Alfa Romeo Giulia (2019) is 390 mm (15.35 inch) longer and 69 mm (2.72 inch) wider than Peugeot 308 (2019).
Peugeot 308 (2019) is 21 mm (0.83 inch) higher, 164 kg (362 lbs) lighter and has 20 liters (0.71 ft3) bigger cargo space than Alfa Romeo Giulia (2019).
