GMC Sierra 3500HD (2020) is 1311 mm (51.61 inch) longer, 171 mm (6.73 inch) wider, 201 mm (7.91 inch) higher and has 1180 liters (41.67 ft3) bigger cargo space than Toyota FJ Cruiser (2015).
Toyota FJ Cruiser (2015) is 799 kg (1,761 lbs) lighter than GMC Sierra 3500HD (2020).