Panasonic solar panels vs LONGi

22 Mar 2023
5 min
Beginner

Maxim KulikAuthor

When it comes to solar panels, Panasonic and LONGi Solar are two popular brands that offer high-quality products to customers around the world. In this comparison, we'll take a closer look at each brand and their respective solar panel offerings to determine which one is the best choice for residential and commercial solar energy systems.

What we know about the Panasonic brand

Panasonic is a Japanese multinational electronics corporation with a strong reputation for producing high-quality products across a range of industries. In the solar energy sector, Panasonic offers a range of high-efficiency solar panels that are designed to meet the needs of residential and commercial customers.

Panasonic solar panels are known for their durability, with many models designed to withstand harsh weather conditions such as heavy snow and strong winds. They also come with a 25-year warranty that covers product defects and a minimum output of 80% of the rated power output.

Panasonic offers a range of solar panel products, including their HIT (Heterojunction with Intrinsic Thin layer) solar modules that are designed to provide high efficiency and reliability. These modules use a unique combination of monocrystalline and amorphous silicon layers to achieve high conversion rates and increased power output.

What we know about the LONGi brand

LONGi Solar is a Chinese company that specializes in the production of high-efficiency solar panels for residential and commercial use. The company has a strong focus on research and development, with a dedicated R&D team that works to continuously improve their products.

LONGi Solar offers a range of solar panel products, including their Hi-MO (High-Efficiency Mono) series that uses monocrystalline PERC (Passivated Emitter and Rear Cell) technology to achieve high efficiency rates of up to 22.5%.

LONGi Solar also offers a 30-year warranty on their solar panels, which is one of the longest warranties in the industry. This warranty guarantees a minimum power output of 80% after 30 years of use.

Panasonic solar panels vs. LONGi solar panels: Pros and cons

To help you decide which brand is the better choice for your solar energy needs, we've put together a table comparing the pros and cons of each brand's solar panels.

Panasonic	LONGi
Pros: 1. High efficiency. Panasonic's HIT solar panels have a module efficiency of up to 21.7%, making them some of the most efficient solar panels on the market. 2. Reliability. Panasonic solar panels are known for their durability and reliability, with many models designed to withstand harsh weather conditions. 3. 25-year warranty. Panasonic warranty covers product defects and guarantees a minimum output of 80% of the rated power output at the end of warranty period.	Pros: 1. High efficiency. LONGi Solar's Hi-MO series solar panels use monocrystalline PERC technology to achieve high efficiency rates of up to 22.5%. 2. Long warranty. LONGi Solar offers a 30-year warranty on their solar panels, which is one of the longest warranties in the industry. 3. Focus on research and development. LONGi Solar has a dedicated R&D team that works to continuously improve their solar panel products.
Cons: 1. Higher cost. Panasonic's solar panels are generally more expensive than some other brands on the market. 2. Limited product range. Panasonic offers a limited range of solar panel products compared to some other brands.	Cons: 1. Limited presence in some markets. LONGi Solar is a relatively new player in the solar panel industry, and their products may not be available in all markets. 2. May not perform as well in high temperatures. LONGi solar panels may experience a decrease in power output when exposed to high temperatures, which could be a concern in hot climates.

Panasonic

LONGi

Pros:
1. High efficiency. Panasonic's HIT solar panels have a module efficiency of up to 21.7%, making them some of the most efficient solar panels on the market.
2. Reliability. Panasonic solar panels are known for their durability and reliability, with many models designed to withstand harsh weather conditions.
3. 25-year warranty. Panasonic warranty covers product defects and guarantees a minimum output of 80% of the rated power output at the end of warranty period.

Pros:
1. High efficiency. LONGi Solar's Hi-MO series solar panels use monocrystalline PERC technology to achieve high efficiency rates of up to 22.5%.
2. Long warranty. LONGi Solar offers a 30-year warranty on their solar panels, which is one of the longest warranties in the industry.
3. Focus on research and development. LONGi Solar has a dedicated R&D team that works to continuously improve their solar panel products.

Cons:
1. Higher cost. Panasonic's solar panels are generally more expensive than some other brands on the market.
2. Limited product range. Panasonic offers a limited range of solar panel products compared to some other brands.

Cons:
1. Limited presence in some markets. LONGi Solar is a relatively new player in the solar panel industry, and their products may not be available in all markets.
2. May not perform as well in high temperatures. LONGi solar panels may experience a decrease in power output when exposed to high temperatures, which could be a concern in hot climates.

Best solar panel Panasonic vs. best solar panel LONGi: By A1SolarStore

In this comparison, we will be taking a closer look at two of the best solar panels available from two well-known manufacturers in the industry. By examining their unique features and benefits, we can gain a better understanding of how these brands stack up against each other in terms of performance, efficiency, and overall value.

A1SolarStore recommends Panasonic EverVolt 370 W

With a 370W power output, the Panasonic 120 cell Evervolt module is appropriate for both commercial and domestic installations. It's a Black Series; take note of this model's outstanding look. It displays an exceptional efficiency of 21.2%. At year 25 with a 0.25% annual power loss, you should have at least 92% of the rated power output. HIT technology combined with half-cut cells lowers power losses and maintains a high output even in hot conditions. A 25-year warranty is provided for the model's output, parts and labor.

A1SolarStore recommends LONGi LR4 355 W

This LONGi 355 W solar panel is one of the best models of solar panels manufactured by LONGi. With a power output of 355 watts, this panel is highly efficient in converting sunlight into usable electricity. Its 120-cell design allows for efficient energy production, making it an ideal option for both residential and commercial installations. The panel also features PERC (Passivated Emitter Rear Cell) technology, which improves energy conversion efficiency and reduces the risk of hotspots. Additionally, the model's robust construction ensures long-term reliability and performance. Overall, this LONGi 355 W solar panel is a top performer that offers high efficiency, durability, and advanced technology, making it one of the best LONGi products.