Which specs stand out on the DELTA 3 Max Plus?
EcoFlow rates the DELTA 3 Max Plus at 3000 W of continuous AC output and 6000 W of surge. The battery holds 2048 Wh and uses LFP cells.
That output puts it in the large-load group, which means 2000 W or more of continuous AC output. The warranty runs 5 years, and EcoFlow notes that is 3 years as standard, plus 2 more when you register it in the EcoFlow app.
| Power and capacity | |
|---|---|
| Battery capacity | 2048 Wh |
| Battery chemistry | LFP |
| Continuous AC output | 3000 W |
| Surge output | 6000 W |
| Pass-through charging | Yes |
| Expandable | Yes |
| Solar charging | |
| Max solar input | 1000 W |
| Lowest solar voltage | 11 V |
| Max solar voltage | 60 V |
| Max solar current | 18 A |
| Solar connector | xt60i |
| Solar input ports | 2 ports |
| Size and moving it | |
| Weight | 48.7 lb |
| Temperature and warranty | |
| Charging, lowest | 0 °C |
| Charging, highest | 45 °C |
| Use, lowest | -10 °C |
| Use, highest | 45 °C |
| Warranty | 5 years |
| Product | Best current price | Watt-hours per dollar | Value rank |
|---|---|---|---|
 EcoFlow DELTA 3 Max Plus | $1,149.00 at EcoFlow | 1.78 Wh/$ | #3 of 4 |
 EcoFlow DELTA 2 Max | $1,029.00 at EcoFlow | 1.99 Wh/$ | #2 of 4 |
 EcoFlow DELTA 3 Max (Detachable Wheels) | $1,299.00 at EcoFlow | 1.58 Wh/$ | #4 of 4 |
 BLUETTI Elite 200 V2 | $899.00 at BLUETTI | 2.31 Wh/$ | #1 of 4 |
How heavy is the DELTA 3 Max Plus to move?
EcoFlow lists the DELTA 3 Max Plus at 48.7 lb, which is lighter than the DELTA 2 Max at 50.7 lb and the Elite 200 V2 at 53.35 lb. The DELTA 3 Max (Detachable Wheels) is lighter still, at 44.8 lb against 48.7 lb.
How does it recharge from the wall and from solar?
On wall power, EcoFlow says it reaches 80 percent in 64 minutes. For solar, EcoFlow lists a max solar input of 1000 W. It has 2 ports for solar, and they use the xt60i connector.
At the max solar input, a full solar refill works out to 2.0 hours in the best case. Real solar harvest tends to land below the panel rating once clouds, heat and sun angle play a part. Check the voltage of a panel string against the input limits before wiring it.
Does the DELTA 3 Max Plus support pass-through charging?
EcoFlow lists pass-through charging as yes. For the DELTA 2 Max, EcoFlow also lists pass-through charging as yes, along with a UPS switchover of 20 ms at most.
How much value does the price buy?
The current new price at EcoFlow is $1,149.00. That works out to 1.78 Wh/$, which ranks #3 of 4 on value among the products here.
The Elite 200 V2 ranks #1 of 4 at 2.31 Wh/$, and the DELTA 2 Max ranks #2 of 4 at 1.99 Wh/$. Watt-hours per dollar leaves out output, charging speed and warranty, so weigh those next to it.
Where is it strong, and where are the gaps?
It can add batteries. Output is where it leads this group: 3000 W continuous, against 2600 W for the Elite 200 V2 and 2400 W for both the DELTA 2 Max and the DELTA 3 Max (Detachable Wheels). One gap is cold weather: it does not charge below 0 °C.
EcoFlow rates it to discharge down to -10 °C and lists 45 °C as the top temperature for charging. Check the temperature where the unit will sit before counting on it to charge.
Who is the DELTA 3 Max Plus for?
A buyer who wants 3000 W of continuous output in a unit that can add batteries has that here. A buyer who wants the most watt-hours per dollar will see that 1.78 Wh/$ trails 2.31 Wh/$ for the Elite 200 V2.
Start from the largest load that has to run, then pick the battery size.
How does the DELTA 2 Max compare?
The DELTA 2 Max costs less, at $1,029.00 against $1,149.00, and holds the same 2048 Wh. It gives up some power, with 2400 W continuous and 4800 W surge against 3000 W and 6000 W.
At 50.7 lb it falls in the heavy (over 50 lb) class. It has 6 AC outlets, 4 USB-A ports, 2 USB-C ports and 1 car port.
What does the DELTA 3 Max (Detachable Wheels) trade away?
It takes in less solar, 500 W against 1000 W on the DELTA 3 Max Plus, and costs more, at $1,299.00 against $1,149.00. It ranks #4 of 4 on value, at 1.58 Wh/$.
A full solar refill at that input works out to 4.1 hours in the best case. Output is 2400 W continuous, with a 4800 W surge.
Why look at the Elite 200 V2 instead?
Its price and value rank set it apart: the Elite 200 V2 sells for $899.00 at BLUETTI and ranks #1 of 4 at 2.31 Wh/$. It holds 2073.6 Wh, and BLUETTI lists 2600 W of continuous output and a power lifting figure of 3900 W. BLUETTI also lists a UPS switchover of 15 ms at most and a turbo AC charge time of 1.4 hours.
BLUETTI rates it to discharge down to -20 °C. It cannot add batteries. At 53.35 lb, it is in the heavy (over 50 lb) class, and it has 4 AC outlets.