Mercedes B-Class (2017) is 271 mm (10.67 inch) longer, 8 mm (0.31 inch) wider and has 109 liters (3.85 ft3) bigger cargo space than Renault Captur (2014).
Renault Captur (2014) is 9 mm (0.35 inch) higher and 140 kg (309 lbs) lighter than Mercedes B-Class (2017).
