Are solar roof tiles, like Tesla's, worth it? Finn Peacock March 11, 2018 13:47 Updated Follow We have an in-depth analysis of Tesla's roof tiles here. Related articles What is better, a monocrystalline or a polycrystalline solar panel? How can I compare different battery storage products? How do I install micro inverters on a 3 phase supply? Can I add batteries to a microinverter based solar system? Since no one lives at home during the day, I would hardly save anything on the electric bill. So do you suggest buying a battery? Comments 0 comments Please sign in to leave a comment.