Jaguar XK-Series (2018) is 292 mm (11.50 inch) longer, 105 mm (4.13 inch) wider, 62 kg (137 lbs) lighter and has 14 liters (0.49 ft3) bigger cargo space than Opel Ampera (2014).
Opel Ampera (2014) is 119 mm (4.69 inch) higher than Jaguar XK-Series (2018).