Side by side comparison: ASICS Sonicblast 2 vs Saucony Endorphin Speed 5
Product Judgment
Strong
released 2026
Price Judgment
Reasonable
Widely Available
Performance
Run Fitness
Pros & Cons
Outstanding stability for stack height
Excellent energy return
Breathable, secure upper
Narrow toe box
Firm at slow paces
High price
Specs
| Best for | 3:45–5:15 min/km |
| Drop | 8 mm |
| Stack | 46 mm heel / 38 mm forefoot |
| Weight | 242 g |
| Terrain | road |
| Width | medium |
| Pronation | neutral |
| Season | all seasons |
| Plate | Composite |
Judgment Summary
Stable, energetic super trainer excelling at tempo and marathon-pace runs; firm for easy days.
Where to Buy
Product Judgment
Strong
released 2025
Price Judgment
Buy
Widely Available
Performance
Run Fitness
Pros & Cons
Snappy, efficient ride
Improved upper breathability
Enhanced outsole durability
Firmer than some prefer
Slightly heavier than v4
Specs
| Best for | 3:45-5:15 min/km |
| Drop | 8 mm |
| Stack | 36 mm heel / 28 mm forefoot |
| Weight | 237 g |
| Terrain | road |
| Width | medium |
| Pronation | neutral |
| Season | all seasons |
| Plate | Composite |
Judgment Summary
Versatile, fast trainer with a snappy ride and improved comfort; excels at tempo and speedwork.
Where to Buy