Acura TLX (2018) is 1079 kg (2,379 lbs) lighter than GMC Sierra 3500HD (2015).
GMC Sierra 3500HD (2015) is 831 mm (32.72 inch) longer, 181 mm (7.13 inch) wider, 503 mm (19.80 inch) higher and has 1617 liters (57.10 ft3) bigger cargo space than Acura TLX (2018).