Yes, car rental is expensive compared with USA, generally. Generally the rentalrentals start at 60 cucCUC ~ 70 usdUSD per day with this car (Hyundai atoAtos 2009):
plusPlus the insure thatinsurance is around 300 usdUSD, returnable at the end of the contract if you don't have any issue.
There are others alternatives, like rentrenting a car to a natural person, in this link you can see the cuban version of craiglist
citizen. http://www.revolico.com/autos/alquiler/In this link you can see the Cuban version of Craigslist.