GMC Sierra 3500HD (2019) is 1217 mm (47.91 inch) longer, 211 mm (8.31 inch) wider, 504 mm (19.84 inch) higher and has 1388 liters (49.02 ft3) bigger cargo space than Volkswagen Passat (2019).
Volkswagen Passat (2019) is 1448 kg (3,192 lbs) lighter than GMC Sierra 3500HD (2019).