Buick Regal (2015) is 249 kg (549 lbs) lighter than Honda Ridgeline (2018).
Honda Ridgeline (2018) is 503 mm (19.80 inch) longer, 139 mm (5.47 inch) wider, 452 mm (17.80 inch) higher and has 558 liters (19.71 ft3) bigger cargo space than Buick Regal (2015).