BMW 8 Series (G15) (2020) is 543 mm (21.38 inch) longer and 117 mm (4.61 inch) wider than Suzuki SX4 (2016).
Suzuki SX4 (2016) is 234 mm (9.21 inch) higher, 509 kg (1,122 lbs) lighter and has 10 liters (0.35 ft3) bigger cargo space than BMW 8 Series (G15) (2020).