Our Verdict
Anker SOLIX C300 Wins

It offers superior 288Wh capacity and an incredibly fast 0.8333-hour AC charge time compared to GRECELL's 230Wh and 4.5 hours, making it more efficient for demanding users despite a higher price. The Anker also features a powerful 140W two-way USB-C port, enhancing its versatility for modern devices. The GRECELL is the better pick for budget-conscious buyers seeking an immediate solar solution, thanks to its lower $189.98 price and included 40W solar panel for out-of-the-box solar charging capability.
Bottom Line: Anker SOLIX C300 is the better choice. It offers superior 288Wh capacity and an incredibly fast 0.
In-Depth Analysis
How they compare in practice
When comparing the Anker SOLIX C300 and the GRECELL Solar Generator, the core differences lie in their capacity, charging speed, and bundled accessories, all influencing their real-world utility. Both units leverage durable LiFePO4 battery chemistry with an impressive 3000 cycle life and deliver a consistent 300W AC output (600W surge), making them suitable for similar types of small electronics and appliances. However, the Anker SOLIX C300 holds a clear advantage in energy capacity, offering 288Wh compared to the GRECELL's 230Wh. This extra 58Wh translates directly into longer run times for connected devices, providing a noticeable difference during extended power outages or camping trips, particularly for items like laptops or portable fridges.
The most significant performance disparity emerges in their AC recharging speeds. The Anker SOLIX C300 boasts an astonishing 0.8333-hour charge time to reach 80% capacity via AC, while the GRECELL takes 4.5 hours for a full charge via AC. This nearly 5-fold difference means the Anker can be ready to go again in under an hour, a crucial factor for emergencies or rapid turnarounds between uses. Additionally, the Anker provides a more modern and robust port selection, featuring three USB-C ports, one of which supports 140W two-way fast charging, ideal for power-hungry laptops or rapid smartphone recharges. In contrast, the GRECELL offers only one USB-C port and relies on two USB-A ports, alongside two DC ports.
The GRECELL's primary draw, however, is its value proposition: it includes a 40W portable solar panel right in the box for its lower $189.98 price, making it an attractive plug-and-play solution for immediate solar charging. While the 40W panel offers slower charging, it provides out-of-the-box solar independence. The Anker, priced at $249.99, requires a separate solar panel purchase, increasing its total cost for solar-powered use. Ultimately, the Anker prioritizes raw performance and speed for users who need consistent, rapid power, while the GRECELL offers a more budget-friendly entry into portable solar generation, albeit with compromises on capacity and recharge times.
Key Differences
The most significant spec differences at a glance
Battery Capacity
25% moreAC Outlets
50% moreCharge Time
81% lessDc Ports
50% lessSolar Input
50% lessAdvantages
Where each product wins
Anker
- Battery Capacity: 25% higher (288 vs 230)
- AC Outlets: 50% higher (3 vs 2)
- Charge Time: 81% lower (0.8333 vs 4.5)
- USB-C Ports: 200% higher (3 vs 1)
- Weight: 9% lower (9.02 vs 9.92)
GRECELL
- Dc Ports: 50% higher (1 vs 2)
- Solar Input: 50% higher (100 vs 200)
- USB-A Ports: 50% higher (1 vs 2)
Which to Pick for Your Situation
Concrete scenarios with a clear recommendation
For quick emergency power during blackouts
AnkerThe Anker SOLIX C300 recharges to 80% in just 0.8333 hours via AC, allowing for rapid preparation before or during an emergency.
For budget-conscious campers needing solar from day one
GRECELLThe GRECELL Solar Generator comes with an included 40W solar panel and has a lower price point of $189.98, offering immediate solar charging without extra purchases.
Powering a modern laptop and multiple USB-C devices
AnkerThe Anker C300 features a 140W two-way USB-C port and two additional USB-C ports, providing superior connectivity and charging speed for high-power devices.
For extended off-grid use without immediate AC access
TieWhile Anker has higher capacity, GRECELL includes a solar panel, making both viable depending on whether initial cost or total Wh capacity is prioritized for longer trips.
Who Should Buy Which?
Find the right product for your needs
Buy Anker if...
Anker Portable Power Station
The Anker SOLIX C300 is the ideal choice for tech-forward individuals and avid outdoor enthusiasts who prioritize rapid recharging, higher capacity, and versatile output options for modern gadgets. This buyer might be a digital nomad working remotely from a campsite, a photographer needing to quickly power camera batteries, or someone preparing an emergency kit that needs quick readiness. They value the Anker's 288Wh capacity for longer device uptime and its incredibly fast 0.8333-hour AC charge time, meaning less waiting and more doing. The powerful 140W two-way USB-C port is a significant draw, enabling them to fast-charge laptops, drones, or multiple smartphones concurrently. While they might pay slightly more at $249.99 and need to purchase a solar panel separately, they understand this investment yields superior performance, quicker turnarounds, and better compatibility with their high-power electronics. They're willing to forego an included basic solar panel for a power station that excels in speed and port modernism.
Buy GRECELL if...
GRECELL Solar Generator with
The GRECELL Solar Generator is perfectly suited for first-time portable power station buyers, budget-conscious campers, or individuals seeking an all-in-one, ready-to-use solar charging solution. This buyer is likely planning weekend camping trips, tailgate parties, or preparing for minor power outages, where basic power needs are sufficient. Their priority is affordability and immediate functionality without the hassle of purchasing additional accessories. At a lower price point of $189.98, the GRECELL appeals to those who appreciate the convenience of an included 40W portable solar panel, enabling out-of-the-box off-grid charging capability. While its 230Wh capacity is slightly lower and its 4.5-hour AC charge time is slower than the Anker, these trade-offs are acceptable given the value proposition. This user may not require ultra-fast charging or multiple high-wattage USB-C ports, preferring a straightforward, dependable, and economical option for powering small electronics, lights, and basic appliances during their adventures. They prioritize initial cost savings and solar independence straight from the box.
Spec Comparison
12 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $250 | $190 |
| Rating | 4.6(1.7k) | 4.6(431) |
| Capacity Wh | 288W | 230W |
| Chemistry | LiFePO4 | LiFePO4 |
| AC Output Watts | 300W | 300W |
| Dc Ports | 1 | 2 |
| AC Outlets | 3 | 2 |
| Cycle Life | 3000 | 3000 |
| Weight | 9.02 lbs | 9.92 lbs |
| USB A Ports | 1 | 2 |
| USB C Ports | 3 | 1 |
| Charge Time Hours | 0.83 hrs | 4.5 hrs |
| Peak Output Watts | 600W | 600W |
| Solar Input Watts | 100W | 200W |
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.
GRECELL Solar Generator
- 3000+ charge cycles ensures long battery life
- 300W AC output supports small electronics
- 4.5hr AC wall charge, 5hr 40W solar charge
- 7 output ports: 2 AC, 2 USB-A, 1 USB-C, 2 DC
- 230Wh capacity limits extended appliance run time
- Included 40W solar panel offers slow charging speed
- 300W continuous AC output insufficient for high power tools
Frequently Asked Questions
Common questions about this comparison
How quickly can each power station be recharged via a wall outlet?
The Anker SOLIX C300 can recharge to 80% capacity in an impressive 0.8333 hours (50 minutes) via AC. The GRECELL Solar Generator takes approximately 4.5 hours to fully recharge via AC power.
What is the battery capacity of each unit?
The Anker SOLIX C300 has a 288Wh LiFePO4 battery capacity, providing longer run times. The GRECELL Solar Generator has a 230Wh LiFePO4 battery capacity.
Does either power station include a solar panel?
The GRECELL Solar Generator includes a 40W portable solar panel in its package. The Anker SOLIX C300 does not include a solar panel, it must be purchased separately.
Which power station is better for charging high-power devices like laptops?
The Anker SOLIX C300 is superior for high-power devices due to its 140W two-way USB-C port, which can rapidly charge modern laptops and other demanding electronics.
What kind of battery do these power stations use and what is their lifespan?
Both the Anker SOLIX C300 and the GRECELL Solar Generator use LiFePO4 (Lithium Iron Phosphate) batteries, known for their longevity. Both are rated for 3000 charge cycles, ensuring extended durability.
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