EcoFlow DELTA 2 Max
#9 in LargeFull review
A proven 2kWh LiFePO4 station for home backup and RV trips with plenty of outlets. It costs less than the DELTA 3 Max Plus but has slower switchover and less output.
Amazon $1,049$1,049
The EcoFlow DELTA 2 Max is the better portable power station overall, rated 4.1 to 4.0. The EcoFlow DELTA 2 Max leads on tested capacity, solar input and AC output. The Jackery Explorer 2000 v2 wins on value, portability and battery life. The Jackery Explorer 2000 v2 costs $150 less ($899 vs $1,049).
Jackery Explorer 2000 v2
#16 in LargeFull review
For campers and outage users who want 2 kWh in a comparatively light, simple box and do not plan to expand.
Amazon $899 Jackery $899$899
Prices were last checked October 24, 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 EcoFlow DELTA 2 Max for tested capacity (88% of rated capacity delivered (1 test) vs 84% of rated capacity delivered (1 test)), solar input (1,000 W max solar input vs 400 W max solar input) and AC output (2,400 W continuous AC vs 2,200 W continuous AC).
- Choose the Jackery Explorer 2000 v2 for value ($0.44 per rated Wh vs $0.51 per rated Wh), portability (114 Wh per kg (39.5 lb (17.9 kg)) vs 89 Wh per kg (50 lb (23 kg))) and battery life (LiFePO4, 4,000 cycles, 5-year warranty vs LiFePO4, 3,000 cycles, 5-year warranty).
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 | EcoFlow DELTA 2 Max | Jackery Explorer 2000 v2 |
|---|---|---|
| Overall rating | 4.1/5 | 4.0/5 |
| Value 25% | 67 $0.51 per rated Wh | 78 $0.44 per rated Wh |
| Tested capacity 15% | 81 88% of rated capacity delivered (1 test) | 62 84% of rated capacity delivered (1 test) |
| Battery life 15% | 91 LiFePO4, 3,000 cycles, 5-year warranty | 100 LiFePO4, 4,000 cycles, 5-year warranty |
| AC output 15% | 54 2,400 W continuous AC | 44 2,200 W continuous AC |
| Charging speed 10% | 84 0-100% on AC in 1 h 20 min | 71 0-100% on AC in 1 h 45 min |
| Portability 10% | 80 89 Wh per kg (50 lb (23 kg)) | 100 114 Wh per kg (39.5 lb (17.9 kg)) |
| Solar input 5% | 40 1,000 W max solar input | 5 400 W max solar input |
| Features 5% | 100 UPS (30 ms), expandable, 100 W USB-C, app | 75 UPS (20 ms), 100 W USB-C, app |
Independent capacity tests
EcoFlow DELTA 2 Max
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| StorageReview | 1,800 Wh | 88% | AC discharge at a 350W load. Recharge took 2,370 Wh from the wall. |
Jackery Explorer 2000 v2
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| OutdoorGearLab | 1,710 Wh | 83.7% | Full-discharge AC test; the review’s table gives 1710 Wh (84%) while its text gives 1740 Wh. Recharged in about 2.5 h. |
Specifications
| EcoFlow DELTA 2 Max | Jackery Explorer 2000 v2 | |
|---|---|---|
| Battery | ||
| Rated capacity | 2,048 Wh | 2,042 Wh |
| Tested usable capacity | 1,800 Wh (88%) | 1,710 Wh (84%) |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,000 to 80% | 4,000 to 70%+ |
| Expandable | Yes, up to 6,144 Wh | No |
| Output | ||
| AC output | 2,400 W (4,800 W surge) | 2,200 W (4,400 W surge) |
| Boost mode (resistive loads) | 3,400 W | - |
| AC outlets | 6 total | 3 total |
| 120V 20A outlets (NEMA 5-20R) | 6 | 3 |
| AC waveform | Pure sine wave | Pure sine wave |
| USB-C ports | 2 (up to 100 W each) | 2 (up to 100 W each) |
| USB-A ports | 4 | 1 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 2 | 0 |
| UPS / pass-through | Yes (30 ms switchover) | Yes (20 ms switchover) |
| Charging | ||
| AC charging | 1,800 W | - |
| Full AC charge time | 1 h 20 min (0-80% in 1.1 h on AC alone; 43 min with AC and solar together) | 1 h 45 min (Full in 1.75 h on AC (manufacturer); 15A max input) |
| Max solar input | 1,000 W | 400 W |
| Solar input voltage | 11-60V, 15A (2 inputs, 500W each) | 11-60V (2x DC8020) |
| Car charging | 96 W | 96 W |
| Build | ||
| Weight | 50 lb (23 kg) | 39.5 lb (17.9 kg) |
| Dimensions | 19.6 x 9.5 x 12 in | 13.2 x 10.4 x 11.5 in |
| App | EcoFlow app (Wi-Fi and Bluetooth) | Jackery App |
| Warranty | 5 years | 5 years |
| Released | 2023-05 | 2025-02 |