Head-to-Head
Structure 26vsGlycerin Flex
The Structure 26 and Glycerin Flex are both daily trainer shoes built for road running. The Structure 26 retails for $145 while the Glycerin Flex comes in at $170 — a $25 difference. The Glycerin Flex is the lighter shoe at 9.1 oz versus 10.5 oz for the Structure 26. In our ratings, the Structure 26 edges out the Glycerin Flex — 8.9/10 versus 8.0/10.
| Rating | 8.9 / 10✓ | 8.0 / 10 | |
| Price | $145✓ | $170 | |
| Weight | 10.5 oz | 9.1 oz✓ | |
| Category | Daily Trainer | Daily Trainer | |
| Terrain | Road | Road | |
| Cushion | Medium | Medium | |
| Softness | Balanced | Balanced | |
| Drop | High | Medium | |
| Drop (mm) | 10 mm | 6 mm | |
| Stack | 38 mm | 36 mm | |
| Stability | Stability | Neutral | |
| Fit | Medium | Narrow | |
| Energy Return | Low✓ | Low✓ | |
| Breathability | Medium | Medium | |
| Traction | Low | High✓ | |
| Shock Absorption | Medium | High✓ | |
| Durability | Good | Good |
