Greece
Athens rooftop solar case study
Net-metering and high cooling loads make Greek rooftops standout performers.
Payback / System Size
System Size
7.2 kW
Annual Yield
10,300 kWh per year
Payback
4.4 years
Avg install cost
€9,900
Annual savings
€2,500 per year
Lifetime value
€38,000
Why this city shines
Athens penthouses mount 7.2 kW carports that push 10.3 MWh into cooling loads and EV fleets.
Rooftop solar in Athens works with a 7.2 kW array that delivers about 10,300 kWh yearly. Install costs near €9,900 translate to roughly €2,500 annual savings and a 4.4-year payback under typical tariffs.
Offsets roughly 4.2 tonnes of CO2 annually.