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Under Armour Shoe Size Chart & Fit Guide

Under Armour runs small — size up half a size. Find the Under Armour size to order from your usual size, in US, UK and EU, with foot length.

Reviewed by the 247Sizing teamLast updated: 12 August 2026
Under Armour tends to run about half a size small, especially in performance trainers. For the most reliable result, measure your foot length and use the shoe size converter or the brand size finder — sizing varies by model.

From your usual size, here's what to order in Under Armour:

Your US sizeUnder Armour sizeUKEUFoot (cm)
6.575.53723.5
6.575.537.523.9
77.563824.3
7.586.538.524.7
88.5739.525.1
88.574025.5
8.597.54125.9
99.5841.526.3
9.5108.542.526.7
1010.594327.1
10.5119.543.527.5
1111.5104427.9
11.51210.544.528.3
1212.51145.528.7
12.51311.54629.1
1313.5124729.5
13.51412.547.529.9
1414.5134830.3
1414.51348.530.7
14.51513.54931.1
1515.51449.531.5
⚠️ Fit varies by model. Under Armour tends to run about half a size small, especially in performance trainers.

Specific sizes: Under Armour 7 (M), Under Armour 7.5 (M), Under Armour 8 (M), Under Armour 8.5 (M), Under Armour 9 (M), Under Armour 9.5 (M), Under Armour 10 (M), Under Armour 10.5 (M), Under Armour 11 (M), Under Armour 11.5 (M), Under Armour 12 (M), Under Armour 12.5 (M), Under Armour 13 (M), Under Armour 13.5 (M), Under Armour 14 (M), Under Armour 14.5 (M), Under Armour 15 (M), Under Armour 15.5 (M), Under Armour 7 (W), Under Armour 7.5 (W), Under Armour 8 (W), Under Armour 8.5 (W), Under Armour 9 (W), Under Armour 9.5 (W), Under Armour 10 (W), Under Armour 10.5 (W), Under Armour 11 (W), Under Armour 11.5 (W), Under Armour 12 (W), Under Armour 12.5 (W), Under Armour 13 (W)

Other brands: browse all brand size charts →

Does Under Armour run true to size?

Under Armour is commonly reported to run small — most people size up half a size. Fit varies by model.

How do I find my Under Armour size?

Measure your foot length, find your standard US size, then add 0.5 to get your Under Armour size. The chart above does this for you.

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