BMW 6 Series Gran Turismo (2019) is 837 mm (32.95 inch) longer, 98 mm (3.86 inch) wider, 82 mm (3.23 inch) higher and has 139 liters (4.91 ft3) bigger cargo space than Peugeot 308 (2014).
Peugeot 308 (2014) is 475 kg (1,047 lbs) lighter than BMW 6 Series Gran Turismo (2019).