Hyundai IONIQ 9 2025– vs Mercedes-Benz GLS 2023– size comparison

Mercedes-Benz GLS 2023– is 149 mm (2.9%) longer than Hyundai IONIQ 9 2025–. It is 24 mm (1.2%) narrower, 33 mm (1.8%) taller and 5 mm (0.2%) longer in wheelbase. Boot space with the seats up is 338 L and 355 L (+17 L).

DimensionHyundai IONIQ 9 2025–Mercedes-Benz GLS 2023–Difference
Length5060 mm5209 mm+149 mm (+2.9%)
Width1980 mm1956 mm-24 mm (-1.2%)
Height1790 mm1823 mm+33 mm (+1.8%)
Wheelbase3130 mm3135 mm+5 mm (+0.2%)
Boot338 L355 L+17 L

Hyundai IONIQ 9 2025– dimensions · Mercedes-Benz GLS 2023– dimensions