Key Differences between Residential and Commercial Solar Systems

Residential solar energy systems

Residential solar energy systems are defined as solar systems installed on residential properties, including multi-family homes, with a generating capacity under 50 kW AC, primarily intended to power the dwelling.

Commercial solar energy systems

Commercial solar PV systems, using panels on commercial structures, generate power to meet a significant portion of a company's energy needs, reducing costs. Public institutions like schools, hospitals, and libraries can also adopt solar power to cut carbon emissions.

Top 5 Difference between Residential and Commercial Solar Systems

Size of Solar Panels

The primary difference between commercial and residential solar panels is size. Commercial panels are larger, typically measuring 78 inches by 39 inches with 96 cells, while residential panels are smaller at 65 inches by 39 inches with 72 cells.

Some homeowners opt for commercial-sized panels to generate more power for their homes, making it a wise choice to consider them for residential use.

solar panels
Installation Solar Panel Systems

Both commercial and residential solar panels are typically installed on rooftops using a bolted racking system. Commercial panels are often easier to install, as they are secured on flat roofs with a non-penetrating ballasted mounting system.

Commercial solar systems use non-penetrating roof mounts, making setup simpler. Residential panels, installed flush with shingles, take longer. Commercial installations take up to a month, while residential ones need just one to two days.

solar panels
Production and Efficiency

Commercial solar panels produce more power due to their larger size with more cells and are more efficient at 19.6%, compared to residential panels at 18.1%. The cost calculation for solar panels is similar for both systems, based on the power they generate, whether for residential or commercial use.

solar panels
Color or Shade

Commercial solar panel systems come in white, while residential systems offer black or white options. White panels are commonly used in both settings. Residential customers often choose black panels on a black background, while commercial customers typically prefer black panels on a white background.

solar panels
Commercial Solar System Financing

Costs vary between residential and commercial solar panels. Residential systems tend to be less expensive due to their smaller size compared to commercial ones.

solar panels


In Conclusion, residential and commercial solar systems have distinct differences. Residential systems are smaller, focused on aesthetics, and cost-effective. Commercial systems are larger, prioritize efficiency and cost savings.

These disparities apply to size, installation, efficiency, colors, and financing. Understanding these distinctions is crucial when choosing the right solar solution for your needs, whether at home or in business.

[Disclaimer: The blog post is for informational purposes only and should not be considered professional advice. For accurate and up-to-date information on renewable energy, refer to reputable sources and consult with experts in the field.]

Please don’t hesitate to contact Betta Value Renewable Energy if you have any questions about this topic.


Only Few Solar Rebates Remaining

Secure Rebate upto $1400 Today!