Category Archives: Buyer’s Guide

Articles about solar products and companies to help consumers understand more about solar equipment/companies and best compare their quotes and options.

lithium ion vs lead acid battery

Lead acid vs lithium-ion battery comparison

If you’re considering home energy storage, there are several types of batteries to choose from. In this article, we’ll compare two of the most common battery options paired with solar installations: lithium-ion and lead acid. Other than the different materials that compose each type of battery, their main difference comes in terms of cost and performance. Lead acid batteries tend to be less expensive whereas lithium-ion batteries perform better and are more efficient.

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certainteed solar review

CertainTeed solar panels: the complete review

CertainTeed is a large North American manufacturer of building materials, including solar panels. Established in 1904 as the General Roofing Manufacturing Company, it is now a wholly-owned subsidiary of Saint-Gobain SA, a 300-year old materials company based in Paris. They typically manufacture their solar products in either Vietnam or the United States. 

Whether you’re debating the merits of CertainTeed vs. SunPower panels or simply trying to evaluate your solar PV options, a thorough review of solar panel product specifications is the best way to be confident in your solar investment. EnergySage’s CertainTeed solar panel review breaks down all of the details to evaluate how CertainTeed compares to other solar panel brands on the market.

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solar shingles on home

Solar shingles: what you need to know

You don’t have to install solar panels on your roof to go solar – solar shingles are an innovative solar technology that can also help property owners save on their energy bills just like traditional solar panels. In this article, we’ll review the key differences between solar shingles, also called solar roof tiles, and their solar panel counterparts, as well as weigh the pros and cons of a solar shingle installation.

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most popular batteries

The most popular batteries on EnergySage in 2022

Before installing energy storage at your home, one of the biggest decisions you’ll need to make is which equipment to install. But there are many different battery products to choose from – so where’s the best place to start? In this article, we’ll explore the most popular batteries on the EnergySage Marketplace. If you’re curious to learn about other equipment that’s popular on EnergySage, check out this article about the most popular solar panels or this one about the most popular inverters

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cheap solar panels

Cheap solar panels: how to get the lowest price per watt on the market

You may be looking for the cheapest solar panels available in order to really cash in on solar power. And sure, when you install solar on your home or business, you can save thousands on your electricity bills. But going solar isn’t automatically cheap: buying solar panels to install on your roof typically costs thousands of dollars. It’s no wonder that the cost of solar is among the most important considerations for today’s homeowners. If you’re thinking about going solar and worried about prices, you’re probably wondering: what are the best value solar panels and will solar get even cheaper?

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Most popular inverters

The most popular inverters on EnergySage in 2022

Before going solar, one of the biggest decisions you’ll need to make is which equipment to install. But there are many different inverter products to choose from – so where’s the best place to start? In this article, we’ll explore the most popular inverters on the EnergySage Marketplace. If you’re curious about the most popular solar panels on EnergySage, check out this article.

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how many solar panels

How many solar panels do I need for my home?

We estimate that a typical home needs between 20 and 24 solar panels to cover 100 percent of its electricity usage. The actual formula to find out how many solar panels you need can be found by the system size divided by the production ratio, divided by panel wattage.

The actual number you’ll need to install depends on factors including geographic location, panel efficiency, panel rated power, and your personal energy consumption habits. Importantly, the number of solar panels you need for your home directly impacts the price you pay for solar. While the answer isn’t always simple, we’ve put together some example cases to help you understand, at a high level, how many solar panels you need to install an effective solar array.

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best solar panels 2018 graphic

10 best solar panels for home in 2022: top brands and products compared

Finding the best solar panels for your home can feel like a daunting challenge. There are more than a hundred different brands of solar panels and other solar equipment on the market at any given point. In this article, we’ll discuss how solar panel manufacturers stack up to one another, and who makes the best solar panels.

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