Mazda 3 (Hatchback) (2017) is 51 mm (2.01 inch) wider and 119 kg (262 lbs) lighter than Toyota Prius (2014).
Toyota Prius (2014) is 21 mm (0.83 inch) longer, 51 mm (2.01 inch) higher and has 86 liters (3.04 ft3) bigger cargo space than Mazda 3 (Hatchback) (2017).