Nissan Altima (2018) is 383 mm (15.08 inch) longer, 662 kg (1,459 lbs) lighter and has 8 liters (0.28 ft3) bigger cargo space than Nissan Sentra (2017).
Nissan Sentra (2017) is 25 mm (0.98 inch) wider and 165 mm (6.50 inch) higher than Nissan Altima (2018).