Our Verdict
Anker Anker Portable Power Station SOLIX C300 Wins

Its LiFePO4 chemistry offers 3000 cycle life and 80% recharge in 50 minutes. Choose EnginStar if lighter weight (6.5 lbs) is the absolute priority.
Bottom Line: Anker Anker Portable Power Station SOLIX C300 is the better choice. Its LiFePO4 chemistry offers 3000 cycle life and 80% recharge in 50 minutes.
Key Differences
The most significant spec differences at a glance
Battery Capacity
3% lessAC Outlets
50% moreCycle Life
200% moreDc Ports
50% lessUSB-C Ports
200% moreAdvantages
Where each product wins
Anker
- AC Outlets: 50% higher (3 vs 2)
- Cycle Life: 200% higher (3000 vs 1000)
- USB-C Ports: 200% higher (3 vs 1)
EnginStar
- Battery Capacity: 3% higher (288 vs 296)
- Dc Ports: 50% higher (1 vs 2)
- Weight: 39% lower (9.02 vs 6.5)
Who Should Buy Which?
Find the right product for your needs
Buy Anker if...
Anker Portable Power Station
The Anker SOLIX C300 is ideal for tech-savvy individuals or frequent outdoor adventurers who demand reliability and speed. If you value a power station that will last for years with its 3,000-cycle LiFePO4 battery and need to recharge devices rapidly, its 140W two-way fast charging and multiple USB-C ports are perfect. It's suited for those who often use their power station and need quick turnaround times, such as remote workers, avid campers, or emergency preparedness enthusiasts willing to invest in premium features for consistent performance.
Buy EnginStar if...
EnginStar Portable Power Station
The EnginStar R300 is best for the budget-conscious consumer seeking a highly portable backup power solution for occasional use. If you need a lightweight (6.5 lbs) device for shorter camping trips, tailgating, or as an emergency home backup for essential electronics like a CPAP, this is a great fit. Its 296Wh capacity and 300W output are sufficient for basic needs, and the pure sine wave AC protects sensitive devices. It's a pragmatic choice for those who prioritize affordability and ease of transport over extreme longevity or rapid charging.
Spec Comparison
13 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $250 | $200 |
| Rating | 4.6(1.7k) | 4.3(1.4k) |
| Capacity Wh | 288W | 296W |
| Chemistry | LiFePO4 | Li-ion |
| AC Output Watts | 300W | 300W |
| Dc Ports | 1 | 2 |
| AC Outlets | 3 | 2 |
| Cycle Life | 3000 | 1000 |
| Weight | 9.02 lbs | 6.5 lbs |
| USB A Ports | 1 | 1 |
| USB C Ports | 3 | 1 |
| Charge Time Hours | 0.83 hrs | — |
| Peak Output Watts | 600W | — |
| Solar Input Watts | 100W | — |
| Model Number | — | R300 |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
Anker Portable Power
- 288Wh capacity, 300W AC output (600W surge).
- 140W two-way USB-C port enables rapid charging.
- 8 output ports: 3 AC, 3 USB-C, 1 USB-A, 1 car.
- LiFePO4 battery rated for 3,000 charge cycles.
- Solar panel for recharging is not included.
- Not compatible with all Anker solar panel models.
- Only one of three USB-C ports offers 140W output.
EnginStar Portable Power
- Lightweight 6.5 lbs for easy portability
- 300W pure sine wave AC output protects devices
- 8 output ports charge multiple items concurrently
- Three recharge methods: wall, car, solar panel
- Solar panel not included; separate purchase required
- Max 65W input speed; slower full recharge
- Requires charging every 2-3 months for upkeep
Frequently Asked Questions
Common questions about this comparison
Which power station is better suited for extended outdoor camping trips?
The Anker SOLIX C300 is superior due to its LiFePO4 battery, offering 3,000 charge cycles for greater longevity. Its 80% recharge in 50 minutes is also ideal for quick power top-ups during trips.
What is the primary difference in the battery technology used by these two power stations?
Anker uses a LiFePO4 battery, offering a 3000 cycle life for enhanced durability and safety. EnginStar uses a standard Li-ion battery, rated for 1000 cycles, making Anker a longer-lasting option.
How do the charging speeds compare between the Anker SOLIX C300 and EnginStar?
Anker is significantly faster, achieving 80% capacity in just 50 minutes via AC. EnginStar has a slower maximum input speed of 65W, meaning full recharges will take considerably longer.
Does the EnginStar's lighter weight make it a better choice for portability?
Yes, EnginStar weighs 6.5 lbs, making it notably lighter than Anker's 9.02 lbs. This makes it more portable for activities where every pound counts, like backpacking or light travel.
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