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Nike Pegasus 42 vs Winflo 12

Which Running Shoe Is Better?

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

Products

Nike Pegasus 42
Nike Winflo 12 
early access

Tested using Methodology v0.14

Updated Aug 27, 2026 03:31 PM

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RoadRunnerSports.com

Tested using Methodology v0.15

Updated Aug 28, 2026 08:40 PM

This review is in Early access

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Nike Pegasus 42 Picture

Track

Nike Winflo 12 Picture

Track

Heel Stack Height
37.4 mm
Weight
282.6 g (9.97 oz)
Heel-To-Toe Drop
10.7 mm
Plate
None
Heel Stack Height
44.3 mm
Weight
296.7 g (10.47 oz)
Heel-To-Toe Drop
12.5 mm
Plate
None
  1. Recommended in 1 article:
  2. Running Shoes

Our Verdict

Nike Pegasus 42

Nike Winflo 12

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

GIFT THIS COMPARISON

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Variants

  • Pegasus 42 (Black/Black/Anthracite - (Men - US 9))
  • Pegasus 42 (Black/Black/Anthracite - (Women - US 7))
  • Winflo 12 (Arctic Orange/Flash Crimson/Summit White - (Women - US 7))
  • Winflo 12 (Black/Black/Dark Smoke Grey - (Men - US 9))

Review

See Nike Pegasus 42 Review
See Nike Winflo 12 Review
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Main Differences for
Half/Full Marathon Racing

Threshold 

0.10

Half/Full Marathon Racing 
 

5.6
0.0

Heel Stack Height 
 

37.4 mm
Lock mm

Full Comparison

Design

Weight  

5.1
N/A

Right Shoe Weight Photo  

Nike Pegasus 42 Right Shoe Weight Photo
Nike Winflo 12 Right Shoe Weight Photo Sample

SAMPLE

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Left Shoe Weight Photo  

Nike Pegasus 42 Left Shoe Weight Photo
Nike Winflo 12 Left Shoe Weight Photo Sample

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Weight 
 

282.6 g (9.97 oz)
Lock g (Lock oz)

Stack Heights 
 

Stack Height Photo  

Nike Pegasus 42 Stack Height Photo
Nike Winflo 12 Stack Height Photo Sample

SAMPLE

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Heel Stack Height 
 

37.4 mm
Lock mm

Forefoot Stack Height 
 

26.7 mm
Lock mm

Heel-To-Toe Drop 
 

10.7 mm
Lock mm

Advertised Heel-To-Toe Drop 
 

10.0 mm
Lock mm

External Shape 
 

3D Model Full Shoe  

Preview 3D
Nike Pegasus 42 3D Model Full Shoe
Nike Winflo 12 3D Model Full Shoe Sample

SAMPLE

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Outsole Heel Width 
 

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

Outsole Arch Width 
 

63 mm (2.5")
Lock mm (Lock")

Outsole Forefoot Width 
 

111 mm (4.4")
Lock mm (Lock")

Heel Width-To-Stack Ratio 
 

2.37
Lock

Forefoot Width-To-Stack Ratio 
 

4.15
Lock

Internal Shape 
 

3D Model Internal  

Preview 3D
Nike Pegasus 42 3D Model Internal
Nike Winflo 12 3D Model Internal Sample

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Internal Length 
 

281 mm (11.1")
Lock mm (Lock")

Internal Heel Width 
 

63 mm (2.5")
Lock mm (Lock")

Internal Forefoot Width 
 

92 mm (3.6")
Lock mm (Lock")

Wide Sizing Available 
 

Yes
Locked

Forefoot Fit: Width 
 

8.6
N/A

Forefoot Width Photo  

Nike Pegasus 42 Forefoot Width Photo
Nike Winflo 12 Forefoot Width Photo Sample

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Ball-Of-Foot TTS Deviation 
 

3.3 mm (0.131")
Lock mm (Lock")

Toe TTS Deviation 
 

-3.3 mm (-0.131")
Lock mm (Lock")

Forefoot Fit: Height 
 

4.9
N/A

Forefoot Height Photo  

Nike Pegasus 42 Forefoot Height Photo
Nike Winflo 12 Forefoot Height Photo Sample

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Toe TTS Deviation 
 

-6.0 mm (-0.234")
Lock mm (Lock")

Arch Fit: Width 
 

9.6
N/A

Arch Fit Photo  

Nike Pegasus 42 Arch Fit Photo
Nike Winflo 12 Arch Fit Photo Sample

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Arch Width TTS Deviation 
 

-1.0 mm (-0.039")
Lock mm (Lock")

Length Fit 
 

10
N/A

Toe Clearance Photo  

Nike Pegasus 42 Toe Clearance Photo
Nike Winflo 12 Toe Clearance Photo Sample

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Heel Rocker Geometry 
 

7.4
N/A

Heel Rocker Photo  

Nike Pegasus 42 Heel Rocker Photo
Nike Winflo 12 Heel Rocker Photo Sample

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Heel Spring 
 

20 mm (0.8")
Lock mm (Lock")

Heel Apex Position 
 

19.0%
Lock%

Heel Rocker Angle 
 

20.0°
Lock°

Forefoot Rocker Geometry 
 

5.8
N/A

Forefoot Rocker Photo  

Nike Pegasus 42 Forefoot Rocker Photo
Nike Winflo 12 Forefoot Rocker Photo Sample

SAMPLE

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Toe Spring 
 

40 mm (1.6")
Lock mm (Lock")

Toe Apex Position 
 

62.1%
Lock%

Forefoot Rocker Angle 
 

20.0°
Lock°

Foam 
 

Primary Foam Picture  

Nike Pegasus 42 Primary Foam Picture
Nike Winflo 12 Primary Foam Picture Sample

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Secondary Foam Picture  

Nike Pegasus 42 Secondary Foam Picture
Nike Winflo 12 Secondary Foam Picture Sample

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Primary Foam Name 
 

ReactX
Locked

Primary Foam Type 
 

TPEE
Locked

Secondary Foam Name 
 

N/A
N/A

Secondary Foam Type 
 

N/A
N/A

Laces 
 

Laces Picture  

Nike Pegasus 42 Laces Picture
Nike Winflo 12 Laces Picture Sample

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Lace Type 
 

Flat
Locked

Width 
 

6.0 mm (0.2")
Lock mm (Lock")

Thickness 
 

1.4 mm (0.1")
Lock mm (Lock")

Stretch 
 

7.5%
Lock%

Other Features  

Other Features Photo  

Nike Pegasus 42 Other Features Photo
Nike Winflo 12 Other Features Photo Sample

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Tongue Gusset Type 
 

Fully-gusseted
Locked

Plate 
 

None
Locked
Performance

Heel Compression Energy Return 
 

3.8
N/A

Heel Compression Video  

Nike Winflo 12 Heel Compression Video Sample

SAMPLE

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Heel Energy Return  

 Preview Graph
Nike Pegasus 42 Heel Energy Return
Nike Winflo 12 Heel Energy Return Sample

SAMPLE

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Heel Energy Return 
 

70.4%
Lock%

Forefoot Compression Energy Return 
 

5.0
N/A

Forefoot Compression Video  

Nike Winflo 12 Forefoot Compression Video Sample

SAMPLE

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Forefoot Energy Return  

 Preview Graph
Nike Pegasus 42 Forefoot Energy Return
Nike Winflo 12 Forefoot Energy Return Sample

SAMPLE

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Forefoot Energy Return 
 

71.8%
Lock%

Heel Cushioning 
 

6.7
N/A

Heel Cushioning Picture  

Nike Pegasus 42 Heel Cushioning Picture
Nike Winflo 12 Heel Cushioning Picture Sample

SAMPLE

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Heel Cushioning  

 Preview Graph
Nike Pegasus 42 Heel Cushioning
Nike Winflo 12 Heel Cushioning Sample

SAMPLE

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Energy Absorbed At 550N 
 

3.07 J
Lock J

Energy Absorbed At 1100N 
 

8.42 J
Lock J

Energy Absorbed At 1900N 
 

14.14 J
Lock J

Forefoot Cushioning 
 

5.3
N/A

Forefoot Cushioning Picture  

Nike Pegasus 42 Forefoot Cushioning Picture
Nike Winflo 12 Forefoot Cushioning Picture Sample

SAMPLE

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Forefoot Cushioning  

 Preview Graph
Nike Pegasus 42 Forefoot Cushioning
Nike Winflo 12 Forefoot Cushioning Sample

SAMPLE

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Energy Absorbed At 800N 
 

3.60 J
Lock J

Energy Absorbed At 1300N 
 

5.69 J
Lock J

Energy Absorbed At 2050N 
 

7.87 J
Lock J

Heel Firmness 
 

8.7
N/A

Heel Firmness Graph  

 Preview Graph
Nike Pegasus 42 Heel Firmness Graph
Nike Winflo 12 Heel Firmness Graph Sample

SAMPLE

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Firmness At 550N 
 

48.3 N/mm
Lock N/mm

Firmness At 1100N 
 

60.6 N/mm
Lock N/mm

Firmness At 1900N 
 

85.9 N/mm
Lock N/mm

Forefoot Firmness 
 

9.8
N/A

Forefoot Firmness Graph  

 Preview Graph
Nike Pegasus 42 Forefoot Firmness Graph
Nike Winflo 12 Forefoot Firmness Graph Sample

SAMPLE

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Firmness At 800N 
 

84.0 N/mm
Lock N/mm

Firmness At 1300N 
 

112.3 N/mm
Lock N/mm

Firmness At 2050N 
 

159 N/mm
Lock N/mm

Forefoot Long Run Cushioning 
 

4.8
N/A

Forefoot Long Run Cushioning  

 Preview Graph
Nike Pegasus 42 Forefoot Long Run Cushioning
Nike Winflo 12 Forefoot Long Run Cushioning Sample

SAMPLE

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Energy Absorbed At 10km 
 

5.28 J
Lock J

Energy Absorbed At 20km 
 

5.14 J
Lock J

Energy Absorbed At 30km 
 

5.07 J
Lock J

Energy Absorbed At 40km 
 

5.02 J
Lock J

Rocker Stiffness 
 

5.0
N/A

Forefoot Rocker Stiffness Video  

Nike Winflo 12 Forefoot Rocker Stiffness Video Sample

SAMPLE

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Forefoot Rocker Stiffness Graph  

 Preview Graph
Nike Pegasus 42 Forefoot Rocker Stiffness Graph
Nike Winflo 12 Forefoot Rocker Stiffness Graph Sample

SAMPLE

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Force To Flatten The Rocker 
 

42 N
Lock N

Forefoot Bending Energy Return 
 

4.6
N/A

Forefoot Bending Video  

Nike Winflo 12 Forefoot Bending Video Sample

SAMPLE

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Forefoot Bending Energy Return  

 Preview Graph
Nike Pegasus 42 Forefoot Bending Energy Return
Nike Winflo 12 Forefoot Bending Energy Return Sample

SAMPLE

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Forefoot Bending Energy Return 
 

55.5%
Lock%

Forefoot Bending Stiffness 
 

7.1
N/A

Forefoot Bending Resistance Picture  

Nike Pegasus 42 Forefoot Bending Resistance Picture
Nike Winflo 12 Forefoot Bending Resistance Picture Sample

SAMPLE

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Forefoot Bending Resistance  

 Preview Graph
Nike Pegasus 42 Forefoot Bending Resistance
Nike Winflo 12 Forefoot Bending Resistance Sample

SAMPLE

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Forefoot Bending Stiffness 
 

12.5 N/mm
Lock N/mm

Forefoot Bending Force 
 

278 N
Lock N

Heel Compression Depth 
 

N/A

Heel Compression Graph  

Nike Winflo 12 Heel Compression Graph Sample

SAMPLE

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Heel Compression At 550N 
 

Lock mm

Heel Compression At 1100N 
 

Lock mm

Heel Compression At 1900N 
 

Lock mm

Forefoot Compression Depth 
 

N/A

Forefoot Compression Graph  

Nike Winflo 12 Forefoot Compression Graph Sample

SAMPLE

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for pictures & test results

Forefoot Compression At 800N 
 

Lock mm

Forefoot Compression At 1300N 
 

Lock mm

Forefoot Compression At 2050N 
 

Lock mm

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Nike Pegasus 42

Nike Winflo 12

Comments

  1. Comparison
 • Posted 2 hours ago

Nike Pegasus 42 vs Nike Winflo 12: Main Discussion

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