Kia Pro Ceed (2017) is 221 mm (8.70 inch) wider and 274 kg (604 lbs) lighter than Opel Astra Sports Tourer (2017).
Opel Astra Sports Tourer (2017) is 388 mm (15.28 inch) longer, 65 mm (2.56 inch) higher and has 160 liters (5.65 ft3) bigger cargo space than Kia Pro Ceed (2017).