BMW 5 Series Gran Turismo (2015) is 947 mm (37.28 inch) longer, 120 mm (4.72 inch) wider, 115 mm (4.53 inch) higher and has 145 liters (5.12 ft3) bigger cargo space than Seat Ibiza (2017).
Seat Ibiza (2017) is 1039 kg (2,291 lbs) lighter than BMW 5 Series Gran Turismo (2015).