Brooks Glycerin 23 vs Nike Pegasus 42

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

Glycerin 23 compared with Pegasus 42
BrooksGlycerin 23NikePegasus 42
Overview
ReleasedFebruary 2026April 2026
Fit and feel
Made forRoad runningRoad running
Weight301 g300 g (better)
Heel height39 mm36 mm
Forefoot height31 mm22 mm
Drop8 mm10 mm
Carbon plateNoNo
Midsole foamDual-cell, nitrogen-infused DNA TUNED supercritical EVAReactX foam midsole (Nike says 13% more responsive than React) with a curved, full-length Air Zoom unit
UpperEngineered triple jacquard knit; 58.1% recycled materials in the upperLightweight, breathable mesh; midfoot support system; fully moulded sockliner
OutsoleFull-length rubberUpdated Waffle outsole with high-abrasion rubber and flex grooves
Fit–MR-10 2.0 last, with more room at the toes and forefoot than the Pegasus 41; more toe spring
Use
Best forRoad running, everyday runs, long runs (Brooks)Everyday road runs at a range of paces
Measured figuresBrooks gives 300.5 g (10.6 oz). Running Warehouse, men's US 9: 309 g, 39 mm heel, 31 mm forefoot. RunRepeat lab: 303 g, 37.2 mm heel, 29.0 mm forefoot, 8.2 mm dropRunRepeat lab: 286 g, 36.0 mm heel, 22.0 mm forefoot, 14.0 mm drop (Nike gives 300 g for a men's UK 9 and a 10 mm drop)
Design
Colourways–Black/Photon Dust/White, White/Photon Dust/Black, Black/Anthracite/Black and others
WidthsMedium (1D) and wide (2E)–

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