ASICS
ASICS Magic Speed 5
ASICS Magic Speed 5. 35.3mm stack, 201g. Retailer specs verified on Running Warehouse.
PR Run scores
PR Run derived fit scores
100-miler readiness
Will this shoe survive a hundred-mile night? 35.3 mm stack, cushion 5/5
Descent tolerance
Does it save your toenails on long descents? 26.6 mm forefoot, heel counter 3/5
Swelling room
Room to grow when your feet swell? 25.7 mm toebox height
Grit resistance
Does dust stay outside the shoe? 79 BR breathability
Hot-day comfort
How well does it breathe in heat? 79 BR / 57% drying
Achilles-friendly
Kind to a cranky achilles? 8.7 mm drop, heel counter 3/5
Full specs
Drop
8.7 mm
Heel stack
35.3 mm
Forefoot stack
26.6 mm
Weight
201 g
Plate
No
Waterproof
No
Lab measurements
| Measurement | Value |
|---|---|
| Traction (CoF) | 0.79 |
| Breathability | 79 BR |
| Drying potential | 57 % |
| Flexibility | 13.1 N |
| Torsional rigidity | 15.90 Nm |
| Heel counter | 3/5 |
| Energy return | 64.6 % |
| Shock absorption | 149 SA |
| Midsole softness | 27.0 HA |
| Outsole thickness | 1.9 mm |
| Tongue padding | 0.8 mm |
| Insole removable | Yes |
| Insole thickness | 2.5 mm |
| Reflective elements | No |
Fit intelligence
Toebox width
Narrow toebox (71.9 mm vs 96 mm median)
Toebox height
Category-average height (25.7 mm vs 25 mm median)
True to size.
Fit numbers from the lab. Swell guidance: foot care.
Questions before you race
Is the ASICS Magic Speed 5 good for 100-mile races?
Great. 35.3 mm stack, cushion 5/5. 100-miler readiness score 69/100.
Does the ASICS Magic Speed 5 fit wide feet?
No. Toebox is 71.9 mm which is narrow. Look elsewhere if you need width.
What is the drop on the ASICS Magic Speed 5?
8.7 mm, with a 35.3 mm heel stack and 26.6 mm forefoot.
Is the ASICS Magic Speed 5 good on wet rock?
Traction coefficient of friction on wet lab surface: 0.79. Elite grip on wet rock.
Manufacturer specs · Retailer listing
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swellingRoom: 100/100 (Elite)
descentTolerance: 86/100 (Elite)
gritIngressRisk: 22/100 (Weak)
hotFootScore: 92/100 (Elite)
achillesFriendlyScore: 59/100 (Solid)
hundredMilerReadiness: 69/100 (Great)