Mercedes M-Class (2015) is 31 mm (1.22 inch) wider, 338 mm (13.31 inch) higher and has 308 liters (10.88 ft3) bigger cargo space than Volvo S90 (2021).
Volvo S90 (2021) is 286 mm (11.26 inch) longer and 159 kg (351 lbs) lighter than Mercedes M-Class (2015).