Products
Tested using Methodology v0.16
Updated Aug 25, 2026 06:51 PM
SEE PRICE
RoadRunnerSports.com
Tested using Methodology v0.16
Updated Aug 31, 2026 08:09 PM
This review is in Early access
SEE PRICE
Altra
Heel Stack Height
38.8 mm
Weight
218.0 g (7.69 oz)
Heel-To-Toe Drop
8.4 mm
Plate
None
Heel Stack Height
23.8 mm
Weight
245.2 g (8.65 oz)
Heel-To-Toe Drop
1.0 mm
Plate
None
Our Verdict
Topo Specter 3
Altra Vanish Pulse
Full comparison details regarding individual product score sets can be found in the section below
Variants
- Specter 3 (White/Sky - (Men - US 9))
- Specter 3 (White/Teal - (Women - US 7))
- Vanish Pulse (White/Black/Fiery Coral - (Men - US 9))
- Vanish Pulse (White/White/Purple Cactus Flower - (Women - US 7))
Main Differences for
Half/Full Marathon Racing
Half/Full Marathon Racing
Threshold
Half/Full Marathon Racing
8.0
Heel Stack Height
38.8 mm
Full Comparison
Design
Weight
7.6
Right Shoe Weight Photo
Left Shoe Weight Photo
Weight
218.0 g (7.69 oz)
Stack Heights
Stack Height Photo
Heel Stack Height
38.8 mm
Forefoot Stack Height
30.4 mm
Heel-To-Toe Drop
8.4 mm
Advertised Heel-To-Toe Drop
5.0 mm
External Shape
3D Model Full Shoe
Preview 3D
Outsole Heel Width
90 mm (3.5")
Outsole Arch Width
71 mm (2.8")
Outsole Forefoot Width
116 mm (4.6")
Heel Width-To-Stack Ratio
2.32
Forefoot Width-To-Stack Ratio
3.82
Internal Shape
3D Model Internal
Preview 3D
Internal Length
278 mm (10.9")
Internal Heel Width
70 mm (2.8")
Internal Forefoot Width
98 mm (3.9")
Wide Sizing Available
No
Forefoot Fit: Width
7.7
Forefoot Width Photo
Ball-Of-Foot TTS Deviation
5.5 mm (0.216")
Toe TTS Deviation
9.9 mm (0.391")
Forefoot Fit: Height
10
Forefoot Height Photo
Toe TTS Deviation
1.6 mm (0.064")
Arch Fit: Width
9.9
Arch Fit Photo
Arch Width TTS Deviation
1.6 mm (0.065")
Length Fit
10
Toe Clearance Photo
Heel Rocker Geometry
8.3
Heel Rocker Photo
Heel Spring
29 mm (1.1")
Heel Apex Position
22.8%
Heel Rocker Angle
23.7°
Forefoot Rocker Geometry
8.2
Forefoot Rocker Photo
Toe Spring
60 mm (2.4")
Toe Apex Position
58.6%
Forefoot Rocker Angle
26.6°
Foam
Primary Foam Picture
Secondary Foam Picture
Primary Foam Name
RevFoam
Primary Foam Type
A-TPU
Secondary Foam Name
N/A
Secondary Foam Type
N/A
Laces
Laces Picture
Lace Type
Flat
Width
6.0 mm (0.2")
Thickness
2.2 mm (0.1")
Stretch
6.5%
Breathability
7.5
Breathability Video
Upper Breathability
Upper Microscope Photo
Time-To-Dry
6.1
Time-To-Dry Timelapse
Time-To-Dry Graph
Preview Graph
Time To 30% Dry
8.9 hrs
Time To 70% Dry
21.7 hrs
Time To Dry
29.6 hrs
Water Absorption
7.3
Dry Weight Photo
Wet Weight Photo
Water Absorbed
43.3%
Other Features
Other Features Photo
Tongue Gusset Type
Non-gusseted
Plate
None
Performance
Heel Compression Energy Return
8.7
Heel Compression Video
Heel Energy Return
Preview Graph
Heel Energy Return
85.6%
Forefoot Compression Energy Return
9.0
Forefoot Compression Video
Forefoot Energy Return
Preview Graph
Forefoot Energy Return
88.3%
Heel Cushioning
8.7
Heel Cushioning Picture
Heel Cushioning
Preview Graph
Energy Absorbed At 550N
4.47 J
Energy Absorbed At 1100N
10.63 J
Energy Absorbed At 1900N
16.85 J
Forefoot Cushioning
8.5
Forefoot Cushioning Picture
Forefoot Cushioning
Preview Graph
Energy Absorbed At 800N
5.82 J
Energy Absorbed At 1300N
9.46 J
Energy Absorbed At 2050N
13.19 J
Heel Firmness
5.7
Heel Firmness Graph
Preview Graph
Firmness At 550N
33.3 N/mm
Firmness At 1100N
45.1 N/mm
Firmness At 1900N
66.2 N/mm
Forefoot Firmness
4.7
Forefoot Firmness Graph
Preview Graph
Firmness At 800N
43.0 N/mm
Firmness At 1300N
58.5 N/mm
Firmness At 2050N
84 N/mm
Forefoot Long Run Cushioning
8.2
Forefoot Long Run Cushioning
Preview Graph
Energy Absorbed At 10km
9.14 J
Energy Absorbed At 20km
8.94 J
Energy Absorbed At 30km
8.82 J
Energy Absorbed At 40km
8.73 J
Rocker Stiffness
4.7
Forefoot Rocker Stiffness Video
Forefoot Rocker Stiffness Graph
Preview Graph
Force To Flatten The Rocker
39 N
Forefoot Bending Energy Return
8.5
Forefoot Bending Video
Forefoot Bending Energy Return
Preview Graph
Forefoot Bending Energy Return
75.9%
Forefoot Bending Stiffness
6.3
Forefoot Bending Resistance Picture
Forefoot Bending Resistance
Preview Graph
Forefoot Bending Stiffness
12.3 N/mm
Forefoot Bending Force
215 N
Heel Compression Depth
7.3
Heel Compression Graph
Preview Graph
Heel Compression At 550N
16.5 mm
Heel Compression At 1100N
24.4 mm
Heel Compression At 1900N
28.7 mm
Forefoot Compression Depth
7.6
Forefoot Compression Graph
Preview Graph
Forefoot Compression At 800N
18.6 mm
Forefoot Compression At 1300N
22.2 mm
Forefoot Compression At 2050N
24.5 mm
To access
Become a member
unlimited full product reviews,
product prices, and
other exclusive site features
Topo Specter 3
Altra Vanish Pulse
Comments
Topo Specter 3 vs Altra Vanish Pulse: Main Discussion
What do you think of these products? Let us know below.
Looking for a personalized buying advice from the RTINGS.com experts? Members have direct access to buying advice on our member forum.