Best Solar Panels 2024

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Last Updated on 23rd September 2024

Best Solar Panels in the UK 2024

When choosing the best solar panels in the UK, we researched a range of solar panels available on the market to simplify your decision-making process as you consider joining the growing number of UK homeowners embracing solar energy.

In this guide, we'll explore the top solar panel options available in the UK, highlighting their key features and benefits to help you make an informed decision. For your convenience, we've listed the best solar panels below, based on their stand out qualities.


Snapshot Of The Best Solar Power Panels In The UK

PanelBest in
AIKO Neostar 3N54 Mono-Glass 470W-495WBest in efficiency
DMEGC 450W All Black (Monofacial & Bifacial)Best in aesthetics
Perlight 450W Double Glass BlackBest overall
SunPower Maxeon 6 AC 445WBest in degradation rate
REC Alpha Pure-RX Series 470WBest in extreme weather conditions
JA Solar 405W MonoBest in value for money
Project Solar Evolution Titan 445WBest in warranties

Choosing the right solar panel can significantly impact your energy savings and environmental footprint. However, before we dive in, let's look at how we chose and categorised each solar panel.


Our Selection Process

When choosing the best solar PV panels for your home, we listed a range of characteristics we believe any person interested in buying solar panels would be looking out for, such as aesthetics and value for money, and conducted extensive research to determine which solar panel best meets this feature. Also, our overarching selection criteria also focused on these five key aspects: efficiency, customer reviews, manufacturer, warranties and cost. These criteria ensure that each model selected not only meets stringent performance benchmarks but also aligns with varying budgetary and household needs, allowing you to make a well-informed choice tailored to your specific circumstances.

Efficiency standards: Selecting solar panels with high efficiency ratings will help you optimise your energy production. The best panels in the UK generally exceed 20% energy efficiency, providing more power output per square metre of roof space. Such high-performance panels can generate significant energy even on days with less sunlight which enhances their value for money over time.

Customer reviews: Insights from real users was a vital part of our selection process. They highlight not only the reliability but also the operational efficiency of solar panels once installed. We considered panels that consistently receive high ratings for ease of installation, performance consistency and energy savings.

Manufacturers: We ensure that only reputable manufacturers with a track record of innovation and quality are considered. These makers often lead the industry in integrating new technologies and achieving higher standards of energy efficiency which translates directly into better performance for your home.

Warranty: A robust warranty signifies a manufacturer's confidence in their product. We selected solar panels that come with great warranties that cover both product defects and performance guarantees.

Cost: Cost is a critical consideration when selecting the best solar panels as it influences both the initial investment and the long-term financial returns. We made sure to look at panels that are competitively priced to ensure that you can achieve a balance between affordability and quality.

Below, you can find a comparison of our chosen solar panels, from efficiency to product warranty:

PanelPower outputEfficiencyProduct Warranty
AIKO Neostar 3N54 Mono-Glass470-495W24.8%15 years (extendable to 25 years)
DMEGC All Black (Monofacial & Bifacial)450W22.5%25 years
Perlight Double Glass Black450W22.5%30 years
SunPower Maxeon 6 AC445W23%40 years
REC Alpha Pure-RX Series470W22.6%20 years
JA Solar Mono405W20.7%12 years
Project Solar Evolution Titan445W21.4%Lifetime (99.9 years)

Best In Efficiency: AIKO Neostar

Specifications:

  • Power output: 470-495W
  • Efficiency: 24.8%
  • Product warranty: 15 years (extendable to 25 years)
  • Performance warranty: 30 years

Why we chose the AIKO Neostar?

We classified the AIKO Neostar 3N54 as 'best in efficiency' because of its impressive 24.8% efficiency rating which surpasses the industry average by a significant margin. This high-performance solar panel also excels in other areas. It boasts a remarkably low degradation rate with only ≤1% degradation in the first year and ≤0.35% per year thereafter which ensures long-lasting performance.

Its temperature coefficient of -0.26%/°C is better than average indicating superior performance in warm conditions. Also, the panel comes with a robust warranty offering a 15-year product warranty that can be extended to 25 or 30 years.


Best In Aesthetics: DMEGC 450W All Black

Specifications:

  • Power output: 450W
  • Efficiency: 22.5%
  • Product warranty: 25 years
  • Performance warranty: 30 year linear power performance warranty

Why we chose the DMEGC 450W?

We classified the DMEGC 450W solar panel as 'best in aesthetics' because of its sleek, all-black design that seamlessly blends with modern rooftops enhancing the overall appearance of residential installations. This visually appealing solar panel offers more than just good looks, boasting an impressive module efficiency of 22.5% which places it among the higher-performing panels in the market.

It's also built to last with extended stress tests certifying its protection against harsh environmental conditions. DMEGC also also comes with an industry-leading warranty package, offering a 30-year linear power performance warranty and a 25-year product warranty on materials and workmanship.

DMEGC Solar's 40+ years of experience in high-tech manufacturing and their commitment to a 100% green production process and transparent supply chain further enhance the panel's appeal for environmentally conscious consumers.


Best Overall: Perlight 450W Double Glass Black

Specifications:

  • Power output: 450W
  • Efficiency: 22.5%
  • Product warranty: 30 years
  • Performance warranty: 30 years

Why we chose the Perlight 450W?

We chose the Perlight 450W Double Glass Black as 'best overall' because it offers an impressive combination of efficiency, durability and aesthetics. This high-performance solar panel boasts a remarkable efficiency rating of 22.5% and its double glass construction enhances its durability and resistance to harsh weather conditions.

With a power output of 450W, it provides excellent energy generation capacity for residential and commercial installations alike. The panel's all-black design contributes to its sleek and modern appearance making it an attractive option for homeowners concerned about the visual impact of solar installations.

The Perlight 450W Double Glass Black also excels in low-light conditions ensuring energy production throughout the day.


Best In Degradation Rate: SunPower Maxeon 6

Specifications:

  • Power output: 445W
  • Efficiency: 23%
  • Product warranty: 40 years
  • Performance warranty: 40 years

Why we chose the SunPower Maxeon 6?

We classed the SunPower Maxeon 6 AC 445W as 'best in degradation rate' because of its remarkably low annual degradation rate of just 0.25% which is significantly better than the industry average. This exceptional performance ensures that the panel maintains its efficiency over time providing consistent energy production for decades.

The Maxeon 6 AC 445W boasts an impressive efficiency rating of 23% placing it among the top performers in the market. Its high power output of 445W makes it ideal for homes with high energy consumption or limited roof space.

The panel's durability is enhanced by its crack-resistant cells making it particularly suitable for coastal areas where corrosion from salty air can be a concern. Also, the Maxeon 6 AC features integrated microinverter technology which optimises energy production and simplifies installation.


Best In Extreme Weather Conditions: REC Alpha Pure-RX Series

Specifications:

  • Power output: 470W
  • Efficiency: 22.6%
  • Product warranty: 20 years
  • Performance warranty: 25 years

Why we chose the REC Alpha Pure-RX Series?

We classified the REC Alpha Pure-RX Series 470W as 'best in extreme weather conditions' because of its exceptional durability and performance in challenging environments. This solar panel boasts a robust 30mm frame with support bars capable of withstanding loads up to 7,000Pa or winds equivalent to 250mph, making it ideal for areas prone to severe weather.

The panel's heterojunction (HJT) cell technology contributes to its superior performance in high temperatures with an impressive temperature coefficient that ensures optimal energy production even on scorching days. The REC Alpha Pure-RX's high efficiency rating of up to 22.6% and power output of 470W make it a top performer in the market.

REC's commitment to quality is evident in their stringent testing standards which are reportedly three times more rigorous than industry norms resulting in remarkably low failure rates. The panel's lead-free construction and recyclable components also make it an environmentally responsible choice.


Best In Value For Money: JA Solar 405W

Specifications:

  • Power output: 405W
  • Efficiency: 20.7%
  • Product warranty: 12 years
  • Performance warranty: 25 year linear power output warranty

Why we chose the JA Solar 405W?

We classified the JA Solar 405W as 'best in value for money' because it offers an outstanding balance of efficiency and cost-effectiveness. With a module efficiency of 20.7%, this solar panel provides a high power output of 405W. The half-cell configuration enhances its performance by reducing shading effects and lowering the risk of hot spots while also improving its temperature-dependent performance. This design ensures that the panel maintains high efficiency even under partial shading and in varying weather conditions.

JA Solar's all-black design not only adds to its aesthetic appeal but also aids in heat dissipation, contributing to optimal performance. These features combined make the JA Solar 405W an excellent investment for those seeking high-quality solar solutions at a reasonable price.


Best In Warranties: Project Solar Evolution Titan

Specifications:

  • Power output: 445W
  • Efficiency: 21.4%
  • Product warranty: Lifetime (99.9 years)
  • Performance warranty: Lifetime (99.9 years)

Why we chose the Project Solar Evolution Titan?

We classified the Project Solar Evolution Titan 445W as 'best in warranties' because it offers an unparalleled lifetime warranty which is truly exceptional in the solar industry. This monocrystalline solar panel stands out not only for its warranty but it also excels in low light conditions which ensures consistent energy production even on cloudy days.

For homeowners looking for long-term reliability and peace of mind, the lifetime warranty provided by Project Solar UK is a significant advantage. Also, the panel's power output of 445W makes it an excellent choice for those with limited roof space or high energy needs. The combination of top-tier performance, durability and an unmatched warranty makes the Project Solar Evolution Titan 445W an attractive option for homeowners seeking a premium solar solution with long-term reliability.


Factors To Consider When Choosing The Right Solar Panel For You

We all know solar panels are an investment and that is why it is important to consider a range of factors when doing your research. Also, it is crucial you take your own needs into consideration in order to find the right solar panel for you, as well as the best installer. Here are some steps to guide you in selecting the best solar panel for your home:

Price tag

The cost of solar panels is often the primary consideration for many homeowners. Solar panels vary widely in price depending on their efficiency, technology used and brand reputation. While it's tempting to opt for the cheapest available option, it's crucial to balance cost with quality and long-term gains. Investing in a moderately priced panel can result in higher energy production and savings on your utility bills over time making it a financially sound choice if your budget allows.

Quality of the panels

Quality is non-negotiable when it comes to selecting solar panels. Top-quality panels not only provide optimal performance but also ensure durability under various environmental conditions. Look for panels featuring advancements like N-Type technology, as seen in the SunPower Maxeon 6, which offer higher energy yields. Quality correlates with efficiency ratings so checking these details can offer you a clearer insight into how much power the panel will produce.

Warranty

Warranties are vital in safeguarding your investment in solar panels. A robust solar panel warranty covers not only the product but also its performance over the years, typically a minimum of 25 years. Always review the warranty terms to understand what is covered and the duration, ensuring it aligns with your long-term home energy plans.

Customer reviews

Finally, customer reviews offer invaluable insights into the real-world performance and reliability of solar panels. They can highlight issues or benefits that may not be immediately apparent from product descriptions alone. Positive reviews, especially consistent ones, indicate a reliable product that meets or exceeds user expectations.

Assess your energy requirements

Start by determining your average energy usage which will help you gauge the size and number of panels needed. This can be done by reviewing your past utility bills or using online calculators. Understanding your energy needs will ensure you select a solar panel system that can effectively meet your household's power requirements.

Evaluate solar panel efficiency

Efficiency ratings are crucial as they determine how effectively a solar panel can convert sunlight into electricity. A higher efficiency rating often means fewer panels to meet your energy needs. Panels with 20% or higher efficiency, like all the panels mentioned in our article, are considered top-performing and can generate more power per square metre of roof space.


Financing Options For Solar Panel Installation

There are a variety of financial aids and schemes available that can substantially lower the burden of initial investment and maintenance costs of solar panels.

Government grants and incentives

The UK government offers various grants and incentives to promote the use of renewable energy sources like solar panels. One prominent option is the Smart Export Guarantee (SEG) which pays you for excess electricity you export back to the grid.

Solar finance options

Solar finance options include loans and leases. With solar loans, you own the system outright and pay back the cost over time. Leases, on the other hand, don't require you to buy the panels. Instead, you pay a fixed monthly amount to use the energy generated. This can often result in lower energy costs without a large upfront investment.

Loans from banks/financial institutions

Banks and financial institutions offer green loans at competitive rates specifically for environmentally friendly investments like solar installations.

If you need more information, you can read our expert solar finance guide or get a quote and speak with a member of our team to get all your questions answered.


Best Solar Panels FAQs

Which solar panels are best?

Determining the best solar panels depends on several factors such as efficiency and durability. Though, it is important to take into consideration your personal circumstances in order to find the right solar panel for your home.


Are solar panels worth it?

Yes, solar panels are worth it as they reduce utility bills and can provide potential earnings through schemes like the Smart Export Guarantee. Solar panels not only offer financial benefits but also contribute to reducing carbon footprints which align with sustainable living goals.


How many solar panels do I need?

The number of solar panels you need directly correlates with your electricity consumption and the efficiency of the chosen panels. For an average UK home, a system ranging from 3kW to 4kW, which includes about 10-16 panels, is commonly sufficient to cover a significant portion of energy use. Though, it is important to speak with qualified solar panel installers to get a more accurate idea.


What factors should I consider when selecting solar panels?

There are a range of factors you should consider such as efficiency, durability, warranty, cost and the manufacturer's reputation. Also, think about your specific energy needs and available roof space.


What types of solar panels are available?

The main types are monocrystalline, polycrystalline and thin-film. Monocrystalline panels are generally the most efficient but also the most expensive.


What is the most efficient residential solar panel?

The most efficient residential solar panels currently available are those that boast efficiencies greater than 20%. Leading this category is the AIKO Neostar. This high-efficiency panel is particularly beneficial for homes with limited roof space as they maximise the power generated per square metre.