Honda Ridgeline (2018) is 636 mm (25.04 inch) longer, 182 mm (7.17 inch) wider, 400 mm (15.75 inch) higher and has 420 liters (14.83 ft3) bigger cargo space than Opel Astra Sports Tourer (2015).
Opel Astra Sports Tourer (2015) is 449 kg (990 lbs) lighter than Honda Ridgeline (2018).