Lexus GS (2016) is 510 mm (20.08 inch) longer, 131 mm (5.16 inch) wider, 45 mm (1.77 inch) higher and has 90 liters (3.18 ft3) bigger cargo space than Subaru Impreza GJ (2015).
Subaru Impreza GJ (2015) is 390 kg (860 lbs) lighter than Lexus GS (2016).