Jaguar XJ-Series (2015) is 278 mm (10.94 inch) longer, 10 mm (0.39 inch) wider and has 65 liters (2.30 ft3) bigger cargo space than Toyota Mirai (2020).
Toyota Mirai (2020) is 12 mm (0.47 inch) higher and 35 kg (77 lbs) lighter than Jaguar XJ-Series (2015).