Verdict from 3 experts and 100+ user reviews

10 reasons to buy

  • A handful of buyers noted that the shoe was best used in the snow and muds.
  • Many users agreed that the Saucony Koa ST has a wide toe box.
  • Several runners commented that the colors available are attractive.
  • A good number of buyers loved its excellent traction.
  • According to some runners, the fit was perfect.
  • Many reviewers said that the shoe was durable.
  • Most of the testers commented that the Saucony Koa ST was comfortable.
  • Users were happy because the shoe performed well on rough terrains and trails.
  • Some purchasers agreed that it was responsive.
  • A handful of buyers said that the Saucony Koa ST has a fantastic cushioning.

2 reasons not to buy

  • One of the testers commented that the lacing system kept the shoes very tight.
  • Several buyers said that the Saucony Koa ST runs small.

Bottom line

Generally, the Saucony Koa ST has made a lot of users happy and contented because of its performance and structure. Aside from its fantastic construction, the shoe also provides the right amount of responsiveness, and comfort that is needed on a variety of trails. Although some of them have issues with its lacing system and size, others still recommend the Saucony Koa ST because of its versatility and incredible performance. It is an excellent choice for those who are looking for a comfortable and durable running shoe.

Tip: see the best trail running shoes.

Good to know

  • The Saucony Koa ST is a trail running shoe that is designed for runners who have neutral foot motion. The shoe uses the PWR TRAC outsole. Its hexagonal-shaped pattern quickly adapts to different kinds of terrains.
  • With its 8-mm lugs, the right amount of traction is provided for uneven surfaces.
  • Featured in the midsole is the EVERUN technology which aims to deliver the right blend of responsiveness, firmness, and comfort that runners needed during their activities.

The Saucony Koa ST runs true to size. It provides a snugger and more comfortable fit to medium-footed runners. The shoe is available in standard medium B and D widths for the women’s and men’s respectively.

The PWR TRAC outsole is integrated into the Saucony KOA ST. When compared to the traditional rubber, the PWR TRAC offers more traction. This material is a tacky rubber compound that is essential in adapting to various types of terrains. It provides added durability as well.

To increase the level of traction, the KOA ST utilizes the 8-mm lugs. It provides enough grip on slick, muddy and soft trails as well as other uneven surfaces.

A responsive cushioning compound called the 3-mm EVERUN Topsole is utilized in the shoe. This technology aims to aid in the distribution of forces over large areas. As a result, it creates a high energy return in every stride. Because of the right combination of cushioning, responsiveness and firmness, better shock absorption is encouraged. It also lessens underfoot pressure as the material conforms to the natural shape of the foot.

The synthetic upper is integrated into the Saucony Koa ST. It ensures to resist mud and water from entering the shoe while maintaining its lockdown fit.

Welded to the upper area are the Flex Film Overlays. These materials are made up of a thin film that provides a more secure fit.

To prevent debris and other hazardous materials from entering the shoe, the gusseted tongue is utilized.

Featured in the Saucony Koa ST is the Toggle lacing system. This adjustable and flexible material is essential in creating a more precise fit.

Utilized in the shoe is the Lace garage. Its primary function is to tuck the laces out of the way while the wearer is running.

The Reinforced heel piece is used in the Saucony Koa ST. It protects the Achilles area while maintaining a locked-down fit.

Saucony added the Perforated Sockliner. This component of the shoe enhances breathability. It also aims to provide additional underfoot cushioning.


How Saucony Koa ST ranks compared to all other shoes
Bottom 30% trail running shoes
All trail running shoes
Bottom 21% Saucony running shoes
All Saucony running shoes
Bottom 34% neutral running shoes
All neutral running shoes


The current trend of Saucony Koa ST.
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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.