GMC Sierra 2500HD (2020) is 1324 mm (52.13 inch) longer, 264 mm (10.39 inch) wider, 524 mm (20.63 inch) higher and has 1267 liters (44.74 ft3) bigger cargo space than Opel Astra (2017).
Opel Astra (2017) is 1364 kg (3,007 lbs) lighter than GMC Sierra 2500HD (2020).
