Audi A3 Sportback 2021–2024 vs Volkswagen ID.3 2026– size comparison

Volkswagen ID.3 2026– is 124 mm (2.8%) shorter than Audi A3 Sportback 2021–2024. It is 42 mm (2.3%) narrower, 125 mm (8.7%) taller and 138 mm (5.2%) longer in wheelbase. Boot space with the seats up is 282 L and 383 L (+101 L).

DimensionAudi A3 Sportback 2021–2024Volkswagen ID.3 2026–Difference
Length4389 mm4265 mm-124 mm (-2.8%)
Width1851 mm1809 mm-42 mm (-2.3%)
Height1436 mm1561 mm+125 mm (+8.7%)
Wheelbase2631 mm2769 mm+138 mm (+5.2%)
Boot282 L383 L+101 L

Audi A3 Sportback 2021–2024 dimensions · Volkswagen ID.3 2026– dimensions