Under Armour to Converse Shoe Size Conversion

Switching from Under Armour to Converse? Under Armour runs small and Converse runs large, so the size you order changes. Here's the full chart.

Reviewed by the 247Sizing teamLast updated: 12 August 2026

Under Armour runs 2 size larger than Converse, so you may need to size down when switching.

Size up 2 moving to Converse

Converse runs smaller — order half a size larger than your Under Armour size.

Find your Under Armour size on the left, read across for Converse:

Under Armour size	Converse size	UK	EU	Foot (cm)
6.5	5	5.5	37	23.5
6.5	5	5.5	37.5	23.9
7	5.5	6	38	24.3
7.5	6	6.5	38.5	24.7
8	6.5	7	39.5	25.1
8	6.5	7	40	25.5
8.5	7	7.5	41	25.9
9	7.5	8	41.5	26.3
9.5	8	8.5	42.5	26.7
10	8.5	9	43	27.1
10.5	9	9.5	43.5	27.5
11	9.5	10	44	27.9
11.5	10	10.5	44.5	28.3
12	10.5	11	45.5	28.7
12.5	11	11.5	46	29.1
13	11.5	12	47	29.5
13.5	12	12.5	47.5	29.9
14	12.5	13	48	30.3
14	12.5	13	48.5	30.7
14.5	13	13.5	49	31.1
15	13.5	14	49.5	31.5

⚠️ Fit varies by model. Under Armour tends to run about half a size small, especially in performance trainers. Converse (Chuck Taylor) runs about a full size large — size down one from your usual.

Converse to Under Armour → · Under Armour chart · Converse chart · Brand finder

What is a Under Armour 10.5 in Converse?

A Under Armour 10.5 is about a Converse 9 — they share a foot length of roughly 27.5 cm (UK 9.5, EU 43.5).

Do Under Armour and Converse fit the same?

Not quite — Converse runs about 2 size smaller than Under Armour.

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