GMC Sierra 3500HD (2016) is 2002 mm (78.82 inch) longer, 315 mm (12.40 inch) wider, 467 mm (18.39 inch) higher and has 1604 liters (56.64 ft3) bigger cargo space than Opel Adam (2017).
Opel Adam (2017) is 1613 kg (3,556 lbs) lighter than GMC Sierra 3500HD (2016).
