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ASICS METASPEED RAY vs Li-Ning Feidian 6 Ultra

Which Running Shoe Is Better?

    Top
    Main Differences
    Design
      WeightStack HeightsExternal ShapeInternal ShapeForefoot Fit: WidthForefoot Fit: HeightArch Fit: WidthLength FitHeel Rocker GeometryForefoot Rocker GeometryFoamOther Features
    Performance
      Heel Compression Energy ReturnForefoot Compression Energy ReturnHeel CushioningForefoot CushioningHeel FirmnessForefoot FirmnessForefoot Long Run CushioningRocker StiffnessForefoot Bending Energy ReturnForefoot Bending Stiffness
    Comments

Products

ASICS METASPEED RAY
Li-Ning Feidian 6 Ultra 
early access

Tested using Methodology v0.13

Updated Jul 03, 2026 06:35 PM

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Asics.com

Tested using Methodology v0.11

Updated Jun 26, 2026 08:55 PM

This review is in Early access

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Amazon
ASICS METASPEED RAY Picture

Track

Li-Ning Feidian 6 Ultra Picture

Track

Weight
129.3 g (4.56 oz)
Heel-To-Toe Drop
6.8 mm
Plate
Plastic
Weight
207.0 g (7.30 oz)
Heel-To-Toe Drop
9.3 mm
Plate
Carbon Fiber
  1. Recommended in 1 article:
  2. ASICS

Our Verdict

ASICS METASPEED RAY

Li-Ning Feidian 6 Ultra

Full comparison details regarding individual product score sets can be found in the section below

GIFT THIS COMPARISON

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Variants

  • METASPEED RAY (White/Flash Red - (Men - US 9))
  • METASPEED RAY (White/Flash Red - (Women - US 7))
  • Feidian 6 Ultra (Neon Bright Green - (Men - US 9))

Review

See ASICS METASPEED RAY Review
See Li-Ning Feidian 6 Ultra Review
0 
0 

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Main Differences for
Half/Full Marathon Racing

Threshold 

0.10

Half/Full Marathon Racing 
 

8.6
0.0

Plate 
 

Plastic
Locked

Full Comparison

Design

Weight  

9.7
N/A

Right Shoe Weight Photo  

ASICS METASPEED RAY Right Shoe Weight Photo
Li-Ning Feidian 6 Ultra Right Shoe Weight Photo Sample

SAMPLE

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Left Shoe Weight Photo  

ASICS METASPEED RAY Left Shoe Weight Photo
Li-Ning Feidian 6 Ultra Left Shoe Weight Photo Sample

SAMPLE

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Weight 
 

129.3 g (4.56 oz)
Lock g (Lock oz)

Stack Heights 
 

Stack Height Photo  

ASICS METASPEED RAY Stack Height Photo
Li-Ning Feidian 6 Ultra Stack Height Photo Sample

SAMPLE

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Heel Stack Height 
 

40.0 mm
Lock mm

Forefoot Stack Height 
 

34.5 mm
Lock mm

Heel-To-Toe Drop 
 

6.8 mm
Lock mm

Advertised Heel-To-Toe Drop 
 

5.0 mm
Lock mm

External Shape 
 

3D Model Full Shoe  

Preview 3D
ASICS METASPEED RAY 3D Model Full Shoe
Li-Ning Feidian 6 Ultra 3D Model Full Shoe Sample

SAMPLE

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Outsole Heel Width 
 

71 mm (2.8")
Lock mm (Lock")

Outsole Arch Width 
 

62 mm (2.5")
Lock mm (Lock")

Outsole Forefoot Width 
 

94 mm (3.7")
Lock mm (Lock")

Heel Width-To-Stack Ratio 
 

1.78
Lock

Forefoot Width-To-Stack Ratio 
 

2.72
Lock

Internal Shape 
 

3D Model Internal  

Preview 3D
ASICS METASPEED RAY 3D Model Internal
Li-Ning Feidian 6 Ultra 3D Model Internal Sample

SAMPLE

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Internal Length 
 

268 mm (10.6")
Lock mm (Lock")

Internal Heel Width 
 

54 mm (2.1")
Lock mm (Lock")

Internal Forefoot Width 
 

89 mm (3.5")
Lock mm (Lock")

Wide Sizing Available 
 

No
Locked

Forefoot Fit: Width 
 

9.2
N/A

Forefoot Width Photo  

ASICS METASPEED RAY Forefoot Width Photo
Li-Ning Feidian 6 Ultra Forefoot Width Photo Sample

SAMPLE

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Ball-Of-Foot TTS Deviation 
 

-1.5 mm (-0.059")
Lock mm (Lock")

Toe TTS Deviation 
 

-2.2 mm (-0.088")
Lock mm (Lock")

Forefoot Fit: Height 
 

9.5
N/A

Forefoot Height Photo  

ASICS METASPEED RAY Forefoot Height Photo
Li-Ning Feidian 6 Ultra Forefoot Height Photo Sample

SAMPLE

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Toe TTS Deviation 
 

-1.1 mm (-0.041")
Lock mm (Lock")

Arch Fit: Width 
 

7.9
N/A

Arch Fit Photo  

ASICS METASPEED RAY Arch Fit Photo
Li-Ning Feidian 6 Ultra Arch Fit Photo Sample

SAMPLE

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Arch Width TTS Deviation 
 

-3.4 mm (-0.134")
Lock mm (Lock")

Length Fit 
 

10
N/A

Toe Clearance Photo  

ASICS METASPEED RAY Toe Clearance Photo
Li-Ning Feidian 6 Ultra Toe Clearance Photo Sample

SAMPLE

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Heel Rocker Geometry 
 

8.5
N/A

Heel Rocker Photo  

ASICS METASPEED RAY Heel Rocker Photo
Li-Ning Feidian 6 Ultra Heel Rocker Photo Sample

SAMPLE

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Heel Spring 
 

38 mm (1.5")
Lock mm (Lock")

Heel Apex Position 
 

16.5%
Lock%

Heel Rocker Angle 
 

39.6°
Lock°

Forefoot Rocker Geometry 
 

7.6
N/A

Forefoot Rocker Photo  

ASICS METASPEED RAY Forefoot Rocker Photo
Li-Ning Feidian 6 Ultra Forefoot Rocker Photo Sample

SAMPLE

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Toe Spring 
 

52 mm (2.0")
Lock mm (Lock")

Toe Apex Position 
 

63.1%
Lock%

Forefoot Rocker Angle 
 

26.8°
Lock°

Foam 
 

Primary Foam Picture  

ASICS METASPEED RAY Primary Foam Picture
Li-Ning Feidian 6 Ultra Primary Foam Picture Sample

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Secondary Foam Picture  

ASICS METASPEED RAY Secondary Foam Picture
Li-Ning Feidian 6 Ultra Secondary Foam Picture Sample

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Primary Foam Name 
 

FF LEAP

Primary Foam Type 
 

A-TPU

Secondary Foam Name 
 

N/A

Secondary Foam Type 
 

N/A

Other Features  

Other Features Photo  

ASICS METASPEED RAY Other Features Photo
Li-Ning Feidian 6 Ultra Other Features Photo Sample

SAMPLE

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Tongue Gusset Type 
 

Non-gusseted
Locked

Plate 
 

Plastic
Locked
Performance

Heel Compression Energy Return 
 

8.7
N/A

Heel Compression Video  

Li-Ning Feidian 6 Ultra Heel Compression Video Sample

SAMPLE

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Heel Energy Return  

 Preview Graph
ASICS METASPEED RAY Heel Energy Return
Li-Ning Feidian 6 Ultra Heel Energy Return Sample

SAMPLE

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Heel Energy Return 
 

85.4%
Lock%

Forefoot Compression Energy Return 
 

9.0
N/A

Forefoot Compression Video  

Li-Ning Feidian 6 Ultra Forefoot Compression Video Sample

SAMPLE

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Forefoot Energy Return  

 Preview Graph
ASICS METASPEED RAY Forefoot Energy Return
Li-Ning Feidian 6 Ultra Forefoot Energy Return Sample

SAMPLE

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Forefoot Energy Return 
 

88.0%
Lock%

Heel Cushioning 
 

9.1
N/A

Heel Cushioning Picture  

ASICS METASPEED RAY Heel Cushioning Picture
Li-Ning Feidian 6 Ultra Heel Cushioning Picture Sample

SAMPLE

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Heel Cushioning  

 Preview Graph
ASICS METASPEED RAY Heel Cushioning
Li-Ning Feidian 6 Ultra Heel Cushioning Sample

SAMPLE

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for pictures & test results

Energy Absorbed At 550N 
 

5.21 J
Lock J

Energy Absorbed At 1100N 
 

11.54 J
Lock J

Energy Absorbed At 1900N 
 

17.92 J
Lock J

Forefoot Cushioning 
 

8.8
N/A

Forefoot Cushioning Picture  

ASICS METASPEED RAY Forefoot Cushioning Picture
Li-Ning Feidian 6 Ultra Forefoot Cushioning Picture Sample

SAMPLE

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Forefoot Cushioning  

 Preview Graph
ASICS METASPEED RAY Forefoot Cushioning
Li-Ning Feidian 6 Ultra Forefoot Cushioning Sample

SAMPLE

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for pictures & test results

Energy Absorbed At 800N 
 

5.68 J
Lock J

Energy Absorbed At 1300N 
 

9.62 J
Lock J

Energy Absorbed At 2050N 
 

14.37 J
Lock J

Heel Firmness 
 

4.2
N/A

Heel Firmness  

Li-Ning Feidian 6 Ultra Heel Firmness Sample

SAMPLE

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Heel Firmness Graph  

 Preview Graph
ASICS METASPEED RAY Heel Firmness Graph
Li-Ning Feidian 6 Ultra Heel Firmness Graph Sample

SAMPLE

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Firmness At 550N 
 

27.0 N/mm
Lock N/mm

Firmness At 1100N 
 

38.6 N/mm
Lock N/mm

Firmness At 1900N 
 

57.7 N/mm
Lock N/mm

Forefoot Firmness 
 

4.7
N/A

Forefoot Firmness  

Li-Ning Feidian 6 Ultra Forefoot Firmness Sample

SAMPLE

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Forefoot Firmness Graph  

 Preview Graph
ASICS METASPEED RAY Forefoot Firmness Graph
Li-Ning Feidian 6 Ultra Forefoot Firmness Graph Sample

SAMPLE

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Firmness At 800N 
 

43.6 N/mm
Lock N/mm

Firmness At 1300N 
 

58.5 N/mm
Lock N/mm

Firmness At 2050N 
 

82 N/mm
Lock N/mm

Forefoot Long Run Cushioning 
 

8.3
N/A

Forefoot Long Run Cushioning  

 Preview Graph
ASICS METASPEED RAY Forefoot Long Run Cushioning
Li-Ning Feidian 6 Ultra Forefoot Long Run Cushioning Sample

SAMPLE

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for pictures & test results

Energy Absorbed At 10km 
 

9.16 J
Lock J

Energy Absorbed At 20km 
 

9.04 J
Lock J

Energy Absorbed At 30km 
 

8.91 J
Lock J

Energy Absorbed At 40km 
 

8.82 J
Lock J

Rocker Stiffness 
 

6.5
N/A

Forefoot Rocker Stiffness Video  

Li-Ning Feidian 6 Ultra Forefoot Rocker Stiffness Video Sample

SAMPLE

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Forefoot Rocker Stiffness Graph  

 Preview Graph
ASICS METASPEED RAY Forefoot Rocker Stiffness Graph
Li-Ning Feidian 6 Ultra Forefoot Rocker Stiffness Graph Sample

SAMPLE

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for pictures & test results

Force To Flatten The Rocker 
 

72 N
Lock N

Forefoot Bending Energy Return 
 

8.7
N/A

Forefoot Bending Video  

Li-Ning Feidian 6 Ultra Forefoot Bending Video Sample

SAMPLE

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Forefoot Bending Energy Return  

 Preview Graph
ASICS METASPEED RAY Forefoot Bending Energy Return
Li-Ning Feidian 6 Ultra Forefoot Bending Energy Return Sample

SAMPLE

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for pictures & test results

Forefoot Bending Energy Return 
 

77.6%
Lock%

Forefoot Bending Stiffness 
 

8.0
N/A

Forefoot Bending Resistance Picture  

ASICS METASPEED RAY Forefoot Bending Resistance Picture
Li-Ning Feidian 6 Ultra Forefoot Bending Resistance Picture Sample

SAMPLE

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Forefoot Bending Resistance  

 Preview Graph
ASICS METASPEED RAY Forefoot Bending Resistance
Li-Ning Feidian 6 Ultra Forefoot Bending Resistance Sample

SAMPLE

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Forefoot Bending Stiffness 
 

23.0 N/mm
Lock N/mm

Forefoot Bending Force 
 

283 N
Lock N

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ASICS METASPEED RAY

Li-Ning Feidian 6 Ultra

Comments

  1. Comparison
 • Posted 1 hour ago

ASICS METASPEED RAY vs Li-Ning Feidian 6 Ultra: Main Discussion

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