The Altra Timp 6. All photos: iRunFar/Eszter Horanyi
Although the past few iterations of this shoe each received reasonably significant upgrades, the Altra Timp 6 ($165) passed on the major redesigns in favor of making the components work even better. The result is a zero-drop trail running shoe that feels agile and versatile, equally comfortable on long days and on short, fast runs.
The Timp 6 sits squarely in the middle of the Altra cushioned lineup, with a 30-millimeter stack height that works well as a nimble door-to-trail option. It carries less bulk than the Altra Olympus 6 (review), with its 33-millimeter stack height under the heel, but offers more cushion and stability than the lower, faster-feeling Altra Lone Peak 9 (review), which has a 25-millimeter stack under the heel. With the Altra Timp 5, the brand moved from its MaxTrac outsole rubber to Vibram Megagrip, and the Timp 6 continues with the Vibram material, but with a different tread pattern. The midsole material stays the same, as does the wide toebox that the brand is known for.
Having never worn shoes from Altra before, I’ve enjoyed all 120 miles logged in this pair, especially since they are my first trail miles postpartum. Without the shoe tipping me forward like traditional running shoes, I naturally settled into a stable midfoot strike that encouraged efficient biomechanics on my favorite trail runs. I found the cushioning balanced, and the shoes an excellent choice for runs of 10 miles or less, but comfortable enough for longer days out.
The shoes have a claimed weight of 11.4 ounces (324 grams) for a U.S. men’s 10.5, which is 1.4 ounces more than the Timp 5 and reasonably heavy for a trail shoe. I found the sizing to be consistent with trail shoes from other brands.
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Altra Timp 6 Upper
A lateral view of the Altra Timp 6.
The Altra Timp 6 upper uses a soft, rolled mesh upper material around the wide toebox and midfoot. The design is refreshingly simple, with no unnecessary overlays, colors, or stitching. The lack of seams near the laces and toe crease should appeal to runners prone to irritation on the top of the foot. Over time, a mild crease developed in the fabric at the flex point over the toes, likely related to the increased volume of the upper, but it did not affect fit or comfort.
A welded TPU toe cap reinforces the big toe and extends lightly along the lateral side. Compared with earlier versions, Altra updated the overlays to improve flexibility and protection on rocky, technical terrain.
The upper offers generous volume, allowing plenty of toe movement and spread — a signature Altra feature. While some runners value this design for its potential biomechanical benefits, as someone with a wider forefoot, my appreciation was simpler: the fit felt natural and comfortable. Runners with narrow feet may find the shoe too roomy.
A pull tab on the heel makes the shoe easy to slip on, and a padded heel collar allows quick exits. Overall, the heel cup feels secure without rigid plastic, locking the heel mostly in place while remaining comfortable. I did have a tiny bit of heel slippage on my left foot, which is a tiny bit smaller than my right, but that was easily fixed by adjusting the laces. The ankle collar dips slightly on both sides to accommodate the ankle bones, with higher padding at the rear for comfortable heel seating. A rear gaiter attachment integrates with Altra’s proprietary gaiters.
The tongue has moderate padding and feels durable, avoiding the thin, flimsy construction found in some lightweight trail shoes. I experienced no rubbing or pressure points. The lacing system provides a secure midfoot lockdown without restricting natural movement. The laces run long, but the flat woven design feels classic and holds knots well.
Altra Timp 6 Midsole
A medial view of the Altra Timp 6.
The Altra Timp 6 midsole is made of the proprietary Altra EGO MAX foam, with 30 millimeters of cushioning under both the heel and forefoot. The foam feels springy and responsive but still controlled, and the shoe has enough cushioning to handle short road stretches on the way to the trailhead. I found the ride snappy yet flexible without feeling stiff or rigid.
If you’re accustomed to shoes with higher drops, the balanced cushion and zero-drop platform may take some getting used to, and the lack of drop could be a challenge for some runners, especially those with existing Achilles issues or tight calves. That said, the adjustment feels worthwhile, as the design can encourage more strength and engagement in the feet and lower legs over time. Honestly, as a newbie to Altra zero-drop, who spends most of her runs going uphill and has had Achilles issues in the past, I didn’t notice any extra calf soreness or Achilles awareness with these shoes.
The arch profile is subtle, and the midfoot fit feels secure without being restrictive. Runners with very high arches or narrow feet may want to look elsewhere, but those with average to lower arches should find the fit comfortable and stable.
Altra Timp 6 Outsole
The outsole of the Altra Timp 6.
The Altra Timp 6 continues with the Vibram Megagrip outsole of the Timp 5. It seems a common choice in the trail shoe industry in general these days. The overall outsole shape is similar to that of the Timp 5, and the design maintains similar outsole cutouts to save weight and increase the shoe’s flexibility. The location and size of some of these cutouts have changed slightly, but their overall coverage stays nearly the same.
The lugs have also been changed in shape, but their pattern, which spans across the forefoot in a shape that mirrors the toes and metatarsals, is pretty similar. I found the lugs plentiful and helpful, with a solid grip on our decomposed granite trails. On rocky, technical routes, they also performed well with no slipping or sliding. I never found little rocks or sticks stuck in the lugs or cutouts. As I tested the shoe on wet, leaf-covered trails scattered with pine needles and frost-dusted rock, the traction impressed on both steep climbs and descents.
Altra Timp 6 Overall Impressions
A top view of the Altra Timp 6.
The Altra Timp 6 is a highly capable and cushioned trail shoe that can stand up to many trail conditions. While it didn’t get any major updates, several small ones improve the overall comfort. Unfortunately, the updates also came with a non-negligible increase in weight.
After 120 miles, the shoe has only grown more comfortable. As a shoe traditionalist in the past, I once hesitated to try zero-drop shoes, worrying about Achilles strain. In hindsight, it seems to me that variety — across shoes, distances, and terrain — supports longevity in the sport as challenge drives adaptation. That said, it’s important to emphasize that zero drop isn’t for everyone, and it’s important to gradually transition into zero-drop shoes by rotating them with shoes that you’re more used to running in to reduce the chance of injury.
For me, these shoes made returning to running after a long break even better and more rewarding than it would have been on its own. I carefully bided my time postpartum and am slowly and cautiously building back one run at a time with lofty goals in mind. The Altra Timp 6 will have a fond place in my heart as the first pair of shoes I worked through on my postpartum comeback tour.
For runners open to something different, a zero-drop shoe like the Altra Timp 6 may be well worth exploring.
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Call for Comments
- Have you tried out the Altra Timp 6? What are your thoughts on it?
- If you also wore the Altra Timp 5, how did they compare?
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