Peugeot 508 (2020) is 1330 mm (52.36 inch) longer, 228 mm (8.98 inch) wider, 17 mm (0.67 inch) higher and has 400 liters (14.13 ft3) bigger cargo space than Suzuki Alto (2020).
Suzuki Alto (2020) is 645 kg (1,422 lbs) lighter than Peugeot 508 (2020).