GMC Sierra 1500 (2019) is 723 mm (28.46 inch) longer, 245 mm (9.65 inch) wider, 428 mm (16.85 inch) higher and has 1428 liters (50.43 ft3) bigger cargo space than Opel Ampera (2017).
Opel Ampera (2017) is 333 kg (734 lbs) lighter than GMC Sierra 1500 (2019).
