BMW 8 Series (G14) (2019) is 353 mm (13.90 inch) longer and 172 mm (6.77 inch) wider than Suzuki Ciaz (2020).
Suzuki Ciaz (2020) is 146 mm (5.75 inch) higher, 907 kg (2,000 lbs) lighter and has 160 liters (5.65 ft3) bigger cargo space than BMW 8 Series (G14) (2019).