BLUETTI AC200MAX vs EcoFlow DELTA 3 Ultra
Two 2,000 Wh class power stations, number by number. Neither is ranked above the other. Every spec comes from each maker's manual or product page; tap a station for the source.
- Bigger battery: EcoFlow DELTA 3 Ultra, 3,072 Wh vs 2,048 Wh.
- More AC output: EcoFlow DELTA 3 Ultra, 3,600 W vs 2,200 W.
- Higher surge: EcoFlow DELTA 3 Ultra, 7,200 W vs 4,800 W.
- More solar input: BLUETTI AC200MAX, 900 W vs 800 W.
- Higher solar voltage limit: BLUETTI AC200MAX, 145 V vs 60 V.
- Lighter: BLUETTI AC200MAX, 61.9 lb vs 72.1 lb.
- Lower brand-store price: BLUETTI AC200MAX, $1,199 vs $1,349.
AC200MAX and DELTA 3 Ultra differ mainly in size: DELTA 3 Ultra has the biggest battery at 3,072 Wh. AC200MAX is the lightest at 61.9 lb. AC200MAX takes the most solar at 900 W, so it refills fastest. AC200MAX is the cheapest at $1,199, and it also leads on solar input.
How long they run common devices
| Device | BLUETTI AC200MAX | EcoFlow DELTA 3 Ultra |
|---|---|---|
| Fridge (60 W) | 29 hours | 44 hours |
| CPAP (40 W) | 44 hours | 3 days |
| Starlink (100 W) | 17 hours | 26 hours |
| Laptop (60 W) | 29 hours | 44 hours |
On a full charge, assuming 85% of the battery is usable. Real devices vary; check the label on yours.
Every spec side by side
| Spec |  BLUETTI |  EcoFlow |
|---|---|---|
Battery Wh, size | 2,048 Wh fridge about 29 hours | 3,072 Wh fridge about 44 hours |
AC output W, continuous | 2,200 W Microwave, kettle, most kitchen gear | 3,600 W Microwave, kettle, most kitchen gear |
Surge W, a second or two | 4,800 W motor start-ups | 7,200 W motor start-ups |
Solar input W, max | 900 W full in about 3.5 hours | 800 W full in about 5.5 hours |
Solar voltage range V, panels must fit | 10 to 145 V room for 3+ panels in series | 11 to 60 V 2 panels in series fits |
Solar inputs count | 1 input Solar input | 1 input Solar input (XT60i) |
Weight lb | 61.9 lb wheels or two people | 72.1 lb wheels or two people |
Wh per pound battery for the weight | 33 Wh/lb higher is denser | 43 Wh/lb higher is denser |
Price brand store | $1,199 0.59 $/Wh | $1,349 0.44 $/Wh |
Price per Wh what you pay for storage | $0.59 lower is better value | $0.44 lower is better value |
| Buy | $1,199 · Details Brand store, Oct 28, 2026 | $1,349 · Details Brand store, Oct 28, 2026 |
Which solar panels work with each
Our checker at 20°F, using each maker's voltage and current rules. Tap a verdict for the wiring and cables.
Where to buy
Out of stock at the BLUETTI store when we checked
We may earn a commission if you buy through these links. It never changes a verdict.