Head-to-Head
Adrenaline GTS 25vsGlycerin 23
The Adrenaline GTS 25 and Glycerin 23 are both daily trainer shoes built for road running. The Adrenaline GTS 25 retails for $155 while the Glycerin 23 comes in at $175 — a $20 difference. Both weigh 10.6 oz. In our ratings, the Glycerin 23 edges out the Adrenaline GTS 25 — 8.3/10 versus 8.1/10.
| Rating | 8.1 / 10 | 8.3 / 10✓ | |
| Price | $155✓ | $175 | |
| Weight | 10.6 oz✓ | 10.6 oz✓ | |
| Category | Daily Trainer | Daily Trainer | |
| Terrain | Road | Road | |
| Cushion | Medium | Medium | |
| Softness | Balanced | Balanced | |
| Drop | High | Medium | |
| Drop (mm) | 10 mm | 8 mm | |
| Stack | 37 mm | 38 mm | |
| Stability | Stability | Neutral | |
| Fit | Medium | Wide | |
| Energy Return | Low✓ | Low✓ | |
| Breathability | Warm | Medium✓ | |
| Traction | Medium | Medium | |
| Shock Absorption | Medium | High✓ | |
| Durability | Very Good | Very Good |

