The Gel-Kayano series has long been the benchmark for stability running shoes. With the Asics Gel-Kayano 33, however, the producer is adopting a new approach to support. Instead of stiffer sole components, it utilizes optimized sole geometry, the new FluidSupport system, and dual-layer cushioning. This is designed to provide more versatile stability without compromising comfort. Will this change make the iconic model even better? Is this shoe only for overpronators?
Basic Info
Tech Specs
Best For
The Asics Gel-Kayano 33 is a stability training shoe designed for everyday running on hard surfaces. It performs best on roads and sidewalks, though it also handles well on well-packed dirt trails. This model is for runners who expect maximum cushioning and support. It’s a good fit for both pronators and many runners with a neutral foot strike who simply prefer more stable shoes.
Pros
- very high comfort and soft cushioning
- suitable for runners weighing up to 100 kilograms
- new, less aggressive stabilization against overpronation
- softly finished, comfortable upper
Cons
- low energy return
- may not provide enough correction for people with very pronounced overpronation
- high price
Key Features – What’s New in the Latest Edition
| GEL-KAYANO 33 | GEL-KAYANO 32 | |
|---|---|---|
| Stack height | 40/30 mm | 40/32 mm |
| Drop | 8 mm | 8 mm |
| Weight men’s | 298 g | 300 g |
| Weight women’s | 259 g | 260 g |
| Upper | Engineered mesh | Engineered mesh |
| Midsole | FF Blast+ + FF Blast MAX | FF Blast+ Eco + PureGEL |
| Stability | FLUIDSUPPORT | 4D Guidance System |
| Outsole | Hybrid Asicsgrip | Hybrid Asicsgrip |
Asics Running Shoes – Lineup
The Asics Gel-Kayano 33 remains the most advanced and best-cushioned stability model in the Asics lineup. It is one of the producer’s six key training shoes, which includes three neutral models and three stability models, each differing in cushioning level and intended use. In the stability shoe segment, the Kayano sits at the very top. Like its neutral counterpart, the Nimbus, it was designed to provide maximum comfort during daily training, even for runners weighing up to about 100 kg.
You can read more about the other models in the Asics running shoe review.
Role in the Running Shoe Rotation
In the Asics running shoe lineup, there’s only one spot for the Kayano 33. This spot is reserved for shoes designed for the most relaxed, safest, and slowest runs. It’s the perfect shoe for the basics—warm-ups, easy runs, long runs, and recovery runs.
If you’re looking for a faster option with a distinctly more dynamic and lightweight feel, the Novablast 6 is a great complement. It offers a completely different experience than the max-cushioned shoe, and at the same time, it lets you run faster workouts without having to reach for your racing shoes.
If, on the other hand, you’re aiming to run even faster, you can round out your rotation with the Metaspeed Sky. It’s a powerhouse of a shoe and a highly effective tool for fast workouts and race starts.
| GEL-KAYANO 33 | NOVABLAST 6 | METASPEED SKY TOKYO |
|---|---|---|
 |  |  |
| easy, long runs, recovery | daily running | speed training sessions, raceday |
Similar to Asics Gel-Kayano 33
Shoes in this category are designed for runners who want a combination of maximum cushioning, comfort, and overpronation control. However, the Kayano 33 employs a new stability philosophy based primarily on the sole’s geometry and the FluidSupport system. The support in the Kayano is smooth, soft, and barely noticeable while running, which is why the shoe is suitable not only for overpronators but also for runners with a neutral foot type.
Looking for more options? Check out our shoe guide for stabilizing running shoes.
| MODEL | STACK HEIGHT (mm) | DROP (mm) | WEIGHT MEN'S (grams) | WEIGHT WOMEN'S (grams) | REGULAR PRICE (€) |
|---|---|---|---|---|---|
| adidas Supernova Solution 3 | 37/29 | 10 | 295 | 237 | 150 |
| Asics GT-2000 14 | 36,5/28,5 | 8 | 273 | 239 | 160 |
| Asics Gel-Kayano 33 | 40/32 | 8 | 298 | 259 | 200 |
| Brooks Adrenaline GTS 25 | 35.5/23.5 | 12 | 283 | 249 | 150 |
| Brooks Glycerin GTS 22 | 38/28 | 10 | 289 | 252 | 180 |
| Hoka Arahi 8 | 42/34 | 8 | 276 | 228 | 150 |
| Hoka Gaviota 6 | 36/30 | 6 | 310 | 257 | 170 |
| Mizuno Wave Inspire 22 | 37/27 | 10 | 281 | 241 | 160 |
| New Balance 860 v14 | n/a | 10 | 309 | 243 | 160 |
| New Balance Vongo v6 | n/a | 6 | 303 | 243 | 180 |
| Nike Zoom Structure 26 | n/a | 8 | 322 | 243 | 130 |
| Nike Structure Plus | 42/32 | 10 | 309 | 248 | 180 |
| Saucony Guide 19 | 35/27 | 8 | 275 | 252 | 150 |
| Saucony Hurricane 25 | 38/32 | 6 | 302 | 280 | 160 |
Cushioning: Plenty of Softness, As Always
In the Asics Gel-Kayano 33, the midsole construction has undergone a much more significant change than in the previous generation. The producer has used a two-layer foam configuration, combining FF Blast Max in the upper section with FF Blast+ below. This combination is designed to blend softness and a high level of cushioning with a more stable base. In the rear of the sole, we once again find PureGEL technology. A gel element hidden deep within provides additional shock absorption upon heel strike.
The stack remains at 40 millimeters in the rear and 32 millimeters in the forefoot. These are substantial measurements but are standard for shoes in this class with such a high level of cushioning. In this regard, it remains a top-tier cushioning shoe. It’s also suitable for the heaviest runners, weighing around 100 kilograms. Perfect for those who prefer a soft ride. It’s also a shoe for runners who prioritize comfort and stable support over performance in a training shoe.
For those looking for even a hint of performance, this might not be the best choice. For those who like to “clock” kilometers at a calm, steady pace—it’s ideal!
Stability: No More Rigid Support
Stability in the Asics Gel-Kayano 33 is based on a completely new approach. The producer is moving away from traditional elements designed to directly restrict foot movement. Instead, it uses the FluidSupport system. This isn’t a single element in the sole but a combination of these elements: geometry, a two-layer sole construction, and differences in the properties of the various foams.
In the Gel-Kayano 33 sole, the top layer of FF Blast Max provides softness and responsiveness, while the FF Blast+ layer beneath it creates a more stable base for the foot. The entire system is designed to adjust the level of support to the runner’s movement and the way the foot rolls. It’s also meant to function even when running form begins to deteriorate due to fatigue. It is precisely this fluidity of operation and versatility that sets it apart from classic stabilization systems.
Stabilization here isn’t an add-on to cushioning but stems from the shoe’s overall construction. Thanks to this, the Kayano 33 can make the necessary support available for runners with overpronation, while remaining a comfortable and naturally functioning shoe for those with a neutral foot type.
This “taming” of the stabilization system to make the shoe safe for runners with neutral feet also has a downside. The softer and more subtle the stabilization system in the shoe, the weaker the correction of overpronation may be. If your ankles roll slightly inward, the Kayano 33 should do the trick. However, if your ankles roll inward significantly, the gentle stabilization system in the Gel-Kayano 33 may not be sufficient.
Outsole: Road Is Its Natural Territory
The outsole of the Asics Gel-Kayano 33 hasn’t undergone any major changes. It’s made of Hybrid Asicsgrip rubber, which performs well on both dry and wet roads. This solution combines traction with high durability, which is particularly important for a shoe designed for daily training in urban environments.
The sole pattern remains typical for asphalt, and the rubber covers about half the sole’s surface—which is usually a good compromise between durability and lightness. The outsole pattern is flat, without aggressive edges or deep grooves between the outsole blocks. The Kayano 33 therefore performs best on sidewalks, roads, and other hard surfaces. It will also handle compacted trails, but this model is not designed for regular trail running.
Upper: Soft, Comfortable, No Fuss
The upper of the Asics Gel-Kayano 33 is made from a new technical version of Engineered Mesh. The construction is intended to make a good balance of breathability, comfort, and proper foot support. The material is flexible, has a standard thickness for shoes in this class, and provides good support for the foot while running. The upper doesn’t feel too loose, even during longer workouts.
Inside, there’s a moderate amount of space. The Kayano 33’s upper measures 105 millimeters at its widest point in US size 12, which is essentially standard and should work well for people with average-width feet, though it’s worth paying attention to individual fit when choosing a size.
The heel counter in the Kayano 33 is relatively stiff but not overly rigid—it features a classic, internally reinforced design with moderate stiffness that locks the back of the foot in place. It’s strong enough to provide a sense of security, yet it’s also slightly less “armored” than in some older Kayano models. Its role in stabilization is significant yet complementary: the main work is done here by the new FluidSupport system in the shoe’s sole, while the heel counter makes the heel “lock” secure on this stable platform.
Weight: A Few Extra Grams Don’t Make a Difference Here
According to the producer’s data, the men’s version of the Asics Gel-Kayano 33 weighs 298 grams, and the women’s version 259 grams. This means that in terms of weight, the new generation remains very similar to its predecessor. The Kayano 33 isn’t a shoe that’s trying to compete for the title of “lightweight trainer.” In this category, however, cushioning, stability, and comfort during long runs are more important than saving a few grams.
In my size, US 12, the Kayano 33 weighs about 339 grams. This is typical for a heavily cushioned and stabilizing training shoe. It’s also 10 grams heavier than the average for all training shoes designed for running on hard surfaces. The Gel-Kayano 33 isn’t record-breakingly light, but in exchange for the extra weight, you get a generous amount of foam underfoot, a sturdy construction, and the protection you’d expect from the flagship Kayano model.
Conclusion
Asics Gel-Kayano 33 is a significantly redesigned version of one of the most recognizable stability shoes on the market. The biggest difference from its predecessor isn’t the addition of another stabilizing element, but a change in the entire support philosophy. The sole geometry and the FluidSupport system are designed to control foot movement in a more natural way, without feeling stiff. Does it do this better? Yes, if we consider its versatility and the fact that, in its current form, this model can also be used by runners with neutral feet. No, if you need strong foot correction. The soft cushioning of the Gel-Kayano 33 may not be sufficient.
