Head-to-head
Jackery Explorer 1000 v2 vs EcoFlow DELTA 2
The two most popular mid-size power stations, and the most common "which one?" question in backup power. Short version: the EcoFlow DELTA 2 gives you more watts, expandability, and lower sale prices; the Jackery Explorer 1000 v2 is lighter and simpler. There's no universal winner — here's the full breakdown so you can match one to your situation.
Spec table
| Spec | Jackery Explorer 1000 v2 | EcoFlow DELTA 2 |
|---|---|---|
| Battery capacity | 1,070 Wh | 1,024 Wh |
| Continuous output | 1,500W | 1,800W (X-Boost to 2,200–2,400W) |
| Surge power | 3,000W (review-sourced; not on Jackery's spec sheet) | 2,700W (official spec) |
| Battery chemistry | LiFePO4 | LiFePO4 |
| Cycle life rating | 4,000 cycles to 70%+ | 3,000 cycles to 80%+ |
| Weight | 23.8 lbs | 27 lbs |
| Expandable battery | No | Yes — to 2,048 or 3,040Wh |
| Typical price range | $499–$799 | $349–$699 |
Specs verified October 2026 from jackery.com and ecoflow.com / reputable retailers. Prices are observed ranges, not live prices.
The 4 differences that actually matter
1. Output: 1,500W vs 1,800W
This is the biggest functional gap. The DELTA 2's extra 300W of continuous output — plus X-Boost mode for pushing resistive loads higher — means it comfortably runs things the Jackery can't: a 1,500W space heater (briefly), larger power tools, or a microwave with more headroom. If any of your devices sit between 1,500 and 1,800W, the decision makes itself.
2. Expandability: only the DELTA 2 grows
The DELTA 2 accepts add-on batteries up to 3,040Wh total. The Jackery 1000 v2 is fixed at 1,070Wh forever. If there's any chance you'll want more capacity later — longer outages, more devices — the DELTA 2 is the only one of the two that lets you upgrade instead of replacing.
3. Weight and simplicity: Jackery's edge
At 23.8 lbs vs 27 lbs, the Jackery is noticeably easier to carry up stairs or load into a car — and owners consistently describe its interface as the simpler of the two. If the station will move around a lot, or it's for someone who wants the least fuss, that matters more than spec sheets suggest.
4. The cycle-life fine print
Both advertise big cycle numbers, but read the thresholds: Jackery's "4,000 cycles" is rated to 70%+ of original capacity, while EcoFlow's "3,000 cycles" is rated to 80%+. A battery at 70% of original capacity holds meaningfully less energy than one at 80%. The headline numbers aren't directly comparable — and frankly, at these cycle counts, either battery will likely outlast the electronics around it for typical outage-only use.
Verdict by use case
| Your situation | Pick | Why |
|---|---|---|
| Fridge + essentials in a day-long outage | DELTA 2 | More output watts; fridge compressor surge is no concern for either, but the extra headroom helps |
| CPAP overnight, traveling or upstairs bedroom | Jackery 1000 v2 | Lighter to carry; both run a CPAP for 2+ nights easily |
| You might need more capacity later | DELTA 2 | Only one with expandable batteries |
| Power tools / higher-wattage devices | DELTA 2 | 1,800W + X-Boost vs 1,500W |
| Gift for a parent / least-technical user | Jackery 1000 v2 | Simplest interface, lightest body |
| Lowest price on a good sale day | DELTA 2 | Seen as low as ~$349; Jackery's floor is higher (~$499) |
Check current price — EcoFlow DELTA 2 Check price on Amazon — EcoFlow DELTA 2 Check current price — Jackery Explorer 1000 v2 Check price on Amazon — Jackery Explorer 1000 v2
Plain links to the brands' official stores. Typical ranges: DELTA 2 $349–$699 · Explorer 1000 v2 $499–$799.
Comparing more options? See the full under-$1,000 roundup, or run your devices through our sizing calculator.