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EcoFlow DELTA 2 MaxvsBLUETTI AC180

Choosing between the EcoFlow EcoFlow DELTA 2 Max and Bluetti BLUETTI AC180 comes down to your priorities: the EcoFlow DELTA 2 Max delivers 2,048Wh with 2,400W continuous output, while the BLUETTI AC180 offers 1,152Wh and 1,800W. We analyze capacity, output power, battery longevity, portability, and value to help you pick the right one.

EcoFlow DELTA 2 Max

EcoFlow DELTA 2 Max

EcoFlow

$848.99

Buy on Amazon
BLUETTI AC180

BLUETTI AC180

Bluetti

$424

Buy on Amazon

Specifications Comparison

Capacity
2,048 Wh
1,152 Wh
Continuous Output
2,400 W
1,800 W
Surge Power
4,800 W
2,700 W
Battery Type
LiFePO4
LiFePO4
Cycle Life
3,000 cycles
3,500 cycles
Charge Time
1.1 hours
45 min (0-80%)
Weight
50 lbs
35.3 lbs
Dimensions
19.6 x 9.5 x 12 in
13.4 x 9.7 x 12.5 in
Price
$848.99
$424
Rating
4.6/5
4.6/5

Key Differences Explained

Battery Capacity

The EcoFlow DELTA 2 Max packs 2,048Wh — 1.8x the BLUETTI AC180's 1,152Wh. That extra 896Wh means significantly longer runtime for appliances like mini-fridges, CPAP machines, or power tools.

Output Power

With 2,400W continuous output, the EcoFlow DELTA 2 Max can handle heavier loads than the BLUETTI AC180's 1,800W. This matters for high-draw appliances like microwaves, hair dryers, or power tools that demand consistent wattage.

Cost per Watt-Hour

At $0.37/Wh, the BLUETTI AC180 offers 11% better value per watt-hour than the EcoFlow DELTA 2 Max ($0.41/Wh). This metric helps you understand the raw cost of stored energy, regardless of other features.

Portability

At 35.3 lbs, the BLUETTI AC180 is 14.7 lbs lighter than the EcoFlow DELTA 2 Max (50 lbs). For camping, tailgating, or emergency kits where you need to carry your power station, that weight difference adds up quickly.

The Bottom Line

The BLUETTI AC180 wins 3 out of 7 comparison categories against the EcoFlow DELTA 2 Max's 2. It stands out with 1,152Wh capacity and 1,800W output at $424. However, the EcoFlow DELTA 2 Max may still be the better choice if you prefer the EcoFlow ecosystem.

Choose EcoFlow DELTA 2 Max if...

  • You need maximum battery capacity — 2,048Wh gives you 78% more runtime than the BLUETTI AC180
  • You need to power high-wattage appliances up to 2,400W
Read Full Review

Choose BLUETTI AC180 if...

  • Budget is a priority — save $424.99 compared to the EcoFlow DELTA 2 Max
  • Portability matters — at 35.3 lbs, it's 14.7 lbs lighter
  • Long-term durability is important — 3,500 cycle lifespan
Read Full Review

Frequently Asked Questions

Which is better, EcoFlow DELTA 2 Max or BLUETTI AC180?
It depends on your needs. The EcoFlow DELTA 2 Max offers 2,048Wh capacity with 2,400W output at around $848.99. The BLUETTI AC180 provides 1,152Wh and 1,800W for about $424. Choose the EcoFlow DELTA 2 Max for more capacity, or the BLUETTI AC180 for better value.
Can the EcoFlow DELTA 2 Max or BLUETTI AC180 power a refrigerator?
A typical residential refrigerator draws 100-400W running and 1,200W surge. The EcoFlow DELTA 2 Max (2,400W continuous, 4,800W surge) can handle most fridges. The BLUETTI AC180 (1,800W, 2,700W surge) can handle most fridges.
How long will the EcoFlow DELTA 2 Max and BLUETTI AC180 last on a single charge?
Runtime depends on your load. At 100W draw: the EcoFlow DELTA 2 Max (2,048Wh) runs approximately 17.4 hours, while the BLUETTI AC180 (1,152Wh) runs about 9.8 hours. At 500W draw: 3.5 hours vs 2.0 hours respectively (accounting for ~85% inverter efficiency).

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