EcoFlow DELTA 3 vs Jackery Explorer 1000 v2: the 1kWh flagships compared
If you’re shopping for one power station in the ~1kWh class — enough for a fridge overnight, a CPAP for multiple nights, or a full work-from-home setup through a workday — these are the two units you’ll keep coming back to. Both are LiFePO4, both recharge in about an hour, and they’re $70 apart. The differences are in output power, weight, warranty, and expandability.
All specs below are manufacturer specifications checked 2026-10-15 against the product records (DELTA 3, Explorer 1000 v2). Prices are manufacturer direct-to-consumer, checked the same date. We have not hands-on tested either unit.
The short version
- Buy the DELTA 3 if you run anything with a heating element or a motor — 1,800W continuous vs. 1,500W is the difference between a microwave working and tripping. Faster recharge, 5-year warranty, and expandable to 5kWh.
- Buy the Explorer 1000 v2 if portability and price matter most — it’s 4 lbs lighter, $70 cheaper, and still covers the same core scenarios.
Head-to-head
| EcoFlow DELTA 3 | Jackery Explorer 1000 v2 | |
|---|---|---|
| Rated capacity | 1,024 Wh | 1,070 Wh |
| Continuous output | 1,800 W | 1,500 W |
| Surge / peak | 3,600 W (X-Boost to 2,200W) | 3,000 W |
| Battery chemistry | LiFePO4, 4,000 cycles to 80%+ | LiFePO4 |
| Weight | 27.6 lbs | 23.8 lbs |
| Solar input (max) | 500 W | 400 W |
| AC recharge | 56 min (1,500W input) | ~59 min emergency super charge (app) |
| AC outlets | 6 | 3× 120V |
| UPS switchover | <10 ms | ≤20 ms |
| Expansion | Yes — up to 5 kWh | No expansion port listed |
| Warranty | 5 years | 3 years + 2 extended |
| Price (checked 2026-10-15) | $629 | $559 |
| $/Wh | $0.61 | $0.52 |
Where the DELTA 3 wins: output and recharge
1,800W continuous is the headline. In practical terms: a full-size microwave (~1,000–1,200W running), a coffee maker (~900–1,200W), or a circular saw (~1,400W running) all sit above the Explorer’s 1,500W ceiling but inside the DELTA 3’s. It also recharges faster on paper (56 minutes at 1,500W AC input), takes more solar (500W vs. 400W), carries a 5-year warranty vs. Jackery’s 3+2, and is the only one with an expansion path — extra batteries take it to 5kWh.
Where the Explorer 1000 v2 wins: weight and price
23.8 lbs vs. 27.6 lbs doesn’t sound like much until you’re carrying it up apartment stairs. The Explorer is the more portable unit, and it’s $70 cheaper — $0.52/Wh vs. $0.61/Wh. For the core scenarios both handle identically — fridge overnight, CPAP for 2–3 nights, router + phones + lights for a day — the Jackery does the same job for less money and less weight.
The verdict (reasoning disclosed)
- Anything over 1,500W in your plan? DELTA 3. That’s microwaves, many coffee makers, power tools, and some sump pumps. The 300W output gap is the whole decision.
- All loads under 1,500W? Explorer 1000 v2. Same scenarios, lighter, cheaper.
- Planning to expand later? DELTA 3 — it’s the only one with an expansion path.
Neither is a bad buy. Both are LiFePO4 with multi-thousand-cycle batteries, both recharge in about an hour, and both sit in the sweet spot this site recommends for first-time buyers.
Check the DELTA 3 price — Price checked 2026-10-15. [Affiliate link — we may earn a commission.] (Product record)
Check the Explorer 1000 v2 price — Price checked 2026-10-15. [Affiliate link — we may earn a commission.] (Product record)
Your next step
Run your actual loads through the Outage Brief calculator. For the sizing math, see what size power station keeps a refrigerator running? and how to size backup for a CPAP safely.
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