Citroen DS5 (2020) is 57 mm (2.24 inch) wider than Opel Astra Sports Tourer (2017).
Opel Astra Sports Tourer (2017) is 168 mm (6.61 inch) longer, 30 mm (1.18 inch) higher, 29 kg (64 lbs) lighter and has 75 liters (2.65 ft3) bigger cargo space than Citroen DS5 (2020).