We preferred the propane designs given that they let us deal with baking the best possible pizza. Precisely the same can be explained for our electric powered countertop select, the Breville Intelligent Oven Pizzaiolo, if you must go the indoor route. The Ooni Fyra Pizza oven (previously the Ooni 3) https://techcrux.org/unlock-the-secrets-of-perfect-pizza-your-ultimate-guide-to-choosing-the-best-pizza-oven/