Have you used any calculators from an installer like Tesla or frequented solar owners forums to read about actual experiences? It is extremely dependent on the

Have you used any calculators from an installer like Tesla or frequented solar owners forums to read about actual experiences? It is extremely dependent on the state you reside, how much electric you use & the energy company you have as incentives vary. Tesla, in NY on PSEG LI for example- $9K would get you 8kW solar w/o storage $20K would get you 12kW solar + some storage, installation and tax included