Head-to-Head
Neo ZenvsGlycerin Flex
The Neo Zen and Glycerin Flex are both daily trainer shoes built for road running. The Neo Zen retails for $150 while the Glycerin Flex comes in at $170 — a $20 difference. The Neo Zen is the lighter shoe at 8.5 oz versus 9.1 oz for the Glycerin Flex. In our ratings, the Neo Zen edges out the Glycerin Flex — 9.0/10 versus 8.0/10.
| Rating | 9.0 / 10✓ | 8.0 / 10 | |
| Price | $150✓ | $170 | |
| Weight | 8.5 oz✓ | 9.1 oz | |
| Category | Daily Trainer | Daily Trainer | |
| Terrain | Road | Road | |
| Cushion | Medium | Medium | |
| Softness | Soft | Balanced | |
| Drop | Medium | Medium | |
| Drop (mm) | 6 mm | 6 mm | |
| Stack | 40 mm | 36 mm | |
| Stability | Neutral | Neutral | |
| Fit | Medium | Narrow | |
| Energy Return | High✓ | Low | |
| Breathability | Medium | Medium | |
| Traction | Low | High✓ | |
| Shock Absorption | High | High | |
| Durability | Very Good✓ | Good |
