Mazda 3 (Hatchback) (2020) is 743 kg (1,638 lbs) lighter than Mercedes GLC-Class (2015).
Mercedes GLC-Class (2015) is 196 mm (7.72 inch) longer, 95 mm (3.74 inch) wider, 219 mm (8.62 inch) higher and has 23 liters (0.81 ft3) bigger cargo space than Mazda 3 (Hatchback) (2020).