Mazda BT-50 (2014) is 867 mm (34.13 inch) longer, 382 mm (15.04 inch) higher and has 857 liters (30.26 ft3) bigger cargo space than Opel Ampera (2014).
Opel Ampera (2014) is 84 mm (3.31 inch) wider and 438 kg (966 lbs) lighter than Mazda BT-50 (2014).