Anker Portable Power Station SOLIX C300, vs EF ECOFLOW Portable Power Station DELTA 2,
Updated July 2026 — EF ECOFLOW Portable Power Station DELTA 2, leads on output and battery.
The Anker SOLIX C300 is a compact and budget-friendly option, while the EF ECOFLOW DELTA 2 offers superior power capacity and versatility.
Why Anker Portable Power Station SOLIX C300, is better
Price
Anker is $199 cheaper than DELTA 2
Portability
Anker is 15% smaller and easier to carry
Noise Level
Anker operates at 25dB, quieter than DELTA 2
Why EF ECOFLOW Portable Power Station DELTA 2, is better
Power Capacity
DELTA 2 has 1024Wh vs Anker's 288Wh
Charging Speed
DELTA 2 charges to 80% in 50 mins, faster than Anker
Output Versatility
DELTA 2 has 15 outlets compared to Anker's 8
Overall score
Specifications
| Spec | Anker Portable Power Station SOLIX C300, | EF ECOFLOW Portable Power Station DELTA 2, |
|---|---|---|
| Price | $249.99 | $449.00 |
| Charge Time | N/A | 50 mins to 80% |
| Cycle Life | 3000 | 3000+ |
| Warranty | 5 years | 5 years |
| Solar Input | 100W | 500W |
Dimension comparison
Price Comparison
The Anker Portable Power Station SOLIX C300 is priced at $249.99, making it about 44% cheaper than the EF ECOFLOW Portable Power Station DELTA 2, which retails for $449.00. This price difference reflects the varying capacities and features of both power stations. While the Anker offers a compact solution for basic power needs, the DELTA 2 provides significantly more power and capacity for a premium price. When evaluating your budget, the Anker may be the more attractive option for those seeking essential functionality without the hefty investment.
Power Capacity
In terms of power capacity, the EF ECOFLOW DELTA 2 clearly outshines the Anker SOLIX C300. The DELTA 2 features a substantial 1024Wh LiFePO4 battery, allowing for an impressive output of 1800W, which is more than five times the output of the Anker, which offers 288Wh and 300W (600W surge). This difference indicates that the DELTA 2 is capable of powering larger appliances or multiple devices simultaneously, making it a better choice for users with higher energy demands, such as those using it for home backup power or RV trips.
Charging Speed
When it comes to charging speed, both power stations have impressive capabilities, but the DELTA 2 stands out. The EF ECOFLOW model can charge from 0-80% in just 50 minutes and fully in 80 minutes using AC input, which is crucial for users needing quick power solutions. The Anker, while still efficient, does not specify charging speeds comparable to the DELTA 2. Thus, for users who prioritize rapid recharging, the EF ECOFLOW DELTA 2 is the clear winner, ensuring that you spend less time waiting and more time using your devices.
Versatility of Outputs
The versatility of output options is another area where the DELTA 2 excels. It features an extensive array of 15 outlets, accommodating a wide range of devices, from small electronics to larger appliances. In contrast, the Anker SOLIX C300 provides 8 versatile charging ports, including 3 AC outlets, 2 USB-C ports, and a car socket. While both power stations support various devices, the DELTA 2's greater number of outlets allows for more simultaneous connections, making it ideal for group camping trips or when powering multiple devices at home.
Portability and Design
The Anker Portable Power Station SOLIX C300 is designed with portability in mind. It is 15% smaller than similar designs, making it easier to carry on spontaneous adventures. In contrast, while the DELTA 2 is still portable, its larger size and weight may make it less convenient for transportation. If portability is your primary concern, the Anker model is the better choice, especially for outdoor activities or travel where space is limited.
Battery Life and Longevity
Both power stations utilize LiFePO4 battery technology, known for its longevity, but they differ in cycle life. The Anker SOLIX C300 is designed to last for about 3,000 cycles, promising 10 years of power, while the EF ECOFLOW DELTA 2 also boasts a 3000+ cycle life. This similarity indicates that users can expect long-lasting performance from both units. However, the DELTA 2’s advanced battery management system offers additional safety features, giving it an edge in terms of reliability over extended use.
Noise Level
When it comes to noise levels, the Anker SOLIX C300 features a notably quiet operation at just 25dB from 3.3 feet away. This makes it an excellent choice for outdoor camping or peaceful environments where noise can be disruptive. The EF ECOFLOW DELTA 2 does not specify its noise level, but with its higher output and appliance compatibility, it may be louder, especially when running larger devices. For users sensitive to noise, the Anker’s quieter operation is a significant advantage.
Which should you buy?
Choosing between the Anker Portable Power Station SOLIX C300 and the EF ECOFLOW Portable Power Station DELTA 2 ultimately depends on your specific needs and budget. If you are looking for a compact, budget-friendly option for light use, the Anker is a fantastic choice at $249.99. However, if you require a robust power solution with higher capacity and output for extensive use, the EF ECOFLOW DELTA 2, while more expensive at $449.00, offers unparalleled versatility and performance. Consider your power needs, frequency of use, and budget to make the best decision for your situation.

