Hyundai Sonata (2016) is 373 mm (14.69 inch) longer, 119 mm (4.69 inch) wider and has 5 liters (0.18 ft3) bigger cargo space than Toyota Prius Prime (2017).
Toyota Prius Prime (2017) is 15 mm (0.59 inch) higher and 93 kg (205 lbs) lighter than Hyundai Sonata (2016).
