit for high-mileage days. Both share Altra's FootShape comfort, but the Olympus adds a one-piece MATRYX upper with a built-in scree sleeve, while the Timp 5 focuses on low weight and Vibram Megagrip traction.

Traction and terrain: where each shoe shines

The Timp 5 is built for confidence on uneven ground. Its Vibram Megagrip outsole is designed to offer grip on both wet and dry surfaces, so you can move quickly over roots, rocks, and loose dirt. The Olympus 275 does not list a specific outsole compound in the catalog facts, which means you should not assume the same wet-rock performance. If your local trails are frequently slick, the Timp 5's stated grip is a concrete advantage.

Cushioning and protection: max cushion vs trail feel

The Olympus 275 is the more protective option. Its catalog facts highlight durability, protection, and a built-in scree sleeve to keep debris out, plus a TPEE sock liner. That combination suits long days on rugged trails where stone bruising and grit are real concerns. The Timp 5, by contrast, drops a few ounces and keeps the comfort you expect from Altra, but it does not list a scree sleeve or the same protective upper. The trade-off is clear: the Olympus 275 adds protection at the cost of weight, while the Timp 5 stays light and fast.

Upper construction and fit

The Olympus 275 uses a one-piece woven MATRYX upper that is described as lightweight and protective, with a zonal fit lock for a secure hold. That design tends to resist abrasion and hold the foot steady on technical descents. The Timp 5's upper is not detailed in the supplied facts, so if you need a specific fit feature like a zonal lock, the Olympus 275 is the safer choice. Both shoes come in color and size options, but neither lists width variants in the catalog data—if you usually need a wide fit, check the product page before ordering.

Trade-offs at a glance

  • Weight vs protection: Timp 5 drops a few ounces for a lighter feel; Olympus 275 adds a protective upper and scree sleeve. Pick Timp 5 for speed on mixed terrain; pick Olympus 275 for long, rugged outings where debris and stone bruises are likely.
  • Outsole grip: Timp 5 uses Vibram Megagrip, which is stated to offer grip on wet and dry surfaces. Olympus 275 does not list a specific outsole compound in the catalog facts. If wet-rock traction is your top priority, the Timp 5 is the clearer choice based on available information.
  • Upper fit and debris control: Olympus 275 has a one-piece MATRYX upper with a zonal fit lock; Timp 5 does not list these features. Choose Olympus 275 if you want a secure, debris-resistant upper for high-mileage runs.

Key product facts

  • Women's Timp 5: It’s grippy. It’s light. And it’s ready to get rowdy. This is trail running in the Timp 5. We built it with the same comfort you love but dropped a few ounces. With a lighter weight and grippier outsole, it’s ready for a full day of a full send. A new grippy outsole gives you the confidence to unlock the magic of rowdy terrain. According to Vibram®, the Vibram® Megagrip outsole offers unparalleled grip on both wet... If you run on wet roots or slickrock and want a shoe that feels fast, the Timp 5's lighter build and Megagrip outsole are the main reasons to pick it over the Olympus 275.
  • Women's Olympus 275: We went all in on tech so you can go all out on the trail. It’s got durability, protection, and lightweight comfort from top to bottom. We partnered with MATRYX® to design a one-piece woven upper that’s lightweight and protective, for high performance and high mileage. Protect your feet from debris with a built-in scree sleeve. A zonal fit lock is designed to deliver a confident, secure fit while a TPEE sock liner... For high-mileage days on debris-strewn trails, the Olympus 275's scree sleeve and zonal fit lock reduce the chance of grit and slipping, which matters more than saving a few ounces.

Which should you choose?

Best for

  • Trail runners who want a lighter, grippier shoe for rowdy, mixed terrain
  • Runners who prioritize wet and dry traction over maximum underfoot protection

Not for

  • Runners who need a built-in scree sleeve and a zonal fit lock for high-mileage, debris-heavy trails
  • Those who want the most protective upper and are willing to carry a bit more weight