# Solar Panel Energy Efficiency: What You Need to Know - Link: https://greenlivingguy.com/2023/04/solar-panel-energy-efficiency-what-you-need-to-know/ - Published: 2023-04-24T12:07:57-04:00 - Author: greenlivingguy So panel solar efficiency energy is [essential](https://greenlivingguy.com/2014/03/renewable-abb-electrifying-canadas-largest-solar-plant/). Because a panel that is solar clearly is going [efficiency](https://greenlivingguy.com/2014/03/renewable-abb-electrifying-canadas-largest-solar-plant/) on energy. Let’s talk panels that are solar.  For they clearly are efficiency energy on [steroids](https://greenlivingguy.com/2011/11/conergy-on-solar-quality-and-innovation-in-ontario/). So I mean solar panels have also become [increasingly popular](https://greenlivingguy.com/2018/03/eastern-michigan-university-installs-solar-lighting-bus-stops/). That’s especially in recent years as a [clean](https://greenlivingguy.com/2011/05/green-learning-conergy-completes-three-solar-installations-at-ca-school-sites-400-kilowatts-of-clean-solar-energy-for-students-at-muroc-joint-unified-school-district/) energy source. But, not all solar panels are created equal. Efficiency is a key factor to consider when choosing solar panels for your home or business. In this post, we will explore the basics of [solar panel efficiency](https://greenlivingguy.com/2026/08/solar-panel-winter-production-and-efficiency-tips/), including how it is measured, factors that affect it, and the benefits of choosing high-efficiency panels. ## Panel Solar Efficiency Energy Solar panel efficiency energy refers to the amount of sunlight that a panel can [convert into usable](https://greenlivingguy.com/2015/06/solarize-hudson-valley-accelerating-solar-adoption-in-the-region/) energy. It is usually measured as a percentage of the total [energy that hits the panel](https://greenlivingguy.com/2015/03/solar-panels-on-roof-by-the-time-you-read-this/). For example, a [panel with an efficiency](https://greenlivingguy.com/2014/02/prestyl-panel-revolutionizing-home-heating-solutions/) rating of 20% would convert 20% of the sunlight it receives into electricity. ⌊Panel solar efficiency energy ⌉⌊Panel solar efficiency energy ⌉ Solar Panels. Photo courtesy of Unsplash/Mariana Proenca ### Factors Affecting Panel Solar efficiency There are several factors that affect the efficiency of solar panels. One of the most [significant factors](https://greenlivingguy.com/2011/11/reducing-carbon-emissions-the-impact-of-conergys-solar-park/) is the quality of the materials. For that’s used to make the panel. High-quality materials can also increase the panel’s [ability to convert sunlight](https://greenlivingguy.com/2011/11/reducing-carbon-emissions-the-impact-of-conergys-solar-park/) into energy. Another factor is the size and also shape of the panel. Panels that are larger and also have a square shape are more efficient. I mean more efficient than smaller and irregularly shaped panels. #### Benefits of High-Energy Efficiency Panels Choosing high-efficiency solar panels [can offer several benefits](https://greenlivingguy.com/2015/06/solarize-hudson-valley-accelerating-solar-adoption-in-the-region/). One of the most significant benefits is that they can produce more electricity in less space. This means that you can generate more [energy from a smaller number of panels](https://greenlivingguy.com/2023/03/6-facts-you-didnt-know-about-solar-panel-energy/), which can be particularly beneficial for those with limited roof space. High-efficiency panels can also save you money in the long run by [reducing your overall energy costs](https://greenlivingguy.com/2013/10/kyocera-solar-for-business-reduce-overhead-cost/). Additionally, they can increase the value of your property. So panel [solar efficiency energy](https://greenlivingguy.com/2025/09/burundis-solar-energy-plant-fuels-energy-independence/) means making your home more attractive to potential buyers. #### Resources and Citations 1. EnergySage. ([2021](https://www.energysage.com/solar/solar-energy-efficiency/solar-panel-efficiency/)). Solar Panel Efficiency: What You [Need to Know](https://greenlivingguy.com/2025/12/electric-school-buses-what-new-yorkers-need-to-know/). 2. U.S. Department of Energy. (2021). Solar Photovoltaic Cell [Basics](https://www.energy.gov/eere/solar/solar-photovoltaic-cell-basics). Energy.gov. 3. Solar [Reviews](https://www.solarreviews.com/blog/solar-panel-efficiency-what-you-need-to-know).( 2021). Solar Panel [Efficiency](https://www.solarreviews.com/blog/solar-panel-efficiency-what-you-need-to-know): What You Need to Know. Solar Reviews. ### Conclusion In conclusion, understanding the basics of [solar panel](https://greenlivingguy.com/2023/08/improving-energy-efficiency-and-safety-in-manufactured-homes-a-comprehensive-guide/) efficiency is essential when choosing solar panels for your home or business. High- efficiency panels can offer several benefits, including increased energy production, reduced energy costs, and increased property value. By considering the factors that affect solar panel efficiency and choosing [high-quality materials](https://greenlivingguy.com/2013/03/german-solar-energy-ases-innovations-revealed-solar-2013/), you can make an informed decision that will help both your wallet and the environment. ![author avatar](https://secure.gravatar.com/avatar/df91669667126e1290c21ee0342c386e2da19d588d4d9ca6560bd82ed59a9641? s=300&d=monsterid&r=g) greenlivingguy The Green Living Guy, Seth Leitman is an independent power producer, a green living expert, and Editor of the McGraw-Hill, TAB Green Guru Guides. Seth is also an Author, Radio Host, Reporter, Writer and an Environmental Consultant on green living. The Green Living Guy writes about green living, green lighting, the green guru guides and more. Seth's books range from: # Build Your Own Electric Vehicle by Bob Brant and Seth Leitman (2nd and 3rd editions) # Build Your Own Plug-in Hybrid Electric Vehicle by Seth Leitman # Build Your Own Electric Motorcycle by Carl Vogel # Green Lighting by Seth Leitman, Brian Clark Howard and Bill Brinsky # Solar Power For Your Home by David Findley # Renewable Energies For Your Home by Russel Gehrke # Do-it-Yourself Home Energy Audits by David Findley # Build Your Own Small Wind Power System by Brian Clark Howard and Kevin Shea # and more green living books to follow. [See Full Bio](https://greenlivingguy.com/author/greenlivingguy/) [ ](https://greenlivingguy.com/author/greenlivingguy/)