Infinity cars are the luxury brand of Nissan Motor Company based at Japan. The Infinity cars are the export brand of Nissan. An array of brilliant cars especially in G series consisting convertibles, coupes and sedans are the main selling models of the brand. Most of the Infinity cars are manufactured in Nissan FM platform. But the Infinity SUV QX56 is made of Nissan F-Alpha platform. JX cross over variation of Infinity is built on Nissan D platform. The cars are sturdy and economical. Car enthusiast can read a lot about the car from the model name of Infinity. Infinity sports cars FX50, QX56 are considered to be as the most expensive variation that can notch up to 250 km/h and 203 km/h respectively.