Cadillac SRX (2016) is 432 mm (17.01 inch) longer, 114 mm (4.49 inch) wider, 105 mm (4.13 inch) higher and has 132 liters (4.66 ft3) bigger cargo space than Mercedes B-Class (2020).
Mercedes B-Class (2020) is 304 kg (670 lbs) lighter than Cadillac SRX (2016).