BMW 5 Series Gran Turismo (2016) is 221 mm (8.70 inch) longer, 77 mm (3.03 inch) wider, 106 mm (4.17 inch) higher and has 118 liters (4.17 ft3) bigger cargo space than INFINITI Q50 (2015).
INFINITI Q50 (2015) is 169 kg (373 lbs) lighter than BMW 5 Series Gran Turismo (2016).