While not necessarily better, propane is more widely available than kerosene. In addition, the propane heaters we feature in this article operate at nearly 100% efficiency. Propane heaters are also safer to use indoors and provide less safety risks than Kerosene heaters.
Propane heaters tend to be less expensive. However, many Kerosene heaters can provide greater fuel capacity and BTU output - For well-ventilated Barns, unheated Construction sites, etc.