The average gas price in Isola d'Elba is 40,774₫/liter over the past month, costing you anywhere between 1,834,831₫ and 2,650,311₫ to fill up a car’s gas tank.
The length of time you can book a rental for is subject to the inventory of the supplier. When renting a vehicle from Isola d'Elba it should be possible to rent a car for a whole month if needed.