Head-to-Head
Supernova Prima 2vsGlycerin Flex
The Supernova Prima 2 is a recovery / easy run shoe while the Glycerin Flex is a daily trainer shoe. The Supernova Prima 2 retails for $160 while the Glycerin Flex comes in at $170 — a $10 difference. The Glycerin Flex is the lighter shoe at 9.1 oz versus 9.8 oz for the Supernova Prima 2. In our ratings, the Supernova Prima 2 edges out the Glycerin Flex — 9.2/10 versus 8.0/10.
| Rating | 9.2 / 10✓ | 8.0 / 10 | |
| Price | $160✓ | $170 | |
| Weight | 9.8 oz | 9.1 oz✓ | |
| Category | Recovery / Easy Run | Daily Trainer | |
| Terrain | Road | Road | |
| Cushion | Medium | Medium | |
| Softness | Balanced | Balanced | |
| Drop | Medium | Medium | |
| Drop (mm) | 8 mm | 6 mm | |
| Stack | 39 mm | 36 mm | |
| Stability | Neutral | Neutral | |
| Fit | Medium | Narrow | |
| Energy Return | High✓ | Low | |
| Breathability | Warm | Medium✓ | |
| Traction | High | High | |
| Shock Absorption | Medium | High✓ | |
| Durability | Decent | Good✓ |
