Audi A3 2020 vs Mercedes-Benz A-Class 2018 Sedan size comparison
Mercedes-Benz A-Class 2018–2022 Sedan is 54 mm (1.2%) longer than Audi A3 2020–2024. It is 20 mm (1.1%) narrower, 21 mm (1.5%) taller and 93 mm (3.5%) longer in wheelbase. Boot space with the seats up is 425 L and 420 L (-5 L).
| Dimension | Audi A3 2020–2024 | Mercedes-Benz A-Class 2018–2022 Sedan | Difference |
|---|---|---|---|
| Length | 4495 mm | 4549 mm | +54 mm (+1.2%) |
| Width | 1816 mm | 1796 mm | -20 mm (-1.1%) |
| Height | 1425 mm | 1446 mm | +21 mm (+1.5%) |
| Wheelbase | 2636 mm | 2729 mm | +93 mm (+3.5%) |
| Boot | 425 L | 420 L | -5 L |
Audi A3 2020–2024 dimensions · Mercedes-Benz A-Class 2018–2022 Sedan dimensions