BMW 8 Series (G15) (2018) is 253 mm (9.96 inch) longer and 187 mm (7.36 inch) wider than Honda Civic Tourer (2020).
Honda Civic Tourer (2020) is 129 mm (5.08 inch) higher, 507 kg (1,118 lbs) lighter and has 204 liters (7.20 ft3) bigger cargo space than BMW 8 Series (G15) (2018).