How do the four different types of solar panels compare?

Exploring the solar technology landscape, the four main types of solar panels are categorized by their construction and efficiency levels. Monocrystalline solar panels, a subset of crystalline solar panels, are celebrated for their superior efficiency, often exceeding 20%. PERC solar cells are distinguished by an extra layer that boosts efficiency by approximately 5%. Polycrystalline panels, meanwhile, are recognized for their efficiency range between 15-17%. The selection of a panel is influenced by the unique requirements and limitations of each photovoltaic solar energy project.