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Tested using Methodology v0.11
Updated May 26, 2026 06:20 PM
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Amazon
Tested using Methodology v0.11
Updated May 19, 2026 06:41 PM
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Adidas.com
Weight
214.9 g (7.58 oz)
Heel-To-Toe Drop
8.8 mm
Plate
Carbon Fiber
Weight
197.5 g (6.97 oz)
Heel-To-Toe Drop
7.0 mm
Plate
Carbon Fiber Rods
Our Verdict
Saucony Endorphin Pro 4
adidas Adizero Adios Pro 4
Saucony Endorphin Pro 4 vs adidas Adizero Adios Pro 4
Variants
- Endorphin Pro 4 (Cavern/Violet - (Women - US 7))
- Endorphin Pro 4 (Citron/Silver - (Men - US 9))
- Adizero Adios Pro 4 (Cloud White/Core Black/Silver Mettalic - (Women - US 7))
- Adizero Adios Pro 4 (Grey Two/Lucid Red/Grey - (Women - US 7))
Main Differences for
Marathon Racing
Marathon Racing
Threshold
Marathon Racing
8.3
8.7
Weight
7.7
8.2
Forefoot Compression Energy Return
8.3
8.9
Full Comparison
Design
Weight
7.7
8.2
Right Shoe Weight Photo
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Left Shoe Weight Photo
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Weight
214.9 g (7.58 oz)
197.5 g (6.97 oz)
Stack Heights
Stack Height Photo
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Heel Stack Height
39.3 mm
39.5 mm
Forefoot Stack Height
30.5 mm
32.5 mm
Heel-To-Toe Drop
8.8 mm
7.0 mm
Advertised Heel-To-Toe Drop
8.0 mm
6.0 mm
External Shape
3D Model Full Shoe
Preview 3D
Preview 3D
Outsole Heel Width
87 mm (3.4")
82 mm (3.2")
Outsole Arch Width
74 mm (2.9")
54 mm (2.1")
Outsole Forefoot Width
114 mm (4.5")
118 mm (4.7")
Heel Width-To-Stack Ratio
2.21
2.08
Forefoot Width-To-Stack Ratio
3.74
3.63
Internal Shape
3D Model Internal
Preview 3D
Preview 3D
Internal Length
270 mm (10.6")
275 mm (10.8")
Internal Heel Width
53 mm (2.1")
60 mm (2.4")
Internal Forefoot Width
87 mm (3.4")
93 mm (3.7")
Wide Sizing Available
No
No
Forefoot Fit: Width
9.5
9.0
Forefoot Width Photo
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Ball-Of-Foot TTS Deviation
-1.6 mm (-0.063")
0.6 mm (0.023")
Toe TTS Deviation
-0.5 mm (-0.018")
-3.9 mm (-0.152")
Forefoot Fit: Height
7.6
8.6
Forefoot Height Photo
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Toe TTS Deviation
-2.9 mm (-0.113")
-2.0 mm (-0.077")
Arch Fit: Width
10
5.8
Arch Fit Photo
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Arch Width TTS Deviation
0.0 mm (0.000")
-6.1 mm (-0.239")
Length Fit
10
10
Toe Clearance Photo
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Heel Rocker Geometry
7.7
7.5
Heel Rocker Photo
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Heel Spring
22 mm (0.9")
21 mm (0.8")
Heel Apex Position
20.1%
17.1%
Heel Rocker Angle
21.1°
22.8°
Forefoot Rocker Geometry
8.0
8.2
Forefoot Rocker Photo
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Toe Spring
57 mm (2.2")
61 mm (2.4")
Toe Apex Position
61.3%
64.2%
Forefoot Rocker Angle
27.4°
30.2°
Other Features
Other Features Photo
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Tongue Gusset Type
Non-gusseted
Semi-gusseted
Plate
Carbon Fiber
Carbon Fiber Rods
Performance
Heel Compression Energy Return
8.4
8.7
Heel Compression Video
Heel Energy Return
Preview Graph
Preview Graph
Heel Energy Return
83.2%
85.6%
Forefoot Compression Energy Return
8.3
8.9
Forefoot Compression Video
Forefoot Energy Return
Preview Graph
Preview Graph
Forefoot Energy Return
82.6%
87.0%
Heel Cushioning
7.4
8.1
Heel Cushioning Picture
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Heel Cushioning
Preview Graph
Preview Graph
Energy Absorbed At 550N
3.14 J
4.43 J
Energy Absorbed At 1100N
9.21 J
9.88 J
Energy Absorbed At 1900N
16.16 J
14.98 J
Forefoot Cushioning
7.1
7.8
Forefoot Cushioning Picture
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Forefoot Cushioning
Preview Graph
Preview Graph
Energy Absorbed At 800N
4.33 J
5.22 J
Energy Absorbed At 1300N
7.59 J
8.47 J
Energy Absorbed At 2050N
11.50 J
11.63 J
Heel Firmness
5.6
6.1
Heel Firmness
Preview Graph
Preview Graph
Firmness At 550N
55.2 N/mm
46.7 N/mm
Firmness At 1100N
103.1 N/mm
135.2 N/mm
Firmness At 1900N
250.7 N/mm
344.3 N/mm
Forefoot Firmness
8.1
8.4
Forefoot Firmness
Preview Graph
Preview Graph
Firmness At 800N
115.3 N/mm
105.5 N/mm
Firmness At 1300N
215.0 N/mm
239.4 N/mm
Firmness At 2050N
416.1 N/mm
560.0 N/mm
Forefoot Long Run Cushioning
6.5
7.0
Forefoot Long Run Cushioning
Preview Graph
Preview Graph
Energy Absorbed At 10km
7.05 J
7.59 J
Energy Absorbed At 20km
6.93 J
7.44 J
Energy Absorbed At 30km
6.84 J
7.34 J
Energy Absorbed At 40km
6.76 J
7.28 J
Rocker Stiffness
7.9
7.8
Forefoot Rocker Stiffness Video
Forefoot Rocker Stiffness Graph
Preview Graph
Preview Graph
Force To Flatten The Rocker
116 N
111 N
Forefoot Bending Energy Return
7.7
8.8
Forefoot Bending Video
Forefoot Bending Energy Return
Preview Graph
Preview Graph
Forefoot Bending Energy Return
69.7%
79.5%
Forefoot Bending Stiffness
7.9
7.8
Forefoot Bending Resistance Picture
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Forefoot Bending Resistance
Preview Graph
Preview Graph
Forefoot Bending Stiffness
16.9 N/mm
20.5 N/mm
Forefoot Bending Force
332 N
269 N
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Saucony Endorphin Pro 4
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