Gas cost for SUV vs. Car (24 hour drive)

[Sandy22]

I'm thinking about renting a car or an SUV or minivan to drive down to WDW which is 24 hours away. It only costs $120 more to rent the bigger vehicles. Can someone tell me how much more it would cost in gas for a return trip?

TIA!

 

[drgnfly30]

http://www.fuelcostcalculator.com/

Try this site... we used it for our drive down to WDW yesterday & it was pretty darn close!