Cadillac XT5 (2016) is 396 mm (15.59 inch) longer, 107 mm (4.21 inch) wider, 113 mm (4.45 inch) higher and has 445 liters (15.71 ft3) bigger cargo space than Mercedes B-Class (2020).
Mercedes B-Class (2020) is 306 kg (675 lbs) lighter than Cadillac XT5 (2016).