GMC Sierra 1500 (2019) is 550 mm (21.65 inch) longer, 127 mm (5.00 inch) wider, 38 mm (1.50 inch) higher and has 938 liters (33.12 ft3) bigger cargo space than Toyota FJ Cruiser (2020).
Toyota FJ Cruiser (2020) is 20 kg (44 lbs) lighter than GMC Sierra 1500 (2019).