Power Station Chart

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Highest capacity portable power stations

15 stations, ordered by one rule: Ranked by capacity in one unit, top 15. First is the EcoFlow DELTA Pro Ultra X.

By the Power Station Chart team, ranked from the makers' manuals, not physically tested. Last reviewed October 31, 2026.

How to choose among these

One EcoFlow DELTA Pro Ultra X holds 12,288 Wh, exactly twice the 6,144 Wh of the next station down, the EcoFlow DELTA Pro Ultra. Below those two the field bunches up: the Jackery Explorer 5000 Plus at 5,040 Wh, the Anker SOLIX S5000 at 5,024 Wh and the EcoFlow DELTA Pro 3 at 4,096 Wh. The list is capacity in a single unit, top 15, and the 15th place holds 3,072 Wh. Median capacity is 3,840 Wh and median AC output is 4,000 W. Energy per pound varies a lot.

The 15 stations, in order

By the numbers

Median capacity3,840 Wh
Spread3,072 to 12,288 Wh
Most common batteryLFP, on 14 of 15
Makers4
Listed on Amazon14 of 15

Standouts by the makers' figures

FAQ

Which large stations do not expand?

The Jackery HomePower 3000 and EcoFlow DELTA 3 Ultra are listed as not expandable, and the BLUETTI Elite 400 has no expansion figure. Every other unit shown lists a larger system with added batteries.

Which of the top 15 has the lowest AC output?

The BLUETTI Elite 400 lists 2,600 W for 3,840 Wh. The Anker SOLIX F3800 and F3800 Plus hold the same 3,840 Wh but list 6,000 W.

Which of the top 15 list the fastest switchover?

The EcoFlow DELTA Pro Ultra X, DELTA Pro 3, DELTA 3 Ultra and DELTA 3 Ultra Plus and the Jackery HomePower 3600 models list 10 ms. The EcoFlow DELTA Pro lists 30 ms.

Other ways to sort

Where these figures come from

42 documents