Runometry Index
No index yet
We are still waiting for its official stack heights (heel and forefoot) to work out its index.
How the index worksBrooks Glycerin 21
Shoe profile
Measurements
- Weight
- 278 g
- Reference size not stated by the source
- AverageHeavier than 58% of them
Construction
- Midsole foam
- DNA LOFT v3
- Foam material
- Supercritical EVA
- Support
- Neutral
- Outsole
- RoadTack rubber
Who and what for
- Use
- Daily training,Long runs
- Category
- Max cushion shoes
- Versions
- Unisex
What’s new since the Brooks Glycerin 20
Same line, new version: here’s what moved, from the published values. Weights are only compared in the same size.
Weight
- Glycerin 21 (2024) · This version
- 278 g
- Glycerin 20 (2022)
- 286 g
- Change
- Sizes differ or aren’t stated: no gap given
Drop
- Glycerin 21 (2024) · This version
- 10 mm
- Glycerin 20 (2022)
- 10 mm
- Change
- Unchanged
Midsole foam
- Glycerin 21 (2024) · This version
- DNA LOFT v3
- Glycerin 20 (2022)
- DNA LOFT v3
- Change
- Unchanged
Catalogue price
- Glycerin 21 (2024) · This version
- USD 160
- Glycerin 20 (2022)
- USD 160
- Change
- Unchanged
| Criterion | Glycerin 21 (2024)This version | Glycerin 20 (2022) | Change |
|---|---|---|---|
| Weight | 278 g | 286 g | Sizes differ or aren’t stated: no gap given |
| Drop | 10 mm | 10 mm | Unchanged |
| Midsole foam | DNA LOFT v3 | DNA LOFT v3 | Unchanged |
| Catalogue price | USD 160 | USD 160 | Unchanged |
Model history
2026
2025
2024 This version
Brooks
Glycerin 21
- Weight 278 g
- Drop 10 mm
2022
Brooks
Glycerin 20
- Weight 286 g
- Drop 10 mm
2021
Brooks
Glycerin 19
- Weight 289 g
- Drop 10 mm
Similar shoes
Derived from terrain, category, use, cushioning, stability, drop, weight and price. Gaps are given against Brooks Glycerin 21.
ASICS
Nimbus Mirai 2
- Weight 263 g
- Drop 8 mm
- Unisex
- same terrain · same category · same role
- 2 mm lower drop
- same terrain · same category · same role
Puma
MagMax NITRO
- Weight 290 g
- Drop 8 mm
- same terrain · same category · same role
- 2 mm lower drop
- same terrain · same category · same role
- 4 mm lower drop