BMW 3 Series Gran Turismo (2020) is 571 mm (22.48 inch) longer, 24 mm (0.94 inch) wider, 51 mm (2.01 inch) higher and has 50 liters (1.77 ft3) bigger cargo space than Peugeot 308 (2017).
Peugeot 308 (2017) is 415 kg (915 lbs) lighter than BMW 3 Series Gran Turismo (2020).