PV and BESS profitability calculator
The calculator computes IRR, NPV, LCOE, DSCR and payback for PV and BESS projects using market benchmarks for the selected country. All financing models — cash, leasing, project finance and ESCO — run on the same versioned engine.
Parameters
- Project market
- Spain
- Reference market
- Spain
Financing models
The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.
Cumulative equity cash flow
The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.
The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.
Detailed comparison
Equity IRR
- All-cash purchase28.99%
- Operating lease128.76%
- Project finance69.32%
- ESCO / OPEX model—
NPV at WACC
- All-cash purchase10,160,781
- Operating lease10,329,655
- Project finance10,515,276
- ESCO / OPEX model10,390,490
Equity engaged
- All-cash purchase4,500,000
- Operating lease450,000
- Project finance1,350,000
- ESCO / OPEX model0
Comparison table
| Metric | All-cash purchase | Operating lease | Project finance | ESCO / OPEX model |
|---|---|---|---|---|
| Net outlay | 4,500,000 | 4,500,000 | 4,500,000 | 4,500,000 |
| Equity | 4,500,000 | 450,000 | 1,350,000 | 0 |
| Debt / financed amount | 0 | 4,050,000 | 3,150,000 | 0 |
| EBITDA year 1 | 1,506,750 | 1,506,750 | 1,506,750 | 1,125,600 |
| NPV at WACC | 10,160,781 | 10,329,655 | 10,515,276 | 10,390,490 |
| Project IRR | 28.99% | 26.74% | 28.99% | — |
| Equity IRR | 28.99% | 128.76% | 69.32% | — |
| Payback period | 3.54 | 0.80 | 1.48 | 0.00 |
| Discounted payback period | 4.19 | 0.86 | 1.62 | 0.00 |
| Minimum DSCR | — | — | 3.35 | — |
| Average DSCR | — | — | 3.59 | — |
| Total benefit over the horizon | 28,451,385 | 23,305,154 | 24,189,078 | 20,486,328 |
- The ESCO model engages no equity, so IRR is undefined. Comparison with an outright cash purchase does not account for the loss of asset ownership and residual value after the contract term.
The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.