Audi A3 2013–2020 vs Mercedes-Benz C-Class 2014–2018 size comparison

Mercedes-Benz C-Class 2014–2018 is 230 mm (5.2%) longer than Audi A3 2013–2020. It is 14 mm (0.8%) wider, 26 mm (1.8%) taller and 203 mm (7.7%) longer in wheelbase. Boot space with the seats up is 425 L and 480 L (+55 L).

DimensionAudi A3 2013–2020Mercedes-Benz C-Class 2014–2018Difference
Length4456 mm4686 mm+230 mm (+5.2%)
Width1796 mm1810 mm+14 mm (+0.8%)
Height1416 mm1442 mm+26 mm (+1.8%)
Wheelbase2637 mm2840 mm+203 mm (+7.7%)
Boot425 L480 L+55 L

Audi A3 2013–2020 dimensions · Mercedes-Benz C-Class 2014–2018 dimensions