The $20,000 Solar Question: Should you wait for Perovskite Solar or install panels now?

The solar industry is no stranger to technological breakthroughs.

Over the past decade, panel costs have fallen dramatically while efficiencies have steadily improved. Yet the next potential leap forward is already on the horizon: perovskite solar cells. Researchers believe these next-generation materials could push solar efficiency toward 35% while potentially lowering manufacturing costs compared with conventional silicon panels.

That promise has sparked a familiar question among homeowners and businesses considering solar: should they install today’s proven technology or wait for the next big breakthrough?

In the video below, technology analyst and Youtuber Matt Ferrell explores that dilemma by comparing the economics and performance of today’s silicon solar panels with emerging perovskite tandem technology. Silicon photovoltaic modules currently dominate the global market thanks to their reliability, long lifespans, and well-understood performance. Most systems installed today are expected to operate for 25 years or more while delivering predictable energy savings.

Perovskite solar cells, by contrast, are still in the early stages of commercialization. Their tunable material properties allow them to capture a broader range of the solar spectrum, especially when layered with silicon in tandem cells. This design could significantly increase efficiency, enabling systems to generate more electricity from the same amount of sunlight. However, challenges remain. Perovskite materials can degrade when exposed to heat, moisture, and ultraviolet radiation, raising questions about long-term durability.

Ferrell walks through the numbers using a typical residential system, comparing installation costs, expected energy savings, and system lifespan. His analysis highlights an often-overlooked factor in the debate: opportunity cost. Waiting several years for a new technology may mean missing out on years of potential savings from solar already available today.

The result is a practical look at one of the most common questions in the solar market: is it better to install now or wait for the next generation of panels?

Watch the full breakdown below.

This video was produced and published by Undecided with Matt Ferrell. It’s published here via a pvbuzz partnership with Matt.