As of 2025, prices range from $0. 86 per watt-hour (Wh) for utility-scale projects, while residential systems hover around $1,000–$1,500 per kWh . But wait—why the wild variation? Let's dive deeper. These benchmarks help measure progress toward goals for reducing solar electricity costs and guide SETO research and development programs. Market analysts routinely monitor and report. NLR analyzes the total costs associated with installing photovoltaic (PV) systems for residential rooftop, commercial rooftop, and utility-scale ground-mount systems. Department of Energy's (DOE) Energy Storage Grand Challenge is a comprehensive program that seeks to accelerate. This includes initial capital expenditure (CAPEX), ongoing operational and maintenance (O&M) costs, the levelized cost of electricity (LCOE), and the expected payback period for your investment. Cost components vary widely based on system size, technology used, installation complexity, and geographical location, 2. How much does a PV system cost in 2023? Q1 2023 U.