Nissan Sentra (2017) is 34 mm (1.34 inch) wider and 148 mm (5.83 inch) higher than Peugeot 408 (2017).
Peugeot 408 (2017) is 269 mm (10.59 inch) longer, 690 kg (1,521 lbs) lighter and has 27 liters (0.95 ft3) bigger cargo space than Nissan Sentra (2017).