Kia Niro EV (2019) is 12 mm (0.47 inch) wider and 25 mm (0.98 inch) higher than Opel Astra Sports Tourer (2020).
Opel Astra Sports Tourer (2020) is 324 mm (12.76 inch) longer, 248 kg (547 lbs) lighter and has 16 liters (0.57 ft3) bigger cargo space than Kia Niro EV (2019).