Mazda 3 (Sedan) (2018) is 276 mm (10.87 inch) longer, 1 mm (0.04 inch) wider, 67 kg (148 lbs) lighter and has 42 liters (1.48 ft3) bigger cargo space than Toyota C-HR (2015).
Toyota C-HR (2015) is 120 mm (4.72 inch) higher than Mazda 3 (Sedan) (2018).