Grippy, roomy trail shoe with limited underfoot protection
Image: official product image from eu.altrarunning.com
Is the Altra Lone Peak 9+ good for ultrarunning?
Mostly, the Altra Lone Peak 9+ can work for ultrarunning if you value grip, a roomy toe box and a flexible, natural-feeling ride. Its 25 mm zero-drop platform and Vibram Megagrip outsole suit varied trails, but limited underfoot protection may make long, rocky ultras uncomfortable. It is less suited to runners wanting substantial cushioning.
Key facts
| Category | Trail shoes |
|---|---|
| Release | Announced 6 January 2025; on sale 1 March 2025 |
| Price | $155 / £130 |
| Key specs |
|
| Best for | Trail runners and hikers who value grip, a roomy fit and ground feel, and are comfortable with zero-drop shoes; less suited to those wanting substantial protection on long, rocky runs. |
| Consensus score | 7.6 out of 10 |
What is the Lone Peak 9+?
The Altra Lone Peak 9+ is a zero-drop trail shoe with a roomy toe box, Altra EGO midsole and Vibram Megagrip outsole with 5 mm lugs. Its heel and forefoot stack are both 25 mm. Runner’s World reported weights of 10.6 oz for men’s and 8.9 oz for women’s models; SectionHiker reported 11.5 oz for a men’s US 10.5. The ripstop mesh upper comes in regular and wide widths and includes a gaiter trap. Reviewers disagree on the rock plate: SectionHiker reports one, while T3 says there is none.
How does it handle long runs?
Reviewers praise the Lone Peak 9+’s grip on wet and dry trails, including mud, wet rocks and snow, alongside its comfortable fit and useful ground feel. Runner’s World testers wanted more protection from rocks and roots, while T3 found the low stack made legs work harder on rough terrain. SectionHiker describes moderate protection and reports a rock plate, showing that underfoot protection is not a settled strength. The zero-drop design may require an adjustment period, and one reviewer found the shoe too taxing for a marathon. For rocky ultras, that trade-off deserves careful consideration.
Who should buy the Lone Peak 9+?
The Altra Lone Peak 9+ is best suited to trail runners and hikers who want a roomy fit, dependable grip and a flexible ride with ground feel, and who are already comfortable with zero-drop shoes. Its breathable mesh is reported to drain and dry quickly, and the wide-width option may appeal to runners seeking more room. For ultrarunning, it is a better match for those who prioritise natural movement over substantial cushioning. Runners expecting strong protection on long, rocky routes may prefer a more protective shoe. The reported price is $155 / £130.
What reviewers agree on
Strengths
- Reliable grip on wet and dry trails
- Roomy, comfortable toe box
- Good ground feel with a flexible, lightweight ride
- Breathable mesh that drains and dries quickly
- Available in regular and wide widths
Weaknesses
- Some testers wanted more cushioning and protection from rocks and roots
- Zero-drop design may take time to adapt to
- One reviewer found it too demanding for running a marathon
- Price and possible durability concerns were noted
Frequently asked questions
How does the Altra Lone Peak 9+ fit?
Reviewers describe a comfortable fit with a roomy toe box. The shoe is available in regular and wide widths, giving runners a choice if they want more space. The supplied reviews do not establish whether everyone should size up or down, so check fit in your usual size before a long run.
Is the Altra Lone Peak 9+ durable?
The supplied reviews note possible durability concerns but do not give a consistent lifespan or identify a specific failure. The ripstop mesh upper is breathable and reported to drain and dry quickly. There is not enough evidence here to promise how long the shoe will last under regular ultra training.
How does the Lone Peak 9+ compare with the Lone Peak 8?
The supplied reviews do not provide a direct comparison with the Lone Peak 8, so they cannot establish which is better. For the 9+, the documented features include a 25 mm zero-drop platform, Altra EGO midsole and Vibram Megagrip outsole with 5 mm lugs. Its protection remains a point of disagreement among reviewers.
Sources behind this review
How this review works: the consensus score of 7.6 out of 10 condenses the verdicts of the independent reviews and lab tests listed above, compiled by endurance coach Paul Forrest. Prices and specifications are those quoted by reviewers at the time of testing and may have changed.
Training for an ultra? See endurance coaching with Paul Forrest.
