The Brooks Glycerin 23 and On Cloudmonster 3 are both neutral road running shoes. The Glycerin 23 costs about $15 less (from $175), has more cushioning and is rated higher by buyers (4.5 vs 4 out of 5). The Cloudmonster 3 has a lower heel-to-toe drop (6 mm vs 8 mm).
Specs side by side
| Spec | Glycerin 23 | Cloudmonster 3 |
|---|---|---|
| Price | $175 | $190 |
| Rating | 4.5 / 5 (1,305 reviews) | 4 / 5 (30 reviews) |
| Weight | 10.6 oz | 10.4 oz |
| Heel-to-toe drop | 8 mm | 6 mm |
| Cushioning | Max | Balanced |
| Support | Neutral | Neutral |
| Surface | Road | Road |
| Available for | Men & Women | Men & Women |
Specs and prices from Brooks and On, checked 2026-10-11. Weight is usually for a men's size 9–10.
Which should you get?
Get the Glycerin 23 if…
- you want to spend less
- you want a softer, more cushioned ride
- you land on your heel and like a higher drop
Get the Cloudmonster 3 if…
- you prefer a firmer, more responsive feel
- you land on your midfoot or want a lower drop
More comparisons
- Brooks Glycerin 23 vs Brooks Glycerin GTS 23
- Brooks Glycerin 23 vs Nike Vomero 18
- Brooks Glycerin 23 vs Nike Vomero Plus
- Brooks Glycerin 23 vs Hoka Bondi 9
- Brooks Glycerin 23 vs ASICS GEL-NIMBUS 28
- On Cloudmonster 3 vs On Cloudmonster 2
- On Cloudmonster 3 vs Nike Vomero 18
- On Cloudmonster 3 vs Nike Vomero Plus
- On Cloudmonster 3 vs Hoka Bondi 9
- On Cloudmonster 3 vs ASICS GEL-NIMBUS 28