BMW 6 Series Gran Turismo (2018) is 1403 mm (55.24 inch) longer, 248 mm (9.76 inch) wider, 69 mm (2.72 inch) higher and has 379 liters (13.38 ft3) bigger cargo space than Renault Twingo (2014).
Renault Twingo (2014) is 770 kg (1,698 lbs) lighter than BMW 6 Series Gran Turismo (2018).