Mazda CX-7 (2017) is 257 mm (10.12 inch) longer, 76 mm (2.99 inch) wider, 84 mm (3.31 inch) higher and has 441 liters (15.57 ft3) bigger cargo space than Mercedes B-Class (2020).
Mercedes B-Class (2020) is 214 kg (472 lbs) lighter than Mazda CX-7 (2017).