Sigenergy SigenStor vs Tesla Powerwall 3
A side-by-side look at the Sigenergy SigenStor and Tesla Powerwall 3. Winning figures are highlighted.
| Sigenergy Sigenergy SigenStor | Tesla Tesla Powerwall 3 | |
|---|---|---|
| Price from | — | — |
| Usable capacity | 8.06 kWh | 13.5 kWh |
| Power output | 6 kW | 11.5 kW |
| Max with expansion | 80 kWh | 54 kWh |
| Chemistry | LFP | LFP |
| Whole-home backup | Yes | Yes |
| Warranty | 15 yrs | 10 yrs |
Sigenergy SigenStor
The most future-proof choice: huge expansion headroom, integrated EV charging and the longest warranty here. Increasingly the installer favourite where budget allows, especially for homes planning an EV.
Full Sigenergy SigenStor review →Tesla Powerwall 3
Powerwall 3 folds the solar inverter into the battery and offers class-leading continuous power, making it excellent for backup and larger homes — at a premium price.
Full Tesla Powerwall 3 review →