Head-to-Head
Mach 6vsChallenger 8
The Mach 6 and Challenger 8 are both daily trainer shoes built for road running. The Mach 6 retails for $140 while the Challenger 8 comes in at $155 — a $15 difference. The Mach 6 is the lighter shoe at 8.2 oz versus 9.7 oz for the Challenger 8. Both score 9.0/10 in our ratings.
| Rating | 9.0 / 10✓ | 9.0 / 10✓ | |
| Price | $140✓ | $155 | |
| Weight | 8.2 oz✓ | 9.7 oz | |
| Category | Daily Trainer | Daily Trainer | |
| Terrain | Road | Trail | |
| Cushion | Medium | High | |
| Softness | Balanced | Soft | |
| Drop | Medium | Medium | |
| Drop (mm) | 5 mm | 8 mm | |
| Stack | 37 mm | 42 mm | |
| Stability | Neutral | Neutral | |
| Fit | Narrow | Medium | |
| Energy Return | Medium✓ | Low | |
| Breathability | Breathable | Breathable | |
| Traction | Medium | Medium | |
| Shock Absorption | Medium | High✓ | |
| Durability | Decent | Very Good✓ |
