Jackery 1000 v2 vs EcoFlow Delta 2: Compared (2026)

If you are shopping for a solar generator around the 1kWh mark, two names show up in almost every search: the Jackery Explorer 1000 v2 and the EcoFlow DELTA 2. Both pack a long-lasting LiFePO4 battery, both can back up a fridge or run camp gear, and both often sell at similar prices. But they are built for different priorities. Every spec in this guide was checked against the manufacturers’ own pages (jackery.com and ecoflow.com), so the numbers below match the official figures, not marketing roundups.

Jackery 1000 v2 vs EcoFlow Delta 2: Why So Close?

Both stations sit in the same weight class: roughly 1,000 watt-hours of storage, a pure sine wave inverter, fast AC charging, and app control over Wi-Fi and Bluetooth. Either one can keep a home refrigerator cold through an outage or power a campsite for a weekend.

The split is simple. Jackery wins on weight and battery lifespan. EcoFlow wins on raw output power, port count, and the option to add extra batteries later. The sections below show where each advantage actually matters in real use.

Battery capacity and lifespan: how long do they last?

The Jackery Explorer 1000 v2 holds 1,070Wh and is rated for 4,000 cycles to 70%+ capacity. The EcoFlow DELTA 2 holds 1,024Wh and is rated for 3,000 cycles to 80%+ capacity. Both use LiFePO4 (lithium iron phosphate) cells, the chemistry that lasts far longer than the older NMC packs found in early power stations.

What do cycle numbers mean in plain terms? One full cycle is one complete charge and drain. At one full cycle per day, 4,000 cycles works out to roughly 11 years before the Jackery fades to 70% of its original capacity, and 3,000 cycles works out to roughly 8 years before the DELTA 2 fades to 80%. Most owners cycle far less than daily, so both should serve for many years. Jackery simply gives you the longer runway, and a higher remaining-capacity floor matters less when the starting number of cycles is that much bigger.

Winner: Jackery Explorer 1000 v2 for lifespan. On usable capacity it is nearly a tie, since 46Wh is only a few percent.

Power output: which one runs heavier devices?

This is where the DELTA 2 pulls ahead. It delivers 1,800W continuous output with a 2,700W surge, while the Jackery delivers 1,500W continuous with a 3,000W surge.

Notice the twist: Jackery has the higher surge ceiling (3,000W vs 2,700W), which helps when a motor-driven tool or an old compressor kicks on. But EcoFlow’s higher continuous output means it can keep heavier devices running steadily, things like a full-size microwave, an electric frying pan, or a hair dryer, without tripping. EcoFlow’s X-Boost mode can even drive resistive loads up to 2,400W by lowering the voltage, though you should confirm your appliance tolerates that before relying on it.

For outage backup, both switch over fast when the grid drops: EcoFlow lists a 30ms EPS transfer on the DELTA 2, while Jackery materials cite a sub-20ms switchover on the 1000 v2. Neither is a true online UPS, but both are quick enough to keep a router or a desktop computer from rebooting during a short cut.

Winner: EcoFlow DELTA 2 for continuous power.

Ports and expandability: what can you plug in?

On the US model, the DELTA 2 offers 6 AC outlets, 2 USB-A, 2 fast-charge USB-A, 2 100W USB-C ports, 2 DC5521 barrel ports, and a 12V car port, 15 outlets in total. The US Jackery 1000 v2 offers 3 AC outlets, 2 USB-C (one 100W, one 30W), one USB-A, and a car port, 8 in total. Note that UK and EU versions of both units have fewer AC outlets (4 and 2 respectively), so check the specs for your region before you buy.

The bigger difference is growth. The DELTA 2 accepts EcoFlow extra batteries: adding a DELTA 2 Extra Battery takes it to 2,048Wh, and a DELTA Max Extra Battery takes it to 3,040Wh. The Jackery 1000 v2 has no expansion option at all. If you think you might want more backup capacity in a year or two, that single difference can settle the whole decision.

Winner: EcoFlow DELTA 2.

Charging speed: how fast do they refill?

The DELTA 2 charges at up to 1,200W from AC, reaching 0-80% in 50 minutes and a full charge in about 80 minutes. Its MPPT solar controller accepts up to 500W (11-60V, 15A), so a 400W panel array can refill it in roughly 3 hours of strong sun.

The Jackery 1000 v2 takes about 1.58 hours on a standard AC charge, or roughly 59 minutes in its Emergency Charging Mode, a faster mode you enable in the Jackery app that runs hotter and louder. Its solar input caps at 400W through two DC ports, so solar refills take a little longer than on the DELTA 2.

One warning: some older guides still quote 7.5 hours as the Jackery’s charging time. That figure is for solar charging with a single 200W panel, not wall charging, so do not let it confuse you.

Winner: EcoFlow DELTA 2 for everyday charging speed.

Portability: which one is easier to carry?

The Jackery weighs 23.8 lbs (10.8 kg); the DELTA 2 weighs 27 lbs (12 kg). Three pounds may not sound like much, but the Jackery also has a fold-flat handle and a smaller footprint (about 12.9 x 8.8 x 9.7 in vs 15.7 x 8.3 x 11 in), which makes it easier to carry one-handed and simpler to pack into a full car.

Winner: Jackery Explorer 1000 v2.

How much do they cost?

Both launched at $999 in the US, but street prices in 2026 have run far lower. An April 2026 roundup found the DELTA 2, the Jackery 1000 v2, and a rival Anker unit all listed around $429 on Amazon. A September 2026 deal roundup listed the Jackery 1000 v2 at $499 (down from $599), with heavy discounting across the whole category. EcoFlow’s EU store has listed the DELTA 2 around 599 EUR. Sales rotate constantly, so treat any price you see as a snapshot, not a promise.

Prices change often with sales and seasons. Check the manufacturer’s site or a trusted retailer for the current price before you buy.

Which one should you buy?

Choose the EcoFlow DELTA 2 if you want:

• 1,800W of continuous power for microwaves, power tools, and hair dryers
• Faster AC charging (0-80% in 50 minutes)
• More outlets (6 AC on the US model)
• Expandable capacity up to 3,040Wh later
• A 5-year warranty

Choose the Jackery Explorer 1000 v2 if you want:

• The longest battery lifespan (4,000 cycles to 70%+)
• The lightest carry at 23.8 lbs
• A higher surge ceiling (3,000W) for starting motors
• Slightly more base capacity (1,070Wh)
• Simple, grab-and-go operation with a fast 59-minute emergency charge

There is no universal winner here. For home backup with room to grow, the DELTA 2’s output and expandability are hard to beat. For camping, travel, and carry comfort, the Jackery’s weight and cycle life win. Pick the one that matches how you will actually use it.

Sources

• Jackery official product pages (ca.jackery.com, au.jackery.com, uk.jackery.com): 1,070Wh, 1500W rated / 3000W surge, LiFePO4 with 4,000 cycles to 70%+, 10.8 kg, 3+2 year warranty, no expansion
• EcoFlow official product pages (uk.ecoflow.com, au.ecoflow.com): 1,024Wh, 1800W / 2700W surge, X-Boost to 2400W, LiFePO4 with 3,000 cycles to 80%+, 12 kg, 5-year warranty, expandable to 2,048 / 3,040Wh
• Medium, April 2026: DELTA 2, Jackery 1000 v2, and Anker SOLIX C1000 all listed around $429 on Amazon
• Bob Vila, September 2026: Jackery Explorer 1000 v2 at $499 (was $599) in Amazon deal roundup

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Frequently asked questions

Can the Jackery 1000 v2 run a refrigerator? Yes. A modern fridge draws about 100-200W while the compressor runs, well under the 1,500W continuous output, and the 3,000W surge handles the startup spike comfortably. Expect roughly 15-18 hours from a full charge with a modern efficient fridge, depending on the model and how often the door opens.

Can the EcoFlow DELTA 2 run a microwave? Usually yes. Most countertop microwaves draw 1,000-1,500W, which fits inside the 1,800W continuous rating, and X-Boost covers units up to 2,400W. Check your microwave’s label first.

Does the DELTA 2 work as a UPS? It has EPS (emergency power supply) with a 30ms transfer time, which keeps most electronics running through a brief cut. It is not a zero-transfer online UPS, so do not use it for medical life-support equipment.

Which has the better warranty? EcoFlow offers 5 years. Jackery offers 3 years standard plus 2 extra years through the official-store path (the “3+2” warranty).

Is the Jackery 1000 v2 expandable with extra batteries? No. Unlike the DELTA 2, the 1000 v2 has no expansion option, so 1,070Wh is the ceiling.

Jackery 1000 v2 vs EcoFlow Delta 2: which lasts longer? In Jackery 1000 v2 vs EcoFlow Delta 2, Jackery offers 4000 cycles vs EcoFlow’s 3000. The Jackery 1000 v2 vs EcoFlow Delta 2 decision comes down to lifespan vs expandability.

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Last reviewed: 11 October 2026

By TheSolarCost Editorial Team