800+ shoes reviewed and cut in half

45 currently testing

19 bought and to be tested

We review shoes

Reviews

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Walking Walking
Training Training
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Sneakers Sneakers

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
A runner's guide to choosing the right toebox
The definitive guide to running shoe breathability
All you need to know about rockered running shoes
How brands' heel-to-toe drop measurements differ from reality in running shoes
Understanding differences between 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

Brooks Hyperion 2
Brooks Hyperion 2
Brooks Ghost Max 2
Brooks Ghost Max 2
On Cloudflyer 5
On Cloudflyer 5
Altra Experience Form
Altra Experience Form
Adidas Supernova Prima
Adidas Supernova Prima
On Cloudsurfer Next
On Cloudsurfer Next
Nike Journey Run
Nike Journey Run
New Balance Fresh Foam X 860 v14
New Balance Fresh Foam X 860 v14
New Balance Fresh Foam X 880 v14
New Balance Fresh Foam X 880 v14
Nike Pegasus Plus
Nike Pegasus Plus

Popular reviews

Nike Alphafly 3
Nike Alphafly 3
ASICS Novablast 4
ASICS Novablast 4
Brooks Glycerin 21
Brooks Glycerin 21
ASICS Superblast 2
ASICS Superblast 2
Nike Pegasus 41
Nike Pegasus 41
Nike Vaporfly 3
Nike Vaporfly 3
Hoka Mach 6
Hoka Mach 6
Nike Vomero 17
Nike Vomero 17
Brooks Ghost 16
Brooks Ghost 16
Saucony Endorphin Speed 4
Saucony Endorphin Speed 4

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. In our lab, we measure and assess over 20 parameters for each shoe.
How we test - Comparing the results
3. Our tests are standardized, and our results are comparable.
How we test - Wear test
4. We also wear test shoes in their appropriate settings.
How we test - No bias
5. No bias: we buy all the shoes on our own and accept no sponsorships.
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