Acura TLX (2020) is 30 mm (1.18 inch) longer and 54 mm (2.13 inch) wider than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 80 mm (3.15 inch) higher, 82 kg (181 lbs) lighter and has 178 liters (6.29 ft3) bigger cargo space than Acura TLX (2020).