Our Verdict
Jackery Explorer 500 Wins

It offers superior 518Wh capacity and 500W AC output. Choose EnginStar for 2 AC outlets and if 296Wh/300W is sufficient.
Bottom Line: Jackery Explorer 500 is the better choice. It offers superior 518Wh capacity and 500W AC output.
Key Differences
The most significant spec differences at a glance
Battery Capacity
43% lessAC Output
40% lessAC Outlets
100% moreDc Ports
50% moreUSB-A Ports
33% lessAdvantages
Where each product wins
EnginStar
- AC Outlets: 100% higher (2 vs 1)
- Dc Ports: 50% higher (3 vs 2)
Jackery
- Battery Capacity: 43% higher (296 vs 518)
- AC Output: 40% higher (300 vs 500)
- USB-A Ports: 33% higher (2 vs 3)
Who Should Buy Which?
Find the right product for your needs
Buy EnginStar if...
EnginStar Solar Generator, 300W
The EnginStar Solar Generator R300 is ideal for the budget-conscious individual or casual user seeking a compact, lightweight power solution for short trips, light camping, or basic emergency backup. If you prioritize affordability and need to power smaller electronics like phones, tablets, or laptops (under 300W), and specifically require a USB-C charging option, this 296Wh station is a sensible choice. Its 1000-cycle life also makes it a durable investment for personal, light-duty use, rather than heavy appliance operation.
Buy Jackery if...
Jackery Portable Power Station
The Jackery Explorer 500 is perfect for adventurers, campers, or homeowners who need more substantial power and extended runtimes. If you frequently power larger devices, multiple gadgets simultaneously, or require reliable backup for items like CPAP machines or small kitchen appliances (up to 500W), its 518Wh capacity and higher AC output are invaluable. While pricier, its robust power delivery, pass-through charging, and overall larger capacity make it a superior choice for longer outdoor excursions, road trips, or as a more capable emergency home backup solution.
Spec Comparison
12 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $200 | $299 |
| Rating | 4.3(1.4k) | 4.6(9.8k) |
| Capacity Wh | 296W | 518W |
| Chemistry | Lithium | Li-ion |
| AC Output Watts | 300W | 500W |
| Dc Ports | 3 | 2 |
| AC Outlets | 2 | 1 |
| Cycle Life | 1000 | — |
| USB A Ports | 2 | 3 |
| USB C Ports | 1 | — |
| Model Number | R300 | — |
| Charge Time Hours | 7 hrs | — |
| Weight | — | 13.3 lbs |
| Peak Output Watts | — | 1000W |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
EnginStar Solar Generator,
- Delivers 300W AC power with 296Wh battery capacity.
- Two 110V pure sine wave AC outlets.
- Recharges via AC, car, or 12-25V solar input.
- Rated for 1000 charge cycles.
- Limited to devices under 300W total output.
- 7-hour recharge time using AC wall adapter.
- Solar panel requires separate purchase.
Jackery Portable Power
- 518Wh capacity for extended device power.
- 500W continuous AC output, 1000W peak.
- Multiple outputs: 1 AC, 3 USB-A, 2 DC, 1 car.
- Supports pass-through charging function.
- Only one 110V AC outlet provided.
- Solar panel for charging is sold separately.
- Lacks modern USB-C Power Delivery ports.
- 500W AC limit may not run all heavy appliances.
Frequently Asked Questions
Common questions about this comparison
Which power station is better for powering more demanding appliances?
The Jackery Explorer 500 is better for more demanding appliances, providing a 500W continuous AC output. The EnginStar R300 is limited to 300W AC output, suitable for smaller devices.
What's the main difference in battery capacity?
The Jackery Explorer 500 has a higher capacity of 518Wh, allowing it to power devices longer than the EnginStar R300, which has a 296Wh capacity.
Which unit offers more AC outlets for multiple devices?
The EnginStar R300 provides two 110V pure sine wave AC outlets. In contrast, the Jackery Explorer 500 only features one 110V/500W AC outlet, but it does have more USB-A ports.
Does either power station offer USB-C charging?
The EnginStar R300 includes one USB-C port for modern device charging. The Jackery Explorer 500 does not specify USB-C Power Delivery ports, offering only USB-A options.
Explore Other Categories
Popular comparisons across the site
Ask AI
Get instant answers about specs
Get the Deets
Ask our AI assistant
Ask Deets anything!



























