BMW X1 (2017) is 400 mm (15.75 inch) longer, 86 mm (3.39 inch) wider, 92 mm (3.62 inch) higher and has 121 liters (4.27 ft3) bigger cargo space than Chevrolet Sonic (Hatchback) (2020).
Chevrolet Sonic (Hatchback) (2020) is 240 kg (529 lbs) lighter than BMW X1 (2017).