LG Solar Panels Review 2026

Q: Is LG a good solar panel manufacturer?

LG offers 24 solar panel models with an average efficiency of 20.7%. Check their full panel lineup on ComparePV to find the best model for your needs.

Q: What types of solar panels does LG make?

LG manufactures panels ranging from 360W to 455W, covering both residential and commercial applications. Their portfolio includes N-type (100%) cell technologies.

Q: How efficient are LG solar panels?

LG panels have an average efficiency of 20.7%, with their most efficient model reaching 22.1%. This puts them in the competitive range in the current market.

Q: Does LG make bifacial solar panels?

Yes, LG offers 4 bifacial panels, representing 17% of their portfolio. Bifacial panels can generate additional energy from the rear side, making them ideal for ground-mounted systems.

Q: What warranty does LG offer on their solar panels?

LG panels come with an average performance warranty of 25 years. This warranty guarantees that the panels will maintain a specified level of power output over time, protecting your investment against degradation beyond normal levels.

Q: Are LG panels good for residential use?

LG offers panels in the residential-friendly 380–460W range. For home installations, look for models with high efficiency and compact dimensions to maximize power from limited roof space. Browse their full lineup on ComparePV to filter by power range and specifications.

Company Overview

LG Electronics is a South Korean multinational electronics company. Founded in 1958, LG is a global leader and technology innovator in consumer electronics, mobile communications, and home appliances. Although LG officially closed its solar panel business in 2022, the company continues to offer support for existing customers.

Headquarters

Seoul, South Korea

Founded

1958

Employees

74,000+

Stock

KRX: 066570

Website

Visit site

Key Statistics

Total Panels 24

Avg. Efficiency 20.7%

Max Efficiency 22.1%

Power Range 360W – 455W

Avg. Power 404W

Avg. Temp Coeff -0.31%/°C

Bifacial Panels 4 (17%)

Avg. Warranty 25 years

Technology Breakdown

Cell Technologies

N-type 24 panels (100.0%)

Power Distribution

<400W 13 panels (54.2%)

400-499W 11 panels (45.8%)

Top Picks from LG

Most Efficient

#	Model	Power	Efficiency	Tech
1	LG440QAC-A6	440W	22.1%	Monocrystalline
2	LG435QAC-A6	435W	21.9%	Monocrystalline
3	LG375Q1C-V5	375W	21.7%	Monocrystalline
4	LG430QAC-A6	430W	21.6%	Monocrystalline
5	LG390Q1K-A6.B	390W	21.5%	Monocrystalline

Highest Power

#	Model	Power	Efficiency	Tech
1	LG455N2W-E6	455W	20.7%	Monocrystalline
2	LG450N2W-E6	450W	20.5%	Monocrystalline
3	LG445N2W-E6	445W	20.2%	Monocrystalline
4	LG440N2W-E6	440W	20.0%	Monocrystalline
5	LG440N2T-E6	440W	19.8%	Monocrystalline

Best LG Panels by Use Case

Best for Residential

380–460W range, ranked by efficiency

#1 LG440QAC-A6

22.1% 440W

#2 LG435QAC-A6

21.9% 435W

#3 LG430QAC-A6

21.6% 430W

#4 LG390Q1K-A6.B

21.5% 390W

#5 LG390N1C-E6

21.2% 390W

Best Bifacial

Dual-sided panels, ranked by efficiency

#1 LG440N2T-E6

19.8% 440W

#2 LG435N2T-E6

19.6% 435W

#3 LG430N2T-E6

19.4% 430W

#4 LG400N2W-A5

19.3% 400W

Pros & Cons

Strengths

Strong warranty coverage averaging 25 years
Established manufacturer with 68+ years of experience

Considerations

Average efficiency of 20.7% is below the industry leading edge
Limited bifacial panel options
No high-power panels (500W+) available for commercial use
Limited adoption of latest cell technologies (TOPCon/HJT)

Efficiency Distribution

4

<20%

16.7%

10

20-21%

41.7%

9

21-22%

37.5%

1

22-23%

4.2%

Frequently Asked Questions

LG offers 24 solar panel models with an average efficiency of 20.7%. Check their full panel lineup on ComparePV to find the best model for your needs.

LG manufactures panels ranging from 360W to 455W, covering both residential and commercial applications. Their portfolio includes N-type (100%) cell technologies.

LG panels have an average efficiency of 20.7%, with their most efficient model reaching 22.1%. This puts them in the competitive range in the current market.

Yes, LG offers 4 bifacial panels, representing 17% of their portfolio. Bifacial panels can generate additional energy from the rear side, making them ideal for ground-mounted systems.

LG panels come with an average performance warranty of 25 years. This warranty guarantees that the panels will maintain a specified level of power output over time, protecting your investment against degradation beyond normal levels.

LG offers panels in the residential-friendly 380–460W range. For home installations, look for models with high efficiency and compact dimensions to maximize power from limited roof space. Browse their full lineup on ComparePV to filter by power range and specifications.

The Verdict

LG is a solid option, offering 24 panels suitable for residential installations. With an average efficiency of 20.7% and top models reaching 22.1%, their panels deliver competitive performance.

Compare LG with Competitors

Explore All LG Panels

Browse the complete catalog of 24 LG solar panels with detailed specifications, filters, and comparison tools.

View All 24 Panels Compare Panels