BMW 5 Series Gran Turismo (2015) is 476 mm (18.74 inch) longer, 29 mm (1.14 inch) wider, 54 mm (2.13 inch) higher and has 35 liters (1.24 ft3) bigger cargo space than Citroen DS5 (2017).
Citroen DS5 (2017) is 626 kg (1,380 lbs) lighter than BMW 5 Series Gran Turismo (2015).