Mercedes M-Class (2014) is 1106 mm (43.54 inch) longer, 206 mm (8.11 inch) wider, 304 mm (11.97 inch) higher and has 520 liters (18.36 ft3) bigger cargo space than Vauxhall Adam (2017).
Vauxhall Adam (2017) is 1069 kg (2,357 lbs) lighter than Mercedes M-Class (2014).