ASICS to New Balance Shoe Size Conversion

Switching from ASICS to New Balance? ASICS runs true to size and New Balance runs true to size, so the size you order stays the same. Here's the full chart.

Reviewed by the 247Sizing teamLast updated: 12 August 2026

Because ASICS and New Balance share the same fit tendency, your size carries straight across: a ASICS 9.5 is a New Balance 9.5.

ASICS and New Balance run the same

Order the same number — a ASICS 9.5 is a New Balance 9.5.

Find your ASICS size on the left, read across for New Balance:

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

⚠️ Fit varies by model. ASICS runs true to size with a roomy toe box; wide fittings are widely available. New Balance runs true to size and is one of the best brands for width options (2A to 4E).

New Balance to ASICS → · ASICS chart · New Balance chart · Brand finder

What is a ASICS 10.5 in New Balance?

A ASICS 10.5 is about a New Balance 10.5 — they share a foot length of roughly 27.5 cm (UK 9.5, EU 43.5).

Do ASICS and New Balance fit the same?

Roughly, yes — both run small, so the same number fits.

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