Mazda 3 (Hatchback) (2016) is 576 kg (1,270 lbs) lighter than Mercedes GLK-Class (2017).
Mercedes GLK-Class (2017) is 76 mm (2.99 inch) longer, 44 mm (1.73 inch) wider, 244 mm (9.61 inch) higher and has 86 liters (3.04 ft3) bigger cargo space than Mazda 3 (Hatchback) (2016).