BMW i8 (2017) is 435 mm (17.13 inch) longer and 144 mm (5.67 inch) wider than Volkswagen CrossGolf (2017).
Volkswagen CrossGolf (2017) is 160 mm (6.30 inch) higher, 216 kg (476 lbs) lighter and has 240 liters (8.48 ft3) bigger cargo space than BMW i8 (2017).