Mercedes GL-Class (2017) is 1085 mm (42.72 inch) longer, 305 mm (12.01 inch) wider, 405 mm (15.94 inch) higher and has 388 liters (13.70 ft3) bigger cargo space than Seat Ibiza (2015).
Seat Ibiza (2015) is 1531 kg (3,375 lbs) lighter than Mercedes GL-Class (2017).