Home batteries, compared.
19 models from 18 brands. Usable capacity, power, backup and warranty, with the federal rebate each one earns. Click a column to sort.
| Product | ||||
|---|---|---|---|---|
| AlphaESS SMILE-M-BAT-13.9PAlphaESS | 13.99 | 5.04 | 10 | up to $3,800 |
| Anker SOLIX X1Anker SOLIX | n/a | 3 | 10 | n/a |
| BYD Battery-Box Premium HVMBYD | 8.28 | 7.68 | 10 | up to $2,240 |
| BYD Battery-Box Premium HVSBYD | 5.12 | 5.12 | 10 | up to $1,360 |
| EcoFlow PowerOcean LFP BatteryEcoFlow | 4.8 | 3.3 | 15 | up to $1,280 |
| Enphase IQ Battery 5PEnphase | 5 | 3.84 | 15 | up to $1,360 |
| ESYSUNHOME LV ESSESYSUNHOME | 4.86 | 4.86 | 10 | up to $1,320 |
| Fox ESS EQ4800Fox ESS | 9.32 | 4.48 | 10 | up to $2,520 |
| Fronius ReservaFronius | 6.31 | 6.55 | 10 | up to $1,680 |
| GoodWe ESA SeriesGoodWe | 8 | 8 | 10 | up to $2,160 |
| Growatt APX HV BatteryGrowatt | n/a | 2.5 | 10 | n/a |
| Huawei LUNA2000-S0Huawei | 5 | 2.5 | 10 | up to $1,360 |
| Kstar BlueSpark BP48100PF1A-G2Kstar | 5.01 | 4.1 | 10 | up to $1,360 |
| LG Energy Solution RESU PrimeLG Energy Solution | 9.6 | 5 | 10 | up to $2,600 |
| Sigenergy SigenStor BAT 8.0Sigenergy | 7.8 | 4 | 10 | up to $2,120 |
| SolarEdge Home Battery 400VSolarEdge | 9.7 | 5 | 10 | up to $2,600 |
| SolaX TSYS-HS51SolaX | 9.1 | 6.1 | 10 | up to $2,440 |
| Sungrow SBRSungrow | 6.4 | 3.84 | 10 | up to $1,720 |
| Tesla Powerwall 3Tesla | 13.5 | 11.04 | 10 | up to $3,640 |
From each manufacturer's datasheet, checked September 2026. We have not tested these products. n/a means the datasheet does not state it.
Every battery, one page each
AlphaESS
AlphaESS SMILE-M-BAT-13.9P
Single 13.99 kWh usable LFP battery module for the single-phase AlphaESS SMILE-M5, rated at 5.04 kW, with a second module for 27.98 kWh.
- Usable
- 13.99 kWh
- Continuous power
- 5.04 kW
- Warranty
- 10 yrs
Anker SOLIX
Anker SOLIX X1
Modular single-phase hybrid system with 5 kWh LFP battery modules, 1 to 6 per system, and 5 or 6 kW power modules with off-grid output.
- Continuous power
- 3 kW
- Warranty
- 10 yrs
BYD
BYD Battery-Box Premium HVM
High-voltage LFP battery stack of 3 to 8 modules, 8.28 to 22.08 kWh usable per tower, that pairs with a compatible third-party hybrid inverter.
- Usable
- 8.28 kWh
- Continuous power
- 7.68 kW
- Warranty
- 10 yrs
BYD
BYD Battery-Box Premium HVS
High-voltage LFP battery stack of 2 to 5 modules, 5.12 to 12.8 kWh usable per tower, that pairs with a compatible third-party hybrid inverter.
- Usable
- 5.12 kWh
- Continuous power
- 5.12 kW
- Warranty
- 10 yrs
EcoFlow
EcoFlow PowerOcean LFP Battery
Stackable 5.12 kWh LFP battery pack, 4.8 kWh usable, for EcoFlow PowerOcean single-phase and three-phase hybrid inverters.
- Usable
- 4.8 kWh
- Continuous power
- 3.3 kW
- Warranty
- 15 yrs
Enphase
Enphase IQ Battery 5P
AC-coupled 5.0 kWh LFP battery with six built-in microinverters, 3.84 kVA continuous per unit and a 15-year or 6,000-cycle warranty.
- Usable
- 5 kWh
- Continuous power
- 3.84 kW
- Warranty
- 15 yrs
ESYSUNHOME
ESYSUNHOME LV ESS
51.2 V low-voltage LFP battery stack of 1 to 6 modules, 4.864 to 29.184 kWh usable, with 4.864 kW continuous power at every size.
- Usable
- 4.86 kWh
- Continuous power
- 4.86 kW
- Warranty
- 10 yrs
Fox ESS
Fox ESS EQ4800
High-voltage LFP battery stack of 2 to 9 modules of 4.66 kWh, 9.32 to 41.93 kWh usable, for Fox ESS single-phase and three-phase hybrids.
- Usable
- 9.32 kWh
- Continuous power
- 4.48 kW
- Warranty
- 10 yrs
Fronius
Fronius Reserva
High-voltage LFP battery tower of 2 to 5 modules, 6.31 to 15.79 kWh usable, for Fronius GEN24 Plus and Verto Plus hybrid inverters.
- Usable
- 6.31 kWh
- Continuous power
- 6.55 kW
- Warranty
- 10 yrs
GoodWe
GoodWe ESA Series
All-in-one hybrid inverter and stackable LFP battery, single-phase or three-phase, with 8.0 kWh usable per GW8.3 module and whole-home backup.
- Usable
- 8 kWh
- Continuous power
- 8 kW
- Warranty
- 10 yrs
Growatt
Growatt APX HV Battery
High-voltage LFP battery of 1 to 6 stacked 5 kWh modules on a power module, in single-phase (S0) and three-phase (S2) versions.
- Continuous power
- 2.5 kW
- Warranty
- 10 yrs
Huawei
Huawei LUNA2000-S0
LFP battery of 1 to 3 stacked 5 kWh modules on a power module, 5 to 15 kWh usable, for Huawei SUN2000 single-phase and three-phase inverters.
- Usable
- 5 kWh
- Continuous power
- 2.5 kW
- Warranty
- 10 yrs
Kstar
Kstar BlueSpark BP48100PF1A-G2
51.2 V low-voltage LFP battery module with 5.01 kWh usable, stacking from one to eight modules for 5.01 to 40.14 kWh.
- Usable
- 5.01 kWh
- Continuous power
- 4.1 kW
- Warranty
- 10 yrs
LG Energy Solution
LG Energy Solution RESU Prime
High-voltage lithium-ion battery in two fixed sizes, 9.6 kWh usable at 5 kW or 16.0 kWh at 7 kW, with up to two units in parallel.
- Usable
- 9.6 kWh
- Continuous power
- 5 kW
- Warranty
- 10 yrs
Sigenergy
Sigenergy SigenStor BAT 8.0
Stackable 7.8 kWh LFP battery module for the SigenStor system, 1 to 6 modules under a SigenStor EC single-phase or three-phase hybrid inverter.
- Usable
- 7.8 kWh
- Continuous power
- 4 kW
- Warranty
- 10 yrs
SolarEdge
SolarEdge Home Battery 400V
9.7 kWh usable high-voltage battery for SolarEdge inverters, 5 kW continuous and up to three batteries per inverter.
- Usable
- 9.7 kWh
- Continuous power
- 5 kW
- Warranty
- 10 yrs
SolaX
SolaX TSYS-HS51
High-voltage LFP battery of 2 to 13 stacked 5.1 kWh modules, 9.1 to 59.8 kWh usable, with power that rises with stack size.
- Usable
- 9.1 kWh
- Continuous power
- 6.1 kW
- Warranty
- 10 yrs
Sungrow
Sungrow SBR
High-voltage LFP battery stack of 3.2 kWh modules, 6.4 to 25.6 kWh usable, for Sungrow single-phase and three-phase hybrid inverters.
- Usable
- 6.4 kWh
- Continuous power
- 3.84 kW
- Warranty
- 10 yrs
Tesla
Tesla Powerwall 3
13.5 kWh usable AC battery with a built-in 3 MPPT solar inverter, up to 11.04 kW continuous output and up to three 13.5 kWh Expansion units.
- Usable
- 13.5 kWh
- Continuous power
- 11.04 kW
- Warranty
- 10 yrs