BMW 5 Series Gran Turismo (2016) is 153 mm (6.02 inch) longer, 57 mm (2.24 inch) wider, 116 mm (4.57 inch) higher and has 118 liters (4.17 ft3) bigger cargo space than INFINITI Q50 (2014).
INFINITI Q50 (2014) is 160 kg (353 lbs) lighter than BMW 5 Series Gran Turismo (2016).