Dabbsson DBS2300
#11 in LargeFull review
For home-backup buyers who want 2.3 kWh of tested capacity that can grow to 8.3 kWh. The DBS2300 Plus costs the same and adds more solar input and parallel output.
Amazon $1,399 Dabbsson $899$899
The Dabbsson DBS2300 and the BLUETTI Apex 300 are evenly matched, rated 4.1 and 4.0. The Dabbsson DBS2300 leads on value, portability and features. The BLUETTI Apex 300 wins on AC output and solar input. The Dabbsson DBS2300 costs $599.98 less ($899 vs $1,498.98).
BLUETTI Apex 300
#15 in LargeFull review
For homeowners who want a 240V-capable backup battery that grows with expansion packs, not a grab-and-go unit.
Amazon $1,498.98 BLUETTI $1,499$1,498.98
Prices were last checked October 20, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Dabbsson DBS2300 for value ($0.39 per rated Wh vs $0.54 per rated Wh), portability (97 Wh per kg (53 lb (24.1 kg)) vs 73 Wh per kg (83.8 lb (38 kg))) and features (UPS (15 ms), expandable, 100 W USB-C, app vs UPS (0 ms), expandable, app).
- Choose the BLUETTI Apex 300 for AC output (3,840 W continuous AC vs 2,200 W continuous AC) and solar input (2,400 W max solar input vs 600 W max solar input).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every large portable power station; a clear win is highlighted. How we rank explains each one.
| Factor weight | Dabbsson DBS2300 | BLUETTI Apex 300 |
|---|---|---|
| Overall rating | 4.1/5 | 4.0/5 |
| Value 25% | 87 $0.39 per rated Wh | 63 $0.54 per rated Wh |
| Tested capacity 15% | 67 85% of rated capacity delivered (1 test) | 50 not yet independently tested (neutral score used) |
| Battery life 15% | 100 Semi-solid-state LiFePO4, 4,500 cycles, 5-year warranty | 100 LiFePO4, 6,000 cycles, 5-year warranty |
| AC output 15% | 44 2,200 W continuous AC | 100 3,840 W continuous AC |
| Charging speed 10% | 50 full AC charge time not published (neutral score used) | 50 full AC charge time not published (neutral score used) |
| Portability 10% | 94 97 Wh per kg (53 lb (24.1 kg)) | 50 73 Wh per kg (83.8 lb (38 kg)) |
| Solar input 5% | 13 600 W max solar input | 84 2,400 W max solar input |
| Features 5% | 100 UPS (15 ms), expandable, 100 W USB-C, app | 80 UPS (0 ms), expandable, app |
Independent capacity tests
Dabbsson DBS2300
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| nextpit | 1,973 Wh | 84.7% | Full 100%-to-0% discharge (load not stated) of the European 230V model; 2,447 Wh from the wall to recharge, about 81% round trip. 1973/2330 works out to 84.7%. |
BLUETTI Apex 300
No independent test published yet.
Specifications
| Dabbsson DBS2300 | BLUETTI Apex 300 | |
|---|---|---|
| Battery | ||
| Rated capacity | 2,330 Wh | 2,764.8 Wh |
| Tested usable capacity | 1,973 Wh (85%) | - |
| Chemistry | Semi-solid-state LiFePO4 | LiFePO4 |
| Cycle life | 4,500 to 80% | 6,000 to 80% |
| Expandable | Yes, up to 8,330 Wh | Yes, up to 19,353.6 Wh |
| Output | ||
| AC output | 2,200 W (4,400 W surge) | 3,840 W (7,680 W surge) |
| Boost mode (resistive loads) | 3,000 W | - |
| AC outlets | 4 total | 6 total |
| 120V 20A outlets (NEMA 5-20R) | 4 | 4 |
| RV 30A outlet (TT-30R) | - | 1 |
| 120/240V 50A outlet (NEMA 14-50R) | - | 1 |
| AC waveform | Pure sine wave | - |
| USB-C ports | 3 (up to 100 W each) | 0 |
| USB-A ports | 3 | 0 |
| 12 V car outlet | Yes | No |
| DC5521 ports | 2 | 0 |
| UPS / pass-through | Yes (15 ms switchover) | Yes (0 ms switchover) |
| Charging | ||
| AC charging | 1,800 W | 1,800 W |
| Max solar input | 600 W | 2,400 W |
| Solar input voltage | 12-60V, 12A max (AC + solar combined up to 1800W) | 2 inputs, 12-60V, 20A each |
| Build | ||
| Weight | 53 lb (24.1 kg) | 83.8 lb (38 kg) |
| Dimensions | 17 x 10 x 11.9 in | 20.67 x 12.87 x 12.6 in |
| App | Dabbsson app | Wi-Fi + Bluetooth |
| Warranty | 5 years | 5 years |