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Anker SOLIX C300 DC Power Bank Station, Outdoor vs GRECELL Portable Power Station 300W, GRECELL

Updated July 2026 — Anker SOLIX C300 DC Power Bank Station, Outdoor wins on portability and battery, GRECELL Portable Power Station 300W, GRECELL wins on output and safety.

The Anker SOLIX C300 offers superior battery technology and faster charging, while the GRECELL provides higher output and more ports at a lower price.

Why Anker SOLIX C300 DC Power Bank Station, Outdoor is better

Battery Technology

LiFePO4 battery with a 3-year guarantee

Charging Speed

140W USB-C ports for faster charging

Portability

30% smaller design for easier transport

Why GRECELL Portable Power Station 300W, GRECELL is better

Output Power

330W peak output for demanding devices

Price

$20 cheaper than Anker

Port Variety

Includes wireless charging and more ports

Overall score

Anker SOLIX C300 DC Power Bank Station, Outdoor
85
GRECELL Portable Power Station 300W, GRECELL
75

Specifications

SpecAnker SOLIX C300 DC Power Bank Station, OutdoorGRECELL Portable Power Station 300W, GRECELL
Capacity288Wh288Wh
Max Output300W330W
USB-C Ports2x 140W1x 60W
Battery TypeLiFePO4Lithium
WeightCompactLightweight

Dimension comparison

Anker SOLIX C300 DC Power Bank Station, OutdoorGRECELL Portable Power Station 300W, GRECELL

Power Capacity and Output

The Anker SOLIX C300 and the GRECELL Portable Power Station both offer a similar power capacity of 288Wh, making them comparable in terms of energy storage. However, the GRECELL has a slightly higher maximum output at 330W with a 600W surge capability, whereas the Anker SOLIX C300 provides 300W continuous output. This means the GRECELL can handle slightly more demanding devices or surges in power draw, offering better support for equipment like mini-refrigerators or projectors.

While both units deliver enough power for common outdoor and emergency needs, the GRECELL’s 330W rating gives it a modest edge for users requiring that extra wattage. Despite this, the Anker SOLIX C300 remains robust with its 300W output, well-suited for laptops, phones, and smaller appliances during camping or travel. The trade-off between continuous and surge power may influence which model better fits specific device requirements.

Battery Technology and Longevity

Battery technology is a key consideration, and here the Anker SOLIX C300 uses a LiFePO4 battery with a 3-year guarantee, which is known for longer cycle life and enhanced safety compared to standard lithium-ion batteries. The GRECELL unit utilizes lithium batteries with an upgraded Battery Management System (BMS) that includes overload, overcharge, and short-circuit protection, emphasizing safety and reliability.

The LiFePO4 chemistry in the Anker product generally supports more charge cycles, ensuring the power station lasts longer under regular use. Additionally, the Anker SOLIX C300 features smart temperature control and an impact-resistant design, further boosting durability. The GRECELL’s built-in silent cooling fans maintain safe operating temperatures, but the lack of a specified battery chemistry and guarantee period may make it a less certain long-term investment compared to Anker’s offering.

Charging Ports and Device Compatibility

When it comes to port variety and charging speeds, the Anker SOLIX C300 provides seven charging ports, including multiple USB-C ports with up to 140W two-way fast charging capability, a 120W car socket, and USB-A ports delivering 12W. This broad selection enables powering a wide array of devices simultaneously with fast recharge options.

In contrast, the GRECELL Portable Power Station offers eight ports, including a 60W USB-C PD output, a secondary 18W USB-C PD, two USB-A Quick Charge 3.0 ports at 18W, a car port, two DC 5521 outputs, built-in 5W wireless charging, and an LED light with SOS mode. While the GRECELL provides wireless charging and an SOS feature, its highest USB-C PD output is 60W, significantly lower than Anker’s 140W ports.

For fast recharging of high-demand devices like laptops, the Anker SOLIX C300’s higher wattage USB-C ports provide a speed advantage. The GRECELL’s more diverse port options, including wireless charging, may appeal to users who want a broader range of connectivity, albeit with lower peak USB-C power.

Portability and Design

Portability is a strong selling point for the Anker SOLIX C300, which boasts a 30% smaller design compared to similar power stations, enhancing ease of transport. It also supports an attachable strap (sold separately), making it convenient to carry during outdoor activities. Its impact-resistant design adds to its ruggedness.

The GRECELL Portable Power Station emphasizes compactness and light weight but does not specify exact size reductions or include any mention of carry accessories. It features built-in silent cooling fans for temperature control, but details on its form factor and protective design are less explicit.

Overall, the Anker SOLIX C300 seems better optimized for portability and durability, making it a more practical choice for users frequently on the move or in rough environments.

Solar Charging Capabilities

Both power stations support solar recharging, but the Anker SOLIX C300 is designed to work seamlessly with 100W or 60W Anker Solar Panels and offers fast recharge to 80% in an hour using its dual PD 3.1 USB-C ports. However, it is not compatible with certain Anker solar panels like the SOLIX PS30, PS200, or PS400.

The GRECELL model incorporates a built-in MPPT (Maximum Power Point Tracking) controller, which optimizes solar energy extraction from panels under varying conditions. It can be charged via AC outlet, solar panel, or car outlet, but the exact wattage of compatible solar panels is not specified.

While both units support solar power, the Anker SOLIX C300’s recommendation of specific solar panels and faster USB-C recharge might offer a more streamlined and efficient solar charging experience. The GRECELL’s MPPT controller is a valuable feature for maximizing solar efficiency, but less detailed information makes direct comparison difficult.

Safety Features

Safety is a priority for both power stations, with each implementing protective systems to safeguard users and devices. The Anker SOLIX C300 features smart temperature control and an impact-resistant design, which help prevent damage from overheating and physical shocks.

The GRECELL power station emphasizes an upgraded Battery Management System that includes overload protection, overcharge prevention (automatically stopping charging when full), and short-circuit protection. Additionally, it uses dual built-in silent cooling fans to maintain a safe operating temperature.

Both models provide robust safety measures, but the GRECELL’s detailed BMS protections and cooling fans suggest comprehensive internal safeguards. The Anker’s focus on temperature control and impact resistance balances safety with durability, making both units reliable choices depending on user priorities.

Price and Value

Price-wise, the GRECELL Portable Power Station is approximately 11% cheaper at $159.99 compared to the Anker SOLIX C300 priced at $179.99. This $20 difference could be significant for budget-conscious buyers.

Considering the features, the Anker SOLIX C300 offers a LiFePO4 battery with a 3-year guarantee, more powerful USB-C ports, and a smaller, more portable design. The GRECELL provides higher peak output, MPPT solar charge optimization, wireless charging, and a comprehensive BMS for safety at a lower price point.

Sales rank data shows the Anker SOLIX C300 is ranked 2266, indicating higher popularity or sales volume versus the GRECELL’s rank of 4204. This might reflect consumer trust or brand recognition, which can influence the perceived value beyond raw specs and cost.

Which should you buy?

Your choice depends on what you prioritize most. If you want longer battery lifespan, faster USB-C charging, and a more portable, rugged design, the Anker SOLIX C300 is the better pick despite costing about $20 more. Its LiFePO4 battery and 3-year guarantee offer peace of mind for extended use.

However, if your focus is on maximum output power, a wider variety of ports including wireless charging, and a lower upfront price (about 11% less), the GRECELL Portable Power Station provides strong value with its 330W output and advanced battery management system.

For those who plan to use solar charging extensively, the Anker model’s compatibility with specific solar panels and fast USB-C recharge may be more user-friendly, while the GRECELL’s MPPT controller optimizes solar input effectively but with less clarity on panel specs.

Ultimately, both units serve well for camping, emergency backup, and travel. Choose Anker SOLIX C300 for durability and fast charging, or GRECELL for slightly higher output and more port options at a better price.