That is all going to depend on what you like to do, and how many items you’ll have running at once. Your family size (and their dependency on technology being right in their face) is going to either be a blessing or taxing on your energy usage and cost evaluation. If you’re a solo goer, you can get by on a 2,000 / 1,600 generator for most of your necessities, allowing you to enjoy the great outdoors without relying too heavily on your electronics. It’s best to find out what each of your items uses for energy, and make a plan before hitting the road. Be certain to see our brief list of the most energy-sucking items that most RV users have.