Bluetti Apex 300 vs Growatt HELIOS 3600
What is the difference?
The Bluetti Apex 300 has 3.84 kW of power, 7.68 kW peak, a 2.76 kWh battery. The Growatt HELIOS 3600 has 3.6 kW of power, 4.5 kW peak, a 3.69 kWh battery.
Both use LiFePO4 batteries.
The Bluetti Apex 300 is rated for 6000 cycles, the Growatt HELIOS 3600 is rated for 4000 cycles.
The Bluetti Apex 300 has 120/240 V AC output, the Growatt HELIOS 3600 240 V. Only 240 V output can run 240 V loads such as many well pumps, dryers and central AC.
Both can add extra batteries.
Specs side by side
| Bluetti Apex 300 | Growatt HELIOS 3600 | |
|---|---|---|
| Capacity (Wh) | 2764.8 | 3686 |
| Continuous (W) | 3840 | 3600 |
| Peak (W) | 7680 | 4500 |
| Solar input (W) | 4000 | — |
| Chemistry | LiFePO4 | LFP |
| Cycles | 6000 | 4000 |
| Expandable | yes | yes |
| Weight (lb) | — | — |
| Warranty (yr) | — | 5 |
| Fridge run time | 52.1 h | 69.5 h |
| CPAP run time | 62.6 h | 83.4 h |
| Wi-Fi router run time | 182.5 h | 243.3 h |
| Check on Amazon → | Check on Amazon → |
Specs as read from manufacturer pages on 2026-10-25 / 2026-11-03. Specs one maker does not list are left out of the comparison. Run times are for that appliance alone with a typical duty cycle, after inverter and depth-of-discharge losses. Sponsored links; we may earn a commission.
Common questions
Which has more capacity, Bluetti Apex 300 or Growatt HELIOS 3600?
The Growatt HELIOS 3600. More capacity: 3686 Wh vs 2764.8 Wh.
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Compare other models → · All Bluetti models · All Growatt models