BMW 5 Series Gran Turismo (2017) is 506 mm (19.92 inch) longer, 113 mm (4.45 inch) wider, 121 mm (4.76 inch) higher and has 200 liters (7.06 ft3) bigger cargo space than Chevrolet Volt (2014).
Chevrolet Volt (2014) is 194 kg (428 lbs) lighter than BMW 5 Series Gran Turismo (2017).