How can I compare different battery storage products? Finn Peacock August 23, 2017 04:49 Updated Follow We have a nifty Solar Battery Storage Comparison Table here. Related articles Are solar roof tiles, like Tesla's, worth it? What is better, a monocrystalline or a polycrystalline solar panel? What's the difference between a P-type and N-type solar cell? I have an existing 3kW solar system. I would like to install a battery so i can keep my electricity. Where do I start? Should I buy batteries with my solar? Comments 0 comments Please sign in to leave a comment.