Chevrolet Sonic (Sedan) (2014) is 77 mm (3.03 inch) higher, 399 kg (880 lbs) lighter and has 122 liters (4.31 ft3) bigger cargo space than Opel Ampera (2017).
Opel Ampera (2017) is 81 mm (3.19 inch) longer and 52 mm (2.05 inch) wider than Chevrolet Sonic (Sedan) (2014).
