Our Verdict
Anker 521 Wins
Its LiFePO4 battery offers a 10-year lifespan and higher 600W peak output. Choose Jackery for its lighter 7.1 lbs weight and slightly larger 293Wh capacity for quick recharges.
Spec Comparison
11 specs compared
| Specification |  |  |
|---|---|---|
| Price | $130 | $179 |
| Rating | 4.4(3.0k) | 4.6(10.8k) |
| Capacity Wh | 256W | 293W |
| Chemistry | LiFePO4 | Li-ion |
| AC Output Watts | 300W | 300W |
| Dc Ports | 1 | 1 |
| AC Outlets | 2 | 2 |
| Weight | 8.16 lbs | 7.1 lbs |
| USB A Ports | 2 | 2 |
| USB C Ports | 1 | 1 |
| Peak Output Watts | 600W | 500W |
| Charge Time Hours | — | 2 hrs |
| Solar Input Watts | — | 100W |
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Pros & Cons
Quick overview of strengths and weaknesses
Anker Anker 521
- LiFePO4 battery provides 10-year lifespan
- Peak 600W output handles high-draw appliances
- 60W USB-C PD port recharges laptops quickly
- Six outputs: 2 AC, 1 USB-C PD, 2 USB-A, 1 DC
- 8.16 lbs unit weight impacts portability
- 256Wh capacity limits high-draw use cases
- Solar charging requires separate panel purchase
Jackery Portable Power
- 80% recharge in 2 hours via dual input.
- 293Wh Li-ion capacity; 300W pure sine wave AC.
- Weighs 7.1 lbs for easy transport.
- Charges 6 devices; multiple output types.
- Solar panel not included with purchase.
- 300W continuous AC output limit.
- Capacity of 293Wh may be insufficient.
- Single USB-C port.
Frequently Asked Questions
Common questions about this comparison
Which power station offers better long-term durability?
The Anker 521, with its LiFePO4 battery chemistry, provides a significantly longer lifespan of 10 years, compared to the Li-ion battery in the Jackery Explorer 300. This makes the Anker a more durable choice for extended use.
What is the main difference in power capacity and charge time?
The Jackery Explorer 300 offers a slightly higher 293Wh capacity versus Anker's 256Wh. However, the Jackery recharges to 80% in just 2 hours via dual input, whereas Anker's charge time isn't specified but typically longer for similar capacity.
Which power station can handle higher power draw from appliances?
Both units provide 300W continuous AC output. However, the Anker 521 has a higher peak output of 600W, compared to the Jackery Explorer 300's 500W peak output. This means the Anker can better handle brief power surges from some devices.
Is the weight difference significant for portability?
Yes, the Jackery Explorer 300 is noticeably lighter at 7.1 lbs, making it easier to transport for camping or travel. The Anker 521 weighs 8.16 lbs, which is about a pound heavier.
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