This midsize sedan has been a success ever since it first hit the market. The Altima features a spacious cabin, with comfortable seats and several storage spaces, and buyers can choose between a 2.5-litre 4-cylinder or Nissan's indispensable 3.5-litre V6. In both cases, this front-driven vehicle is offered with a continuously variable transmission. As for safety, the Altima includes several sophisticated systems.