Best Solar Batteries of January 2025

We've evaluated dozens of solar batteries over the years, and in 2025, the Bluetti EP900 Home Battery Backup is CNET's pick for the best solar battery, overtaking the Tesla Powerwall. The EP900 system earned high marks for its power, warranty, modular design and price transparency. It's important to note that we scored our batteries based on a backup power use case. Batteries aren't a one-size-fits-all product. The EP900 system is a solid option for your home, but it might not be your "best" option. Another battery might suit your home and individual energy needs better.

If you've got rooftop solar panels, they might produce more energy than you can use. Your utility might pay you for that energy via net metering, but you can also use it to charge a battery to use later. Once you've got a battery full of clean electricity, you ...