Verdict from 100+ user reviews

4 reasons to buy

  • A good number of wearers enjoyed using the Gel Fit Sana 4 for HIIT sessions, dance-based workouts, and weight training.
  • Multiple purchasers favored the sleek design of the trainer.
  • It's lightweight construction pleased most buyers.
  • The shoe's sock-like upper was considered well-fitting by a handful of testers.

3 reasons not to buy

  • The tongue-less Mono-Sock design caused discomfort for many reviewers; it made it hard or even impossible to put on the footwear.
  • A lot of people were disappointed with the shoe's narrow fit which could not be regulated.
  • One user griped about the outsole lacking traction.

Bottom line

The Asics Gel Fit Sana 4 was met with a mix of positive and negative feedback. A majority of customers complained about the attached tongue as well as the tight upper design, which made them return the purchase. However, those who achieved the right fit described this shoe as a reliable, comfortable, and stylish cross- training companion.

Tip: see the best workout training shoes.

Good to know

  • The Asics Gel Fit Sana 4 is developed for women who enjoy doing studio workouts or light cross-training sessions. It is fashioned to be lightweight and flexible to allow the foot to move naturally. The upper is crafted of mesh and utilizes the Mono-Sock construction to deliver a seamless, comfortable, and breathable wrap that keeps the foot supported and fresh.
  • A single unit of foam makes up both the midsole and outsole of the trainer. This singular design allows it to be lightweight and flexible to promote natural foot flexion. It is also durable and is intended to provide adequate traction on smooth floors. The heel features an additional layer of GEL which enhances the shock absorption of the midsole.

This women's trainer from Asics is available in US sizes 5.5 to 12 and comes only in a B - Medium width profile. This model utilizes a cleatie-like construction which aims to deliver a lockdown fit. 

The midsole of the Asics Gel Fit Sana 4 doubles as its outsole. It is engineered to be durable and grippy on gym and studio floors. The tread pattern on the underside resembles suction cups which enhance the traction, so it doesn’t easily slip during dynamic movements.

A full-length foam cushioning makes up the midsole of the Asics Gel Fit Sana 4. It is intended to attenuate shock and provide a responsive platform during workouts. The unit is also made to be flexible to promote natural foot flexion and adaptability. On top of it is a breathable textile footbed that ensures the foot chamber is aerated.

The GEL technology is present at the rearfoot. This component amplifies the shock absorption of the midsole during heel strike for a smooth heel-to-toe transition.

The Asics Gel Fit Sana 4 employs a mesh upper. This fabric is lightweight and breathable, ensuring that the inside is well-ventilated. The eyestay, which is a high-friction area, is lined with a synthetic overlay to protect it against abrasion.

The footwear utilizes the brand’s MONO-SOCK Fit System. This construction wraps the foot to deliver a snug, sock-like fit. The inside is also lined with a comfortable fabric that aim to prevent any foot discomfort.

The midfoot sports a lace-up system that allows users to adjust the fit to their liking. The sewn-in tongue is lightly padded, protecting the instep against the pressure created by the laces.

The footgear also sports a slightly plush collar that keeps the ankle area comfortable and the back of the foot locked down. A pull loop is attached at the back of the collar and assists users in putting on the shoe quickly. An overlay forms an external heel counter at the back which is designed to keep the foot steady during workouts.


How Asics Gel Fit Sana 4 ranks compared to all other shoes
Bottom 7% workout training shoes
All workout training shoes
Bottom 13% Asics training shoes
All Asics training shoes
Bottom 6% cross-training training shoes
All cross-training training shoes


The current trend of Asics Gel Fit Sana 4.
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Nicholas Rizzo
Nicholas Rizzo

Nick combines 10+ years of experience in the health and fitness industry and a background in the sciences in his role as the Fitness Research Director. During his competitive powerlifting years his PRs have him sitting in the top 2% of bench presses (395 lbs), top 3% of squats (485 lbs) and top 6% of deadlifts (515 lbs) for his weight and age. His work has been featured on, LiveStrong, Healthline, WebMD, WashingtonPost, and many more. Along the way, collaborating with industry leaders like Michael Yessis, Mark Rippetoe, Carlo Buzzichelli, Dave Tate, Ray Williams, and Joel Seedman.