Verdict from 15 experts and +100 user reviews

6 reasons to buy

  • Cushioning: A great number of runners applaud this max-cushioned trail shoe for taking good care of their feet on long runs.
  • Grip: The Vibram outsole on the Olympus 4.0 provides tons of ground contact and traction on any terrain, according to many testers.
  • Toebox: With Altra’s renowned toebox, you can expect plenty of room for the toes with no hot spots or blisters.
  • Protection: More than a few trail runners note how well their feet are safeguarded from jagged rocks and unpredictable terrain.
  • Breathability: Multiple comments refer to the shoe’s excellent airflow and water drainage.
  • Comfort: The Altra Olympus 4.0 offers a pleasant in-shoe feel, many reviewers note.

2 reasons not to buy

  • Price: All professional shoe reviewers find the Altra Olympus 4.0 expensive even for a highly-rated trail shoe.
  • Water resistance: A few trail bums warn that the shoe’s breathable upper will not keep your foot dry and for waterproofing, you should consider GTX shoes.

Bottom line

The Altra Olympus 4.0 is an excellent trail cruiser that offers lasting comfort for long off-road adventures and even ultra events. It utilizes premium materials that are designed to withstand the rugged terrain.

Although on the pricey side, the shoe's performance and updates do justify the cost.

Tip: see the best trail running shoes.

Altra Olympus 4.0: The mountain destroyer

Featuring Altra’s signature wide toe box and zero-drop platform, the Olympus 4.0 aims to provide a natural running experience. It is an update to a series of highly cushioned Altra trail shoes that offer a balance of cushioning and protection. 

The Altra Olympus 4.0 is constructed with a rugged-ready platform that is suitable for off-road and mountain runs. It gives the user the confidence to continue running even on the most challenging terrain. 

The Altra Olympus series is ideal for athletes with neutral pronation

Altra Olympus 4.0 vs 3.5

Boasting an overall new look, the Olympus 4.0 offers significant updates without sacrificing the features that the runners loved in Olympus 3.5. Check out the main differences between each model.

  • The updated tongue in Olympus 4.0 gives a snugger and a more locked-in feel than its predecessor. 
  • The improved upper delivers added breathability and a more contemporary look.
  • The Vibram Megagrip outsole has been redesigned for better traction compared to the Olympus 3.5.


How Altra Olympus 4.0 ranks compared to all other shoes
Top 8% trail running shoes
All trail running shoes
Top 13% Altra running shoes
All Altra running shoes
Top 17% maximalist running shoes
All maximalist running shoes


The current trend of Altra Olympus 4.0.
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Jens Jakob Andersen
Jens Jakob Andersen

Jens Jakob is a fan of short distances with a 5K PR at 15:58 minutes. Based on 35 million race results, he's among the fastest 0.2% runners. Jens Jakob previously owned a running store, when he was also a competitive runner. His work is regularly featured in The New York Times, Washington Post, BBC and the likes as well as peer-reviewed journals. Finally, he has been a guest on +30 podcasts on running.