
Anker PowerHouse 521
Score: 72/100
Anker SOLIX C1000
Score: 92/100Rankings

The Anker SOLIX C1000 is a mid-capacity portable power station featuring 1,056Wh of LiFePO4 battery capacity and up to 2,400W peak AC output. It offers rapid recharging capabilities, reaching full charge in just 58 minutes via AC input or 1.8 hours using solar panels. It is best suited for RV and outdoor camping enthusiasts requiring a portable power solution with multiple outlet options and home backup power users needing reliable emergency support during outages.

The Anker 521 Portable Power Station is a compact 256 Wh unit featuring durable LiFePO4 batteries with a 3,000+ cycle lifespan and InfiniPower technology. It provides versatile charging options through six ports including AC, USB-C, USB-A, and car outlets, making it suitable for camping or basic emergency backups. It is best suited for users needing basic backups for low-power devices such as phones, laptops, cameras, and drones.
| Attribute | ![]() | ![]() |
|---|---|---|
256 Wh | 1,056 Whbest | |
200 W | 1,800 Wbest | |
600 W | 2,400 Wbest | |
65 W | 600 Wbest | |
| ↓ lower better | 7 hours | 0.97 hoursbest |
3,000 cyclesbest | 3,000 cyclesbest | |
| ↓ lower better | 3.72 kgbest | 12.52 kg |
60 W | 140 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Storage(1) | ||
Battery Capacity (Wh) | 256 Wh | 1056 Wh |
Reliability & Safety(2) | ||
UPS Function | false | true |
Warranty Length (years) | 2 years | 5 years |
Charging & Input(3) | ||
Solar Input Max Power (W) | 65 W | 600 W |
AC Charging Time (hours) | 7 hours | 0.97 hours |
MPPT Solar Controller | false | true |
Build & Usability(2) | ||
Weight (kg) | 3.72 kg | 12.52 kg |
Display Type | LED | LCD |
Power Output(3) | ||
AC Continuous Power (W) | 200 W | 1800 W |
AC Surge/Peak Power (W) | 600 W | 2400 W |
AC Output Waveform | Modified Sine Wave | Pure Sine Wave |
Connectivity & Ports(2) | ||
USB-C PD Max Output (W) | 60 W | 140 W |
Total Output Ports (count) | 6 count | 11 count |


Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the Anker 521 for its compact size, LiFePO4 safety and longevity, and built-in LED light. They highlight its value for charging phones, laptops, air purifiers, and projectors. However, experts consistently note limitations regarding the small inverter capacity and the single USB-C port as drawbacks.
Everyday users appreciate the product's portability and ability to charge multiple devices like phones, laptops, cameras, and drones repeatedly. Common praise includes its utility for running mini fridges and fans during power outages. Recurring complaints focus on limited capacity for high-power use, the single USB-C port, and the inverter not delivering full rated capacity.

Professional reviewers highlight the Anker SOLIX C1000's impressive power output relative to its compact size, noting the significant increase in AC inverter capacity compared to previous generations. The device is praised for its rapid charging speeds and efficient solar recharging capabilities, which have contributed to it receiving industry awards. Reviewers also commend the 15% reduction in form factor compared to competitors and the utility of the companion app for managing power distribution.
Detailed consumer feedback, user testimonials, and recurring complaints are not available in the provided research data. Consequently, no specific sentiment analysis or common user themes can be derived from everyday users at this time.
