ASICS MAGIC SPEED 4 vs SONICBLAST

Which Running Shoe Is Better?

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ASICS MAGIC SPEED 4
ASICS SONICBLAST

Tested using Methodology v0.10

Updated Mar 13, 2026 03:59 PM

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Asics.com

Tested using Methodology v0.11

Updated Apr 27, 2026 09:30 PM

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ASICS MAGIC SPEED 4 Picture

Track

ASICS SONICBLAST Picture

Track

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Our Verdict

ASICS MAGIC SPEED 4

ASICS SONICBLAST

The ASICS MAGIC SPEED 4 and ASICS SONICBLAST both sit in the super trainer space, but they approach performance from very different directions. The MAGIC SPEED 4 is lighter and feels closer to the ground, using a full-length carbon plate to create a firmer, more traditional plated sensation with a sharp and direct toe-off. Its forefoot is firmer, rewarding runners who apply force and want a clear, mechanical response at faster paces. The SONICBLAST, by contrast, runs higher off the ground and uses a three-quarter-length plastic plate that focuses more on stability than propulsion. Its midsole is noticeably bouncier and more forgiving, delivering better overall cushioning and protection, especially as distances increase. While it still retains enough stiffness to remain engaging, its ride becomes smoother and more comfortable over time, making it easier to sustain longer efforts. Both shoes lean firm, which most runners won't love, but if you load them with just the right amount of pressure, they can hit a surprisingly nice sweet spot.

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Variants

  • MAGIC SPEED 4 (Flash Red/White - (Men - US 9))
  • MAGIC SPEED 4 (Flash Red/White - (Women - US 7))
  • SONICBLAST (Black/Blue Fade - (Women - US 7))
  • SONICBLAST (Citron/Tranquil Teal - (Men - US 9))
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Main Differences for
Marathon Racing

Threshold 

0.10

Marathon Racing 
 

7.6
7.7

Forefoot Energy Return 
 

6.7
8.2

Heel Energy Return 
 

4.8
8.2

Plate 
 

Carbon Fiber
3/4-Length Plastic Plate

Weight  

6.9
6.2

Full Comparison

Design

Weight  

6.9
6.2

Right Shoe Weight Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Right Shoe Weight Photo
Compare High-Res
ASICS SONICBLAST Right Shoe Weight Photo

Left Shoe Weight Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Left Shoe Weight Photo
Compare High-Res
ASICS SONICBLAST Left Shoe Weight Photo

Weight 
 

237.7 g (8.38 oz)
256.1 g (9.03 oz)

Stack Heights 
 

Stack Height Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Stack Height Photo
Compare High-Res
ASICS SONICBLAST Stack Height Photo

Heel Stack Height 
 

43.7 mm
47.0 mm

Forefoot Stack Height 
 

33.9 mm
37.1 mm

Heel-To-Toe Drop 
 

9.8 mm
9.9 mm

Advertised Heel-To-Toe Drop 
 

8.0 mm
8.0 mm

External Shape 
 

3D Model Full Shoe  

Preview 3D
ASICS MAGIC SPEED 4 3D Model Full Shoe
Preview 3D
ASICS SONICBLAST 3D Model Full Shoe

Outsole Heel Width 
 

83 mm (3.3")
91 mm (3.6")

Outsole Arch Width 
 

71 mm (2.8")
72 mm (2.8")

Outsole Forefoot Width 
 

106 mm (4.2")
112 mm (4.4")

Heel Width-To-Stack Ratio 
 

1.90
1.94

Forefoot Width-To-Stack Ratio 
 

3.13
3.02

Internal Shape 
 

3D Model Internal  

Preview 3D
ASICS MAGIC SPEED 4 3D Model Internal
Preview 3D
ASICS SONICBLAST 3D Model Internal

Internal Length 
 

277 mm (10.9")
281 mm (11.1")

Internal Heel Width 
 

57 mm (2.2")
65 mm (2.6")

Internal Forefoot Width 
 

91 mm (3.6")
91 mm (3.6")

Wide Sizing Available 
 

Yes
No

Forefoot Fit: Width 
 

9.1
9.9

Forefoot Width Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Forefoot Width Photo
Compare High-Res
ASICS SONICBLAST Forefoot Width Photo

Ball-Of-Foot TTS Deviation 
 

-1.4 mm (-0.054")
-0.1 mm (-0.006")

Toe TTS Deviation 
 

-2.7 mm (-0.107")
2.0 mm (0.079")

Forefoot Fit: Height 
 

7.8
7.5

Forefoot Height Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Forefoot Height Photo
Compare High-Res
ASICS SONICBLAST Forefoot Height Photo

Toe TTS Deviation 
 

-2.7 mm (-0.107")
-3.0 mm (-0.117")

Arch Fit: Width 
 

7.9
6.4

Arch Fit Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Arch Fit Photo
Compare High-Res
ASICS SONICBLAST Arch Fit Photo

Arch Width TTS Deviation 
 

-3.5 mm (-0.138")
-5.3 mm (-0.209")

Length Fit 
 

10
10

Toe Clearance Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Toe Clearance Photo
Compare High-Res
ASICS SONICBLAST Toe Clearance Photo

Heel Rocker Geometry 
 

7.0

Heel Rocker Photo  

ASICS SONICBLAST Heel Rocker Photo

Heel Spring 
 

19 mm (0.7")

Heel Apex Position 
 

20.5%

Heel Rocker Angle 
 

17.6°

Forefoot Rocker Geometry 
 

7.5

Forefoot Rocker Photo  

ASICS SONICBLAST Forefoot Rocker Photo

Toe Spring 
 

52 mm (2.0")

Toe Apex Position 
 

67.5%

Forefoot Rocker Angle 
 

28.7°

Other Features  

Other Features Photo 
 

Compare High-Res
ASICS MAGIC SPEED 4 Other Features Photo
Compare High-Res
ASICS SONICBLAST Other Features Photo

Tongue Gusset Type 
 

Semi-gusseted
Semi-gusseted

Plate 
 

Carbon Fiber
3/4-Length Plastic Plate
Performance

Heel Compression Energy Return 
 

4.8
8.2

Heel Compression Video  

Heel Energy Return  

 Preview Graph
ASICS MAGIC SPEED 4 Heel Energy Return
 Preview Graph
ASICS SONICBLAST Heel Energy Return

Heel Energy Return 
 

71.5%
81.8%

Forefoot Compression Energy Return 
 

6.7
8.2

Forefoot Compression Video  

Forefoot Energy Return  

 Preview Graph
ASICS MAGIC SPEED 4 Forefoot Energy Return
 Preview Graph
ASICS SONICBLAST Forefoot Energy Return

Forefoot Energy Return 
 

75.2%
81.8%

Heel Cushioning 
 

8.4
8.8

Heel Cushioning Picture 
 

Compare High-Res
ASICS MAGIC SPEED 4 Heel Cushioning Picture
Compare High-Res
ASICS SONICBLAST Heel Cushioning Picture

Heel Cushioning  

 Preview Graph
ASICS MAGIC SPEED 4 Heel Cushioning
 Preview Graph
ASICS SONICBLAST Heel Cushioning

Energy Absorbed At 550N 
 

3.55 J
3.67 J

Energy Absorbed At 1100N 
 

10.56 J
11.06 J

Energy Absorbed At 1900N 
 

18.14 J
20.36 J

Forefoot Cushioning 
 

8.2
9.0

Forefoot Cushioning Picture 
 

Compare High-Res
ASICS MAGIC SPEED 4 Forefoot Cushioning Picture
Compare High-Res
ASICS SONICBLAST Forefoot Cushioning Picture

Forefoot Cushioning  

 Preview Graph
ASICS MAGIC SPEED 4 Forefoot Cushioning
 Preview Graph
ASICS SONICBLAST Forefoot Cushioning

Energy Absorbed At 800N 
 

4.65 J
5.47 J

Energy Absorbed At 1300N 
 

8.89 J
10.34 J

Energy Absorbed At 2050N 
 

14.06 J
15.45 J

Heel Firmness 
 

4.4
4.1

Heel Firmness  

 Preview Graph
ASICS MAGIC SPEED 4 Heel Firmness
 Preview Graph
ASICS SONICBLAST Heel Firmness

Firmness At 550N 
 

42.1 N/mm
46.5 N/mm

Firmness At 1100N 
 

97.7 N/mm
82.7 N/mm

Firmness At 1900N 
 

211.8 N/mm
178.9 N/mm

Forefoot Firmness 
 

6.7
6.5

Forefoot Firmness  

 Preview Graph
ASICS MAGIC SPEED 4 Forefoot Firmness
 Preview Graph
ASICS SONICBLAST Forefoot Firmness

Firmness At 800N 
 

90.2 N/mm
74.0 N/mm

Firmness At 1300N 
 

166.8 N/mm
157.5 N/mm

Firmness At 2050N 
 

299.7 N/mm
328.4 N/mm

Forefoot Long Run Cushioning 
 

7.6
8.3

Forefoot Long Run Cushioning  

 Preview Graph
ASICS MAGIC SPEED 4 Forefoot Long Run Cushioning
 Preview Graph
ASICS SONICBLAST Forefoot Long Run Cushioning

Energy Absorbed At 10km 
 

8.27 J
9.22 J

Energy Absorbed At 20km 
 

8.08 J
9.00 J

Energy Absorbed At 30km 
 

7.97 J
8.84 J

Energy Absorbed At 40km 
 

7.89 J
8.73 J

Rocker Stiffness 
 

9.2

Forefoot Rocker Stiffness Video  

Forefoot Rocker Stiffness Graph  

 Preview Graph
ASICS SONICBLAST Forefoot Rocker Stiffness Graph

Force To Flatten The Rocker 
 

175 N

Forefoot Bending Energy Return 
 

7.6

Forefoot Bending Video  

Forefoot Bending Energy Return  

 Preview Graph
ASICS SONICBLAST Forefoot Bending Energy Return

Forefoot Bending Energy Return 
 

69.0%

Forefoot Bending Stiffness 
 

7.9

Forefoot Bending Resistance Picture  

ASICS SONICBLAST Forefoot Bending Resistance Picture

Forefoot Bending Resistance  

 Preview Graph
ASICS SONICBLAST Forefoot Bending Resistance

Forefoot Bending Stiffness 
 

15.1 N/mm

Forefoot Bending Force 
 

355 N

ASICS MAGIC SPEED 4

ASICS SONICBLAST

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