EcoFlow DELTA Pro 3 Portable Power Station vs OUPES Mega 1 Portable Power Station
Head-to-head spec comparison to help you pick the right power station for your needs.
Spec-by-Spec Comparison
| Spec | EcoFlow DELTA Pro 3 Portable Power Station | OUPES Mega 1 Portable Power Station |
|---|---|---|
| Capacity | 4096 Wh | 1024 Wh |
| AC output | 4000 W | 2000 W |
| Surge | 8000 W | 4500 W |
| Battery | LiFePO4 | LiFePO4 |
| Cycle life | 4000 cycles | 3500 cycles |
| Solar input | 2600 W | 800 W |
| AC recharge | 2 hr | 1.5 hr |
| Weight | 113.5 lb | 27 lb |
| UPS/EPS | EPS/backup ecosystem; electrician caveats | UPS/EPS; variant-specific |
| Ports | AC, USB-C, USB-A, DC/RV | AC, USB-C, USB-A, DC |
| Expandable | Yes | No |
| Price | $2799 | $499 |
| Rating | 9.2/10 | 8.0/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
EcoFlow DELTA Pro 3 Portable Power Station
Pros
- 4096Wh base capacity moves beyond essentials-only backup
- 4000W output, 8000W surge class, and high solar input support serious load planning
- EcoFlow ecosystem is one of the clearest paths toward smart-panel and expansion setups
Cons
- 113.5 lb body is transportable only with planning
- Not a whole-home magic box; circuits, transfer hardware, and electricians still matter
- High price makes load planning mandatory before buying
OUPES Mega 1 Portable Power Station
Pros
- 1024Wh LiFePO4 capacity with aggressive price positioning
- 2000W output and high surge spec challenge bigger-brand 1kWh stations
- Strong value foil for EcoFlow, Anker, Jackery, and BLUETTI comparisons
Cons
- Variant names and solar-input specs need careful final verification
- Brand trust and support history are not as strong as the category leaders
- Best used as a value challenger, not the only recommendation for critical outage loads
Our Verdicts
EcoFlow DELTA Pro 3 Portable Power Station
DELTA Pro 3 is the EcoFlow flagship for serious home and RV backup. Treat it as an expandable essentials system, not a casual portable station.
OUPES Mega 1 Portable Power Station
Mega 1 is the high-output value challenger. It belongs on the shortlist when price matters, but verify the exact variant and seller before relying on it for outage planning.
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