BMW X7 (2018) is 1476 mm (58.11 inch) longer, 402 mm (15.83 inch) wider, 256 mm (10.08 inch) higher and has 427 liters (15.08 ft3) bigger cargo space than Chevrolet Spark (2015).
Chevrolet Spark (2015) is 1426 kg (3,144 lbs) lighter than BMW X7 (2018).