Which New Balance models run small or narrow? 550 and 327 often feel narrower; 574/9060 are more forgiving; 990v6 can feel slightly long. Prefer width letters when available — see the New Balance lifestyle matrix.
Quick scan: runs small — —; runs big — 990v6; narrow — 327, 550; true to size — 1906R, 2002R, 574, 9060.
Use the converter (model → model) or open a full guide.
Looking for clothing? Cut/line guides are under Clothes. · Women’s sizing for verified gender offsets.