Hyundai Elantra GT (2020) is 9 mm (0.35 inch) wider, 27 mm (1.06 inch) higher, 322 kg (710 lbs) lighter and has 108 liters (3.81 ft3) bigger cargo space than Opel Ampera (2014).
Opel Ampera (2014) is 158 mm (6.22 inch) longer than Hyundai Elantra GT (2020).