Mercedes X-Class (2017) is 977 mm (38.46 inch) longer, 79 mm (3.11 inch) wider, 218 mm (8.58 inch) higher and has 650 liters (22.95 ft3) bigger cargo space than Seat Ateca (2016).
Seat Ateca (2016) is 878 kg (1,936 lbs) lighter than Mercedes X-Class (2017).