Alfa Romeo 4C (2016) is 137 mm (5.39 inch) wider than Suzuki Ciaz (2017).
Suzuki Ciaz (2017) is 502 mm (19.76 inch) longer, 301 mm (11.85 inch) higher, 78 kg (172 lbs) lighter and has 400 liters (14.13 ft3) bigger cargo space than Alfa Romeo 4C (2016).
