82/ 100
Premium Integrated
Tesla Powerwall 3
Tesla
Superior — Superior
LFPUL9540A100% UsableHigh Power 10kW+
How it scores, by category
Capacity & Usability96
Power & Efficiency100
Longevity (verified)72
Safety & Chemistry80
Guarantee & Backbone78
Energy Ecosystem71
Chemistry
LFP
Power
11.5 kW
Round-trip
97.5%
Warranty
10 yr
The verdict
In our Premium Integrated class, Tesla Tesla Powerwall 3 leads on power & efficiency. Home-battery reliability is rarely independently verified, so judge on chemistry, safety certification and the backing company.
Source: https://energylibrary.tesla.com/docs/Public/EnergyStorage/Po · scoring methodology by Solar Analytica.