Head-to-Head
Ghost 17vsWave Sky 9
The Ghost 17 is a daily trainer shoe while the Wave Sky 9 is a recovery / easy run shoe. The Ghost 17 retails for $150 while the Wave Sky 9 comes in at $180 — a $30 difference. The Wave Sky 9 is the lighter shoe at 10.0 oz versus 10.1 oz for the Ghost 17. In our ratings, the Ghost 17 edges out the Wave Sky 9 — 9.1/10 versus 9.0/10.
| Rating | 9.1 / 10✓ | 9.0 / 10 | |
| Price | $150✓ | $180 | |
| Weight | 10.1 oz | 10.0 oz✓ | |
| Category | Daily Trainer | Recovery / Easy Run | |
| Terrain | Road | Road | |
| Cushion | Medium | High | |
| Softness | Balanced | Soft | |
| Drop | High | Medium | |
| Drop (mm) | 10 mm | 6 mm | |
| Stack | 36.5 mm | 44 mm | |
| Stability | Neutral | Neutral | |
| Fit | Medium | Medium | |
| Energy Return | Low✓ | Low✓ | |
| Breathability | Medium | Medium | |
| Traction | Medium | High✓ | |
| Shock Absorption | High | High | |
| Durability | Good | Good |
