GMC Sierra 2500HD (2020) is 1024 mm (40.31 inch) longer, 244 mm (9.61 inch) wider, 564 mm (22.20 inch) higher and has 1274 liters (44.99 ft3) bigger cargo space than Toyota Avalon (2014).
Toyota Avalon (2014) is 1200 kg (2,646 lbs) lighter than GMC Sierra 2500HD (2020).
