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Compare SunPower Solar Panel Prices and Reviews

LG hasSunPower offers an impressive range of solar panels that have been manufactured to operate flawlessly in residential and commercial settings. The company has a portfolio that ensures maximum flexibility to meet your energy needs and is well-known for making efficient and reliable solar panels that are backed by an industry-leading warranty.

Offering one of the best warranties available, LG is a leading supplier of solar panels and is committed to meeting the needs With over 35 years of solar experience, SunPower ensures all of its solar panels are developed to deliver uncompromised performance and provide dependable results.

SunPower Solar Panels

SunPower says its solar panels generate more power than conventional panels, and you’ll need fewer solar panels to produce the perfect amount of energy for your home and needs. Maxeon 3 is a popular solar panel series from SunPower as it includes reliable, durable and highly efficient modules that can withstand the harshest of conditions. The SunPower Maxeon 5 is the most powerful residential solar panel in Europe and can generate 50% more energy over 25 years when combined with Enphase microinverters. 

Below, you can find out more about the available SunPower solar panel modules.

SunPower Maxeon 3

MODULESPR-MAX3-375-BLKSPR-MAX3-355-BLK
Power Output375W355W
CellsMonocrystallineMonocrystalline
Number of Cells104104
Maximum Efficiency21.2%20.1%
Operating Temperature-40°C to +85°C-40°C to +85°C
Product Warranty25 Years25 Years
Power Output Warranty25 Years25 Years
MODULESPR-MAX3-400SPR-MAX3-395SPR-MAX3-390
Power Output400W395W390W
CellsMonocrystallineMonocrystallineMonocrystalline
Number of Cells104104104
Maximum Efficiency22.6%22.3%22.1%
Operating Temperature-40°C to +85°C-40°C to +85°C-40°C to +85°C
Product Warranty25 Years25 Years25 Years
Power Output Warranty25 Years25 Years25 Years

SunPower E-Series: E20-327

MODULESPR-E20-327SPR-E19-320
Power Output327W320W
CellsMonocrystallineMonocrystalline
Number of Cells9696
Maximum Efficiency20.1%19.6%
Operating Temperature-40°C to +85°C-40°C to +85°C
Product Warranty25 Years25 Years
Power Output Warranty25 Years25 Years

SunPower X Series: X22-370 / X22-360 / X21-345

MODULESPR-X22-370SPR-X22-360SPR-X22-345
Power Output370W360W345W
CellsMonocrystallineMonocrystallineMonocrystalline
Number of Cells969696
Maximum Efficiency22.7%22.1%22.2%
Operating Temperature-40°C to +85°C-40°C to +85°C-40°C to +85°C
Product Warranty25 Years25 Years25 Years
Power Output Warranty25 Years25 Years25 Years

SunPower X-Series: X21-350-BLK / X21-335-BLK

MODULESPR-X21-350-BLKSPR-X21-335-BLK
Power Output350W335W
CellsMonocrystallineMonocrystalline
Number of Cells9696
Maximum Efficiency21.5%20.6%
Operating Temperature-40°C to +85°C-40°C to +85°C
Product Warranty25 Years25 Years
Power Output Warranty25 Years25 Years

SunPower Performance 3 AC

MODULESPR-P3-390-BLKSPR-P3-385-BLKSPR-P3-380-BLKSPR-P3-375-BLKSPR-P3-370-BLK
Power Output390W385W380W375W370W
CellsMonocrystalline PERCMonocrystalline PERCMonocrystalline PERCMonocrystalline PERCMonocrystalline PERC
Maximum Efficiency19.9%19.6%19.4%19.1%18.9%
Operating Temperature-40°C to +60°C-40°C to +60°C-40°C to +60°C-40°C to +60°C-40°C to +60°C
Product Warranty25 Years25 Years25 Years25 Years25 Years
Power Output Warranty25 Years25 Years25 Years25 Years25 Years

SunPower Maxeon 5 AC

MODULESPR-MAX5-420-E3-ACSPR-MAX5-415-E3-ACSPR-MAX5-410-E3-ACSPR-MAX5-400-E3-AC
Power Output420W415W410W400W
CellsMonocrystallineMonocrystallineMonocrystallineMonocrystalline
Maximum Efficiency22.5%22.2%22.0%21.5%
Operating Temperature-40°C to +60°C-40°C to +60°C-40°C to +60°C-40°C to +60°C
Product Warranty25 Years25 Years25 Years25 Years
Power Output Warranty25 Years25 Years25 Years25 Years

How much do SunPower Solar Panels Cost?

We can’t tell you exactly how much you need to spend on SunPower solar panels because prices vary between suppliers, and we don’t know your desired module and required power output. You also need to set aside money for the installation.

What we can tell you is that the Maxeon 3 375W solar panel costs around £310 including VAT and the Maxeon 3 400kW solar panel costs around £355 including VAT. But, as we said, SunPower solar panel prices differ according to the module, the output and the supplier. 

If you want to get the best possible price on SunPower solar panels and the installation, we recommend comparing at least three quotes from reputable solar installers. 

Why Choose SunPower Solar Panels?

The benefits of having SunPower solar panels installed include:

  • Elegant design aesthetic – panels available in black and white backsheets
  • Higher power outputs
  • Durable – can withstand the harshest conditions
  • Record-setting efficiency
  • Unmatched reliability
  • Expected life of 40 years
  • Industry-leading warranty

SunPower Solar Panel Reviews

SunPower solar panel owners say their solar panels are efficient and reliable, according to an online survey conducted by Which? in June 2021. Some owners commented on the appearance of their solar panels, saying they like the all-black look, and one respondent said communication with SunPower was excellent. The survey also revealed that no one had experienced issues with their solar panels since having them installed. 

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