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BLUETTI AC180 vs EcoFlow DELTA 3

BLUETTI AC180 vs EcoFlow DELTA 3: two LiFePO4 power stations with the same 1,800 W output, compared on capacity, weight, expandability, charging and price.

Where each one wins

Worked out from the specs and prices below.

Side by side

Rows that differ are marked.

SpecAC180DELTA 3
Lowest price$499$579
Battery capacity1,152 Wh1,024 Wh
AC output1,800 W1,800 W
Surge output2,700 W3,600 W
Max with extra batteriesNot listed5,000 Wh
Battery typeLiFePO4LiFePO4
Cycle life3,500 cycles4,000 cycles
AC voltage120V onlyNot listed
Max solar input500 W500 W
Wall charging1,440 W1,500 W
UPS switchoverNot listed10 ms
AC outlets46
Home panel or transfer switchNot listedNot listed
Weight35.3 lb27.6 lb
Warranty5 yearsNot listed

Where both rank

Place and score in each best list that ranks both. Scores compare models within one list.

ListAC180DELTA 3Models ranked
Best Power Stations for Solar#45 (score 27)#54 (score 22)54
Best Lightweight Power Stations#51 (score 54)#53 (score 53)57
Best Fast Charging Power Stations#8 (score 63)#5 (score 65)47

What actually separates them

Both units are LiFePO4 power stations with an 1,800 W AC output and 500 W of maximum solar input. The gap is in capacity, weight, ports and growth.

The BLUETTI AC180 stores more at 1,152 Wh, against 1,024 Wh for the EcoFlow DELTA 3. It is also cheaper. As of November 9, 2026, the AC180 costs $499 at BLUETTI US and the DELTA 3 costs $579 at EcoFlow US. The AC180 comes with a 5 year warranty and a 3,500 cycle rating. It has 4 AC outlets and our data lists no expansion option.

The EcoFlow is the more flexible machine. It weighs 27.6 lb, against 35.3 lb for the BLUETTI. Its surge output is 3,600 W, against 2,700 W for the BLUETTI. It charges from the wall at 1,500 W, against 1,440 W, and its UPS switchover is 10 ms. It has 6 AC outlets and a 4,000 cycle rating. It is also expandable, with up to 5,000 Wh when you add extra batteries.

Neither unit stands out in the solar rankings. On power stations for solar the AC180 is 43rd with 27 points and the DELTA 3 is 52nd with 22. On fast-charging power stations the DELTA 3 is 5th with 65 points and the AC180 is 7th with 63. On lightweight power stations the AC180 is 50th with 54 and the DELTA 3 is 52nd with 53. The DELTA 3 is 18th with 26 on expandable power stations.

Which to buy

Pick the AC180 if price and stored energy come first. You get more stored energy for a lower price, which suits occasional outages and a fixed spot in the house.

Pick the DELTA 3 if you carry the unit often, run tools with a high startup load or want room to add batteries later. Check the warranty terms with EcoFlow before you buy, because our data does not list them.

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