Side by side comparison: Nike Alphafly 4 vs Saucony Endorphin Pro 5
Product Judgment
Elite
released 2026
Price Judgment
Reasonable
Not Yet Released
Performance
Run Fitness
Pros & Cons
Elite energy return
Softer, smoother ride
Improved forefoot stability
Heel instability for some
Loud, squeaky ride
Fit runs short
Specs
| Best for | 2:30–4:45 min/km |
| Drop | 8 mm |
| Stack | 39 mm heel / 31 mm forefoot |
| Weight | 188 g |
| Terrain | road |
| Width | medium |
| Pronation | neutral |
| Season | all seasons |
| Plate | Carbon |
Judgment Summary
Propulsive marathon racer with softer cushioning; heel stability remains a limitation.
Product Judgment
Strong
released 2026
Price Judgment
Reasonable
Widely Available
Performance
Run Fitness
Pros & Cons
Outstanding stability for a super shoe
Durable outsole and build
Roomy, comfortable fit
Initial heel rubbing
Less aggressive than top-tier rivals
Specs
| Best for | 3:30-4:45 min/km |
| Drop | 8 mm |
| Stack | 39.5 mm heel / 31.5 mm forefoot |
| Weight | 206 g |
| Terrain | road |
| Width | medium |
| Pronation | neutral |
| Season | all seasons |
| Plate | Carbon |
Judgment Summary
Stable, durable carbon racer ideal for marathoners seeking comfort and control over aggression.