Audi A3 Sedán 2024 vs Mercedes-Benz A-Class 2018 Sedan size comparison

Mercedes-Benz A-Class 2018–2022 Sedan is 45 mm (1.0%) longer than Audi A3 Sedán 2024–. It is 20 mm (1.1%) narrower, 13 mm (0.9%) taller and 99 mm (3.8%) longer in wheelbase. Boot space with the seats up is 425 L and 420 L (-5 L).

DimensionAudi A3 Sedán 2024–Mercedes-Benz A-Class 2018–2022 SedanDifference
Length4504 mm4549 mm+45 mm (+1.0%)
Width1816 mm1796 mm-20 mm (-1.1%)
Height1433 mm1446 mm+13 mm (+0.9%)
Wheelbase2630 mm2729 mm+99 mm (+3.8%)
Boot425 L420 L-5 L

Audi A3 Sedán 2024– dimensions · Mercedes-Benz A-Class 2018–2022 Sedan dimensions