Peugeot 408 (2017) is 1250 mm (49.21 inch) longer, 220 mm (8.66 inch) wider, 18 mm (0.71 inch) higher and has 325 liters (11.48 ft3) bigger cargo space than Suzuki Alto (2014).
Suzuki Alto (2014) is 490 kg (1,080 lbs) lighter than Peugeot 408 (2017).