GMC Sierra 1500 (2018) is 356 mm (14.02 inch) longer, 107 mm (4.21 inch) wider, 137 mm (5.39 inch) higher and has 1199 liters (42.34 ft3) bigger cargo space than Toyota Kluger (2015).
Toyota Kluger (2015) is 176 kg (388 lbs) lighter than GMC Sierra 1500 (2018).