The EcoFlow Delta 2 is the higher-output, more flexible unit: 1,800W with X-Boost to 2,200W, 13 ports, 500W solar, and expansion to 3,040Wh, usually at a lower price. The Jackery Explorer 1000 v2 is the lighter, quieter, longer-lasting unit: 11kg, under 22dB, a 4,000-cycle battery, a 3,000W surge, a faster sub-20ms UPS, and a built-in light. Both are 1kWh-class LiFePO4 units with 5-year UK warranties. Pick the Delta 2 for power and flexibility, or the Jackery for portability and quiet.
EcoFlow Delta 2 vs Jackery Explorer 1000 v2: Specifications Compared
| Specification | EcoFlow Delta 2 | Jackery Explorer 1000 v2 |
|---|---|---|
| Price | Check price on Amazon UK | Check price on Amazon UK |
| Capacity | 1,024Wh LiFePO4 | 1,070Wh LFP |
| AC output (continuous) | 1,800W Higher | 1,500W |
| Surge | 2,700W | 3,000W Higher |
| Full mains charge | ~50 min Faster | ~60 min |
| Max solar input | 500W Higher | 400W |
| UPS switchover | ~30ms | ~20ms Faster |
| AC outlets (UK) | 4 × UK three-pin | 2 × UK three-pin |
| USB-C (max) | 100W | 100W |
| Total ports | 13 More | 8 |
| Expandable | Yes, to 3,040Wh | No |
| Weight | 12 kg | 11 kg Lighter |
| App control | Wi-Fi + Bluetooth | Wi-Fi + Bluetooth |
| Warranty (UK) | 5 years UK | 5 years UK |
Who Should Choose Each?
Choose the EcoFlow Delta 2 if:
- You need more output. Its 1,800W and X-Boost to 2,200W beat the Jackery’s 1,500W.
- You run lots of devices. It has 13 ports and four UK sockets.
- You might expand later, from 1,024Wh to 3,040Wh.
- You charge from solar and want the higher 500W input, and a lower price.
Best for: home backup, van life, and running more demanding gear on a budget.
Choose the Jackery Explorer 1000 v2 if:
- Weight matters. At 11kg it is the lightest 1kWh LFP unit in its class.
- You want the quietest running (under 22dB) for sleeping areas.
- You want the longest battery life (4,000 cycles) and a built-in LED torch.
- You value the faster sub-20ms UPS and a higher 3,000W surge.
Best for: camping, caravanning, and quiet overnight use you carry often.
Power Output and X-Boost
Which unit powers more demanding appliances?
The EcoFlow Delta 2 has the higher continuous output at 1,800W against the Jackery’s 1,500W, and its X-Boost mode runs appliances rated up to 2,200W. The Jackery has no equivalent boost, so it holds firm at 1,500W. For higher-draw gear, the Delta 2 is the more capable unit.
There is a twist on surge, though. The Jackery’s surge rating is 3,000W against the Delta 2’s 2,700W, which matters for the brief start-up spike of a fridge compressor or a power tool. So while the Delta 2 sustains more continuous power, the Jackery actually absorbs a bigger momentary surge. Neither runs a full UK kettle (2,000W to 3,000W continuous), though the Delta 2’s X-Boost gets closer to a low-rated one.
In practice, both run a fridge, laptop, TV, lights and most camping gear without trouble. The Delta 2 pulls ahead when you want to push a hair dryer, toaster or other higher-wattage appliance through X-Boost, which the Jackery simply cannot match.
The Delta 2 wins on continuous output and X-Boost headroom. The Jackery counters with a higher 3,000W surge, so it handles compressor start-up well, but it tops out at 1,500W for sustained loads.
Charging Speed
Which charges faster from the mains?
This is closer than it first looks. Both units reach 80% in about 50 minutes, so to 80% they are level. For a full charge, the Delta 2 takes around 80 minutes. The Jackery takes about 1.7 hours in Standard mode, but its app-activated Emergency Super Charge mode fills it in around 1 hour, which actually beats the Delta 2 to full.
So the honest read is a tie to 80%, with the Jackery’s Emergency mode edging ahead to 100%. Standard mode on the Jackery is gentler on the battery and slower, which is the trade-off. For most users who plug in overnight or between trips, both are quick enough that the difference rarely shows.
Both support charging from mains and solar at the same time to shorten the top-up further. The Delta 2’s fans get louder at full charge speed, while the Jackery’s Quiet Charging mode keeps things calm at a slightly slower rate. Cap the input in either app if you want a quiet overnight charge.
A tie to 80% at about 50 minutes each. The Delta 2 is faster to full in normal use, but the Jackery’s Emergency mode reaches 100% sooner. Closer than the headline figures suggest.
Solar Charging in the UK
Which unit takes more solar?
The EcoFlow Delta 2 accepts up to 500W of solar input, against 400W on the Jackery Explorer 1000 v2. In UK conditions a higher ceiling is useful because it helps make up for weaker panel output on cloudy days. With a pair of 220W panels the Delta 2 can push close to its limit on a bright summer day, recharging from flat in under three hours in good light.
The Jackery’s 400W cap is still practical. Two SolarSaga 200W panels running at typical efficiency deliver around 320W in clear summer sun, giving a full charge in roughly three to four hours. In overcast UK weather both take longer, so treat solar as a top-up rather than your only source. Our UK solar charging guide sets realistic expectations, and our best solar generators for the UK roundup covers solar-first units.
For most weekend camping use, either unit keeps lights and a fridge going from a day’s solar. The Delta 2’s extra 100W of headroom mainly helps if you run a larger array or rely on solar through spring and autumn.
The Delta 2 wins narrowly on input at 500W versus 400W. For UK buyers leaning on solar in weaker light, that extra headroom is worth having.
Home Backup and UPS
Which is better for power-cut protection in the UK?
Both units offer UPS switchover, and the order may surprise you: the Jackery Explorer 1000 v2 changes to battery in under 20 milliseconds (IEC 62040 certified), faster than the EcoFlow Delta 2’s 30ms. Both are quick enough that a router, NAS drive, or desktop won’t notice the mains dropping, but the Jackery has the quicker, certified changeover. This corrects a common myth, the Jackery is not the unit without a UPS here.
Where the Delta 2 hits back is flexibility. It expands to 3,040Wh for a longer outage and carries more sockets to spread devices across, while the Jackery is a fixed 1,070Wh. So for the fastest, certified switchover the Jackery wins; for a longer or larger backup the expandable Delta 2 has the edge.
For sizing a real outage, around 1kWh keeps a fridge, router and a few devices going for several hours, not days. If you need to cover a multi-hour or whole-home cut, look at an expandable or larger unit. Our home backup buying guide walks through how to size for your own setup.
For switchover speed, the Jackery wins with a certified sub-20ms UPS against the Delta 2’s 30ms. For backup duration, the expandable Delta 2 wins on capacity headroom.
Weight, Noise and Portability
Which is easier to live with day to day?
The Jackery Explorer 1000 v2 is the clear winner here. At 11kg it is the lightest 1kWh LFP unit in its class and noticeably easier to carry one-handed than the 12kg Delta 2. More striking is the noise: the Jackery runs at under 22dB in quiet mode, quieter than most rooms, while the Delta 2 has no published rating and its fans climb toward 50dB at full charge.
The 1kg weight gap sounds small but adds up over a weekend of carrying the unit from car to tent or up steps to a flat. The noise gap is the bigger story: the Jackery’s sub-22dB running makes it genuinely suited to a bedroom, a tent, or running alongside a baby monitor overnight, which the Delta 2 cannot match under load.
The Jackery also adds a built-in LED torch and a foldable handle that creates a flat top for stacking, both small but practical touches for camping and van use. If you move your power station around often or value quiet, the Jackery is the more livable unit.
The Jackery wins clearly. It is lighter, far quieter at under 22dB, and adds a built-in light, which makes it the better choice for carrying and for overnight use.
Ports, Expandability and Extras
Which unit is more flexible?
This is the EcoFlow Delta 2’s strongest territory. It carries 13 ports against the Jackery’s 8, including four UK three-pin sockets to the Jackery’s two, and it expands from 1,024Wh to 3,040Wh with extra batteries. The Jackery has a fixed 1,070Wh and cannot grow, though both units match on twin 100W USB-C ports.
For a busy household or a packed campervan, the port count matters. Four AC sockets plus a wide USB spread means fewer adapters and splitters, and the Delta 2’s 13-port layout is one of the most complete at this capacity. The Jackery keeps things leaner with eight ports, but adds its own extras: the built-in LED torch and the foldable flat-top handle.
Expandability is the bigger divide. If there is any chance you will want more runtime later, for longer power cuts or full-time van life, the Delta 2 lets you bolt on capacity. The Jackery asks you to size correctly on day one. Not sure how much you need? Try our sizing calculator.
The Delta 2 wins on ports, AC sockets and expandability to 3,040Wh. The Jackery counters with a built-in light and a flat-top handle, but it cannot be expanded.
Battery Life, Warranty and Value
Which lasts longer and offers better value?
Both units use LiFePO4 cells and carry a 5-year UK warranty, so cover is equal. On longevity the Jackery edges ahead: it is rated to 4,000 cycles (to 70% capacity) against the Delta 2’s 3,000+ (to 80% capacity). The thresholds differ, but the Jackery’s higher cycle count points to a longer usable life. Both will comfortably outlast a decade of regular use.
On price, the Delta 2 is usually the cheaper of the two, which makes it the value pick for buyers who want more output and ports for less. The Jackery asks a little more and earns it with the lighter body, the class-leading quiet, the longer-life battery and the built-in light. One thing to note on the Jackery: the 5-year warranty applies only when bought from authorised sellers such as Amazon UK, not from auction sites.
So value depends on what you are buying it for. For the cheapest, most capable 1kWh all-rounder, the Delta 2. For a premium, ultra-portable, ultra-quiet 1kWh unit built to last, the Jackery. Check the current price on Amazon UK for both, and see where they sit among everything else in our best portable power stations guide.
Warranty is a tie. The Delta 2 wins on price, output and ports; the Jackery wins on weight, quiet, battery cycles and the built-in light. Pick on your priorities.
Advantages at a Glance
EcoFlow Delta 2 Advantages
- Higher 1,800W output with X-Boost to 2,200W
- 13 ports, including four UK sockets
- Expandable from 1,024Wh to 3,040Wh
- Higher 500W solar input
- Usually the cheaper of the two
- 5-year UK warranty
Jackery Explorer 1000 v2 Advantages
- Lightest in class at 11kg
- Class-leading quiet, under 22dB
- 4,000-cycle battery, the longest-lived here
- Faster sub-20ms certified UPS and a 3,000W surge
- Built-in LED torch and foldable flat-top handle
- 5-year UK warranty (authorised sellers)
Overall Verdict
Which should most UK buyers choose in 2026?
This is a genuinely close, well-balanced pairing. The EcoFlow Delta 2 is the more powerful and flexible unit, with higher output, X-Boost, more ports, higher solar input, expandability and a lower price. The Jackery Explorer 1000 v2 is the lighter, quieter, longer-lasting unit, with a faster certified UPS, a bigger surge and a built-in light. Both carry a 5-year UK warranty.
When the EcoFlow Delta 2 is the better buy?
Choose the Delta 2 if you want the most output and the option to run higher-draw appliances through X-Boost, if you need plenty of ports and AC sockets, if you might expand to 3,040Wh later, or if you simply want to spend less. It is the stronger all-rounder for home backup and van life on a budget.
When the Jackery Explorer 1000 v2 is the better buy?
Choose the Jackery if you carry your power station often, value the quietest running for a tent or bedroom, want the longest 4,000-cycle battery life, or like the built-in light and faster UPS. For camping and caravanning where weight and quiet matter most, it is the more refined choice.
Power, ports and value: the EcoFlow Delta 2. Weight, quiet and battery life: the Jackery Explorer 1000 v2. For the wider market, see our best portable power stations guide and our best for campervans picks.
Frequently Asked Questions
Yes, and it is faster. The Jackery Explorer 1000 v2 switches over in under 20 milliseconds and is IEC 62040 certified, against the EcoFlow Delta 2’s 30ms. Both are quick enough to keep a router or computer running through a power cut without a reset. Despite a common myth, the Jackery is not the unit without a UPS here.
The Jackery, by a wide margin. It runs at under 22dB in quiet mode, quieter than most rooms, and is the quietest 1kWh unit among the top UK sellers. The EcoFlow Delta 2 has no published rating and its fans climb toward 50dB at full charge. For a tent or bedroom, the Jackery is the calmer choice.
The Jackery Explorer 1000 v2 at 11kg is lighter than the 12kg EcoFlow Delta 2, and it is the lightest 1kWh LFP unit in its class. It also has a foldable flat-top handle. The 1kg gap is small on paper but noticeable when you carry the unit from car to tent or up steps over a weekend.
Both reach 80% in about 50 minutes, so to 80% they are level. For a full charge, the EcoFlow Delta 2 takes around 80 minutes. The Jackery takes about 1.7 hours in Standard mode, but its app-activated Emergency mode fills it in around 1 hour, which actually beats the Delta 2 to 100%.
The EcoFlow Delta 2 has more output, at 1,800W with X-Boost to 2,200W, against the Jackery’s 1,500W. Neither runs a full 2,500W to 3,000W kettle, but the Delta 2’s X-Boost gets closer to a low-rated one. The Jackery does have the higher 3,000W surge, which helps with fridge compressor start-up.
The Jackery Explorer 1000 v2 has the longer-rated battery at 4,000 cycles (to 70% capacity), against the EcoFlow Delta 2’s 3,000+ (to 80%). For expansion, though, only the Delta 2 grows, from 1,024Wh to 3,040Wh with extra batteries. The Jackery has a fixed 1,070Wh. Choose the Jackery for longevity, the Delta 2 for room to grow.
The EcoFlow Delta 2 takes more, at 500W against the Jackery’s 400W. With a pair of 220W panels the Delta 2 can recharge from flat in under three hours in good UK summer sun. The Jackery’s 400W is still practical for camping, giving a full charge in roughly three to four hours from two 200W panels.
For camping and caravanning where weight and quiet matter most, the Jackery Explorer 1000 v2 is the stronger fit: lighter at 11kg, under 22dB, with a built-in light and a 4,000-cycle battery. The EcoFlow Delta 2 suits caravanners who want more output, more sockets, expandable capacity, or a lower price. Both run a fridge, lights and devices comfortably.
