BLUETTI Elite 400 vs EcoFlow DELTA Pro
Two large 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: BLUETTI Elite 400, 3,840 Wh vs 3,600 Wh.
- More AC output: EcoFlow DELTA Pro, 3,600 W vs 2,600 W.
- Higher surge: EcoFlow DELTA Pro, 7,200 W vs 5,200 W.
- More solar input: EcoFlow DELTA Pro, 1,600 W vs 1,000 W.
- Higher solar voltage limit: EcoFlow DELTA Pro, 150 V vs 60 V.
- Lighter: BLUETTI Elite 400, 86 lb vs 99 lb.
- Lower brand-store price: BLUETTI Elite 400, $1,399 vs $1,899.
Elite 400 and DELTA Pro differ mainly in size: Elite 400 has the biggest battery at 3,840 Wh. Elite 400 is the lightest at 86 lb. DELTA Pro takes the most solar at 1,600 W, so it refills fastest. Elite 400 is the cheapest at $1,399.
How long they run common devices
| Device | BLUETTI Elite 400 | EcoFlow DELTA Pro |
|---|---|---|
| Fridge (60 W) | 2 days | 2 days |
| CPAP (40 W) | 3 days | 3 days |
| Starlink (100 W) | 33 hours | 31 hours |
| Laptop (60 W) | 2 days | 2 days |
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 | 3,840 Wh fridge about 2 days | 3,600 Wh fridge about 2 days |
AC output W, continuous | 2,600 W Microwave, kettle, most kitchen gear | 3,600 W Microwave, kettle, most kitchen gear |
Surge W, a second or two | 5,200 W motor start-ups | 7,200 W motor start-ups |
Solar input W, max | 1,000 W full in about 5.5 hours | 1,600 W full in about 3 hours |
Solar voltage range V, panels must fit | 12 to 60 V 2 panels in series fits | 11 to 150 V room for 3+ panels in series |
Solar inputs count | 1 input Solar input | 1 input Solar input |
Weight lb | 86 lb wheels or two people | 99 lb wheels or two people |
Wh per pound battery for the weight | 45 Wh/lb higher is denser | 36 Wh/lb higher is denser |
Price brand store | $1,399 0.36 $/Wh | $1,899 0.53 $/Wh |
Price per Wh what you pay for storage | $0.36 lower is better value | $0.53 lower is better value |
| Buy | $1,399 · Details Brand store, Oct 28, 2026 | $1,899 · 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
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