adidas Cal Ultra Boost 4.0 Heather Grey F36156 Release Date | 700+ shoes reviewed and cut in half

24 currently testing

32 bought and to be tested

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nike rival sprint 21595227 250 Track and XC
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Guides

We go down the rabbit hole when it comes to running shoe technologies, features, and lab tests. See all our in-depth guides.

The ultimate guide to running shoe foams
Why cutting running shoes in half is key to measuring midsole softness
The role of heel counters in running shoes
adidas Cal Striped Long Sleeve Sweatshirt
nike alphafly 3 atomknit 3 21208064 1440 21251583 250
adidas Cal Terrex Swift R2 Goretex Hiking Shoes Negro Hombre
nike alphafly 3 023 21254779 250
Yeezy Slide Soot G55495 GX6141
How brands' heel-to-toe drop measurements differ from reality in running shoes
Understanding the differences in men's and women's running shoes
In-depth insights into running shoe outsoles (road & trail)
How much does the weight vary across different running shoe sizes?

Latest reviews

ASICS Gel Trabuco 12
ASICS Gel Trabuco 12
ASICS GT 1000 13
ASICS GT 1000 13
ASICS Gel Kayano 31
ASICS Gel Kayano 31
adidas Cal Ultra Boost 4.0 Heather Grey F36156 Release Date
adidas Cal Ultra Boost 4.0 Heather Grey F36156 Release Date
zapatillas de running adidas Cal constitución fuerte talla 49.5 baratas menos de 60
zapatillas de running adidas Cal constitución fuerte talla 49.5 baratas menos de 60
On Cloudsurfer Trail
On Cloudsurfer Trail
nike pegasus trail 5 21664132 250
Nike Pegasus Trail 5
Hoka Speedgoat 6
Hoka Speedgoat 6
Nike Zegama 2
Nike Zegama 2
On Cloudrunner 2
On Cloudrunner 2

Popular reviews

Hoka Clifton 9
Hoka Clifton 9
Hoka Bondi 8
Hoka Bondi 8
Nike Alphafly 3
Nike Alphafly 3
Hoka Mach 6
Hoka Mach 6
ASICS Novablast 4
ASICS Novablast 4
Brooks Ghost Max
Brooks Ghost Max
Brooks Glycerin 21
Brooks Glycerin 21
adidas Cal Originals STAN SMITH H
adidas Cal Originals STAN SMITH H
ASICS Superblast
ASICS Superblast
nike vaporfly 3 21212268 250
Nike Vaporfly 3

Testing process

How we test - Cut in half
1. We cut shoes in half to be able to see what's inside and do accurate tests.
How we test - 20 parameters
2. adidas Cal 19.3 L TF Turf EF0399.
How we test - Comparing the results
3. adidas Cal stripe detail large belt bag.
How we test - Wear test
4. adidas Cal ultra boost 4 0 cny black scarlet for sale.
How we test - No bias
5. No bias: we buy all the shoes on our own and accept no sponsorships.
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