Running Shoes
ASICS GEL Nimbus 26 vs 27: Should You Upgrade?
The GEL Nimbus 27 brings a taller stack, a firmer and snappier ride, and a roomier upper. We compare it with the softer, more relaxed Nimbus 26 to help you decide.
Introduction
The ASICS GEL Nimbus line has long been a go-to premium daily training shoe for neutral runners. It is popular not only for running: it is a common choice for people who spend long hours on their feet, a frequent walking shoe, and a classic pick for big training mileage such as marathon build-ups when you want maximum comfort rather than the lightest ride.
The Nimbus 27 may look similar at a glance, but the upper and the sole have both changed noticeably. This comparison breaks down which version suits which runner, and whether current Nimbus 26 wearers should upgrade or simply grab another pair of the 26 on sale.

Specs and Weight
In a men’s size 10, the Nimbus 26 comes in at just over 11 oz, about 312 g. The Nimbus 27 measures 10.8 oz, roughly 306 g, and feels noticeably lighter in hand.
Stack height also moves up in the 27: the 26 sits at 41.5 mm in the heel and 33.5 mm in the forefoot for an 8 mm drop, while the 27 rises to 43.5 mm and 35.5 mm with the same 8 mm drop. Two millimetres does not sound like much, but the 27 feels considerably taller underfoot.
Sole and Ride Feel
Both shoes use FF Blast Plus Eco foam, but they ride very differently. The Nimbus 26 has been noticeably soft from the first step, though it takes a short break-in period. It has a slightly clunky posterior heel flare, but a smooth, plush forefoot. It is balanced on the softer side of the market and is best suited to easy miles rather than faster runs.
The Nimbus 27 is stiffer and taller, and that stiffness is noticeable the moment you put it on. The heel is much better beveled with a larger posterolateral heel, so for once there is no clunky heel in an ASICS daily trainer. Transitions feel smooth at the heel and slightly stiffer in the forefoot, which makes the shoe feel more snappy.

Although the foam is technically the same, the 27 feels more resilient: still highly cushioned, but with more bounce from the sole and less mushiness than the 26. It is not a racing or workout shoe, but it is easier to pick up the pace in than the 26.
Both shoes are wide underfoot and sit on the stable neutral side. The 26 does not quite qualify as stable, while the 27 nearly does thanks to its added stiffness. Either way, both remain very much neutral shoes.
If you want maximum cushioned softness and a relaxed ride, the 26 is the better pick. If you want more bounce and a snappier feel, the 27 is the stronger option. The 27 also feels slightly more stable, while the 26 feels a touch more relaxed when walking.
Fit and Upper Differences
The uppers are where things change significantly. The Nimbus 26 uses a knit upper that fits a little more snugly and sock-like, with a somewhat tapered toe box that still wraps and expands nicely around the foot.
The Nimbus 27 switches to a jacquard mesh upper and opens up with more forefoot room, letting the toes sit in a more natural position rather than being tapered inward. One caution: the toe guard on the 27 has caused some rubbing, so that area is worth testing carefully.

In the heel and midfoot the two are fairly similar, with a thin tongue and a generous amount of heel collar padding in both. Even runners sensitive to heel counters are unlikely to have issues, as the padding pushes the heel forward enough to avoid irritation. As always with sensitivities, try before you buy.
If you need more forefoot room, the 27 is the better option. If you prefer a snugger, sock-like fit, the 26 wins.
Durability and Long-Term Use
Durability looks excellent across both versions. With 20 miles on the 27 and 40 miles on the 26, the outsoles show essentially no wear, and both shoes have handled easy runs, some faster pacing, and hill work without issue.

The Nimbus 27 is shaping up as the more versatile of the two, while the 26 is the more relaxed choice. The 27 is on track to reach 100 miles comfortably, which is not always easy in softer neutral shoes.
Buying Advice
The Nimbus 27 carries a five-dollar price increase over the 26, which widens the gap between a discounted 26 and a full-price 27. For runners with a preference for snappier, taller, slightly more stable rides, the 27 is the version worth seeking out. For those who loved the plush, softer feel and snug knit fit, hunting down the 26 on sale remains a smart move.
Conclusion
Both are great shoes, but they serve slightly different runners. The Nimbus 26 stays softer, more relaxed, and more snug. The Nimbus 27 is taller, firmer, more resilient, and more balanced, and it may be the most compelling Nimbus in years. Decide based on which ride character you want underfoot, and you cannot really go wrong with either.
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