BMW 6 Series Gran Turismo (2019) is 260 mm (10.24 inch) longer, 74 mm (2.91 inch) wider, 52 mm (2.05 inch) higher and has 79 liters (2.79 ft3) bigger cargo space than Peugeot 508 SW (2014).
Peugeot 508 SW (2014) is 220 kg (485 lbs) lighter than BMW 6 Series Gran Turismo (2019).