Mercedes GLK-Class (2016) is 273 mm (10.75 inch) longer, 24 mm (0.94 inch) wider, 240 mm (9.45 inch) higher and has 70 liters (2.47 ft3) bigger cargo space than Seat Leon (2014).
Seat Leon (2014) is 671 kg (1,479 lbs) lighter than Mercedes GLK-Class (2016).