Anker Portable Power Station SOLIX C300 - Compact 300W Generator

In this review the Anker SOLIX C300 is evaluated as a compact, travel-ready portable power station aimed at campers, weekend travelers, and anyone who needs reliable backup power. The single biggest reason to buy is its practical balance of capacity and output: 288Wh of LiFePO4 capacity with a sustained 300W AC output and 600W surge, plus fast 140W two-way USB-C charging that shortens recharge and device charge times. This unit is best for people who value portability without sacrificing the ability to run mid-power gear on the go.

Key Features

• Compact with Massive Power: Provides 300W continuous AC output and 600W surge from a 288Wh LiFePO4 battery, letting users run small appliances and charge multiple devices simultaneously.
• Fast Two-Way USB-C: Two-way 140W USB-C lets the station recharge quickly and also deliver high-speed charging to compatible laptops and devices.
• Versatile Port Selection: Eight charging ports including three AC outlets, one car socket, two high-watt USB-C ports, one low-watt USB-C, and one USB-A give flexible connections for many electronics.
• Travel-Friendly Design: At about 15% smaller than similar designs and with an option to attach a strap, it is easier to carry for spontaneous trips and camping.
• Solar-Ready: Supports solar input and pairs well with 100W or 60W Anker solar panels for extended off-grid use; ideal when mains power is unavailable.
• Durable Long-Life Battery: Uses LiFePO4 chemistry rated for roughly 3,000 cycles and includes smart temperature control and impact resistance for longevity.

Who It's For

The SOLIX C300 suits campers, van lifers, and travelers who need a portable power source that can run small appliances, charge laptops and phones quickly, and recharge fast from a wall or solar panel. It is also a practical emergency backup for short outages where compact storage and quiet operation matter.

It is less appropriate for users who require very high continuous wattage for long periods (heavy appliances or extended off-grid living) or for those who need compatibility with certain older USB-C solar panels or larger proprietary systems that the C300 does not support.

Pros & Cons

Pros

• Compact size with a substantial 288Wh capacity makes it easy to transport for outdoor use.
• High-speed 140W two-way USB-C reduces downtime and charges modern devices quickly.
• Multiple ports including three AC outlets and a car socket cover a wide range of devices.
• Quiet operation at about 25dB keeps campsites or bedrooms peaceful while running.

Cons

• Battery life feedback is mixed; while durable LiFePO4 promises longevity, runtime depends on device load and may be limited for high-wattage appliances.
• Not compatible with some older or lower-voltage USB-C solar panels and select SOLIX models, so check panel compatibility before purchase.

Specifications

Battery Capacity	288Wh (LiFePO4)
Continuous AC Output	300W (600W surge)
USB-C Power	Two-way 140W + one 15W USB-C port
Other Ports	3 AC outlets, 1 car socket (120W), 1 USB-A (12W)
Recharge Options	Wall outlet (80% in ~50 min), car, or solar panel (recommend 100W or 60W)
Noise Level	Approximately 25dB at 3.3 ft
Cycle Life	About 3,000 cycles (LiFePO4)

Our Verdict

The Anker SOLIX C300 is a sensible choice for people who want reliable, portable power without excessive bulk. It delivers a rare combination of fast two-way USB-C charging, quiet operation, and durable LiFePO4 chemistry, making it especially good value for campers and emergency kits. For those needing long runtimes on heavy loads, a larger system is a better fit, but for everyday outdoor and backup use the C300 holds its own.

Frequently Asked Questions

Can this be recharged by solar?
Yes, the C300 supports solar charging and works well with 100W or 60W Anker solar panels; it is not compatible with some low-voltage USB-C panels or select SOLIX models.

How fast does it recharge from a wall outlet?
Using AC charging it can reach about 80% in roughly 50 minutes thanks to the high-power input and two-way USB-C support.

Is it quiet enough for camping?
Yes, the unit runs at about 25dB from roughly 3.3 ft, so it operates quietly at a campsite or in a small sleeping area.