Runometry Index
No index yet
We are still waiting for its official stack heights (heel and forefoot) to work out its index.
Brooks Glycerin 21 Blue
Shoe profile
Measurements
- Weight
- 278 g
- Reference size not stated by the source
- HeavyHeavier than 60% of them
Construction
- Midsole foam
- DNA LOFT v3
- Foam material
- Supercritical EVA
- 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.
| 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
Brooks
Glycerin 23
- Weight 300 g
- Drop 8 mm
- 6 colours
2025
Brooks
Glycerin 22
- Weight 289 g
- Drop 10 mm
- 2 colours
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
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Derived from terrain, category, use, cushioning, stability, drop, weight and price. Gaps are given against Brooks Glycerin 21.
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