Head to head
EcoFlow DELTA Pro 3 vs Anker SOLIX F3800 Plus
EcoFlow · Power Station
EcoFlow DELTA Pro 3
~$2,399
4,000 W / 8,000 W surge · up to furnace blower, sump pump or a window AC
Anker · Power Station
Anker SOLIX F3800 Plus
~$2,499
6,000 W / 9,000 W surge · up to furnace blower, sump pump or a window AC
Quick takeThe EcoFlow DELTA Pro 3 lists about $100 lower; the Anker SOLIX F3800 Plus puts out more sustained power (6,000 W).
| Spec | EcoFlow DELTA Pro 3 | Anker SOLIX F3800 Plus |
|---|---|---|
| Approx. price | ~$2,399 | ~$2,499 |
| Type | Power Station | Power Station |
| Fuel | Battery (LiFePO4) | Battery (LiFePO4) |
| Running / output watts | 4,000 W | 6,000 W |
| Starting / surge watts | 8,000 W | 9,000 W |
| Battery capacity | 4,096 Wh | 3,840 Wh |
| Expandable to | 48,000 Wh | 53,760 Wh |
| Noise | 30 dB | — |
| Runtime | Fridge (~150W): ~23 hrs on base unit | Fridge (~150W): ~22 hrs on base unit |
| Outlets | 7x AC incl. 120/240V 30A L14-30 & 30A TT-30, 2x 140W USB-C, 2x USB-A | 6x AC incl. 240V NEMA 14-50 & L14-30, 3x USB-C, 2x USB-A, 12V car |
| Fuel tank | — | — |
| Weight | 113.5 lbs | 132 lbs |
| Transfer-switch ready | Yes | Yes |
| Warranty | 5-year | 5-year |
Highlighted cell is the better figure for that row.
Owner pros and cons
EcoFlow DELTA Pro 3
- +True 4000W / 8000W surge with 240V L14-30 - runs well pumps and dryers solo
- +Much quieter than the original DELTA Pro, according to an owner who upgraded
- +Expandable to 12kWh per unit, 48kWh system - grow as budget allows
- +10ms UPS keeps servers and fish tanks alive through switchover
- +2600W solar input recharges it in a real morning of sun
- +Massive 2026 price drops - routinely ~$2,000-2,400 vs $3,699 launch
- −113.5 lbs; wheels help but two people needed for stairs or truck beds
- −Fan noise ramps sharply during 1800W+ fast charging
- −Warranty has been refused on units bought from EcoFlow's own Amazon storefront
- −Firmware has been rocky: a 2026 build was withdrawn after release
Anker SOLIX F3800 Plus
- +6000W/240V split-phase from one unit - plugs into standard generator inlets
- +NEMA 14-50 enables emergency EV charging, a genuinely unique trick
- +Expands to 26.9kWh per unit, 53.8kWh paired
- +3,200W solar input recharges the base unit in under 2 sun-hours
- +Gas generator input for indefinite off-grid runtime
- +$2,499 permanent pricing is the best $/kWh among 240V portables
- −Known ferrite-bead buzz under load; firmware patch reduced but didn't eliminate it
- −Fans are loud during fast charging - garage placement recommended
- −132 lbs; wheels are small and struggle off pavement
- −Home Power Panel adds ~$1,500+ plus electrician for panel integration