Honda Civic Tourer (2014) is 37 mm (1.46 inch) longer, 41 mm (1.61 inch) higher, 377 kg (831 lbs) lighter and has 324 liters (11.44 ft3) bigger cargo space than Opel Ampera (2017).
Opel Ampera (2017) is 17 mm (0.67 inch) wider than Honda Civic Tourer (2014).