Mercedes GL-Class (2015) is 295 mm (11.61 inch) longer, 121 mm (4.76 inch) wider, 356 mm (14.02 inch) higher and has 200 liters (7.06 ft3) bigger cargo space than Volvo S80 (2015).
Volvo S80 (2015) is 857 kg (1,889 lbs) lighter than Mercedes GL-Class (2015).