Latest Solar panels articles

Solar panels generate electricity to power your home. Our solar panel resources tell you everything you need to know about installing solar panels.

Do solar panels need direct sunlight to work?

Yes, solar can work without direct sunlight - but there is a catch. Here is how shading, cloudy weather, rainy days, and snow affect solar panel performance.

Written by Zeeshan Hyder

Do solar panels need direct sunlight to work?
Solar panel efficiency explained: most efficient solar panels 2025

Most solar panels in 2025 are between 19% and 21% efficient, but top brands like SunPower have almost reached the 23% mark.

Written by Catherine Lane

Solar panel efficiency explained: most efficient solar panels 2025
How much do Tesla solar panels cost?

This blog lays out how much Tesla solar panels cost and if homeowners should be wary of the low price.

Written by Andy Sendy

How much do Tesla solar panels cost?
The difference between DC and AC watts (and PTC/STC)

As you may know, solar is bid for in dollars per watts ($/W). But are those DC watts (direct current, like in a battery) or AC watts (alternating current, like in a light socket) watts? Hopefully this post will get you informed enough to be sure you're comparing apples to apples when reviewing multiple solar quotes

Written by Dan Hahn

The difference between DC and AC watts (and PTC/STC)
The complete review of REC solar panels for 2025

REC is a top-tier solar panel manufacturer that pioneered half-cut cell technology, which increases the energy output and efficiency of their solar panels.

Written by Catherine Lane

The complete review of REC solar panels for 2025
What is a Sun Number score and how is it calculated?

The Sun Number score represents how suitable a home is for solar on a scale from 1 to 100, but how much does it actually matter?

Written by Catherine Lane

What is a Sun Number score and how is it calculated?
What Are the Best Solar Panels for Homes in 2024?

SolarRevews’ picks for the best solar panels of 2024 are Qcells, JA Solar, and Silfab. What other brands made the top 10? Read to find out!

Written by Catherine Lane

What Are the Best Solar Panels for Homes in 2024?
Is renting Tesla solar panels better than buying them?

Tesla’s rent solar program promises risk free installation of Tesla solar panels, minimal upfront costs, and the ability to remove the panels at any time. But at what cost?

Written by Catherine Lane

Is renting Tesla solar panels better than buying them?