McLaren MP4-12C (2019) is 1279 kg (2,820 lbs) lighter than Mercedes GL-Class (2015).
Mercedes GL-Class (2015) is 637 mm (25.08 inch) longer, 90 mm (3.54 inch) wider, 651 mm (25.63 inch) higher and has 536 liters (18.93 ft3) bigger cargo space than McLaren MP4-12C (2019).