Nissan says that the new Altima Sedan 2.5 CVT will now start at $20,410 plus destination, up $140 from 2011 numbers. The 2.5 S CVT is also up $140 with a base price of $22,570, while the top trim 3.5 SR CVT will now set you back $25,430, or $320 more than the 2011 model.