BLUETTI EP500 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 EP500, 5,120 Wh vs 3,600 Wh.
- More AC output: EcoFlow DELTA Pro, 3,600 W vs 2,000 W.
- Higher surge: EcoFlow DELTA Pro, 7,200 W vs 4,800 W.
- More solar input: EcoFlow DELTA Pro, 1,600 W vs 1,200 W.
- Higher solar voltage limit: about the same (145 V vs 150 V).
- Lighter: EcoFlow DELTA Pro, 99 lb vs 167 lb.
- Lower brand-store price: EcoFlow DELTA Pro, $1,899 vs $2,999.
EP500 and DELTA Pro differ mainly in size: EP500 has the biggest battery at 5,120 Wh. DELTA Pro is the lightest at 99 lb. DELTA Pro takes the most solar at 1,600 W, so it refills fastest. DELTA Pro is the cheapest at $1,899, and it also leads on solar input.
How long they run common devices
| Device | BLUETTI EP500 | EcoFlow DELTA Pro |
|---|---|---|
| Fridge (60 W) | 3 days | 2 days |
| CPAP (40 W) | 5 days | 3 days |
| Starlink (100 W) | 44 hours | 31 hours |
| Laptop (60 W) | 3 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 | 5,120 Wh fridge about 3 days | 3,600 Wh fridge about 2 days |
AC output W, continuous | 2,000 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 | 1,200 W full in about 6 hours | 1,600 W full in about 3 hours |
Solar voltage range V, panels must fit | 55 to 145 V room for 3+ panels in series | 11 to 150 V room for 3+ panels in series |
Solar inputs count | 1 input PV input | 1 input Solar input |
Weight lb | 167 lb wheels or two people | 99 lb wheels or two people |
Wh per pound battery for the weight | 31 Wh/lb higher is denser | 36 Wh/lb higher is denser |
Price brand store | $2,999 0.59 $/Wh | $1,899 0.53 $/Wh |
Price per Wh what you pay for storage | $0.59 lower is better value | $0.53 lower is better value |
| Buy | $2,999 · 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
Out of stock at the BLUETTI store when we checked
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