Solar ROI Calculator
Know exactly what your solar investment returns. EU electricity rates average €0.25–0.33/kWh — among the highest in the world, making solar payback times competitive with any market.
Your System Details
Annual Production
9.3 MWh
Year 1
Year 1 Savings
2.336 €
Payback: 7 years
25-Year Net Savings
39.027 €
After full system cost
CO₂ Offset
51.3 tonnes
≈ planting 2,442 trees
25-Year Cumulative Net Savings
Assumes 0.5%/year panel degradation and flat electricity rate of €0.25/kWh. Actual results vary.