Solar and battery payback UK 2026: free calculators and ROI tools
Honest UK numbers for solar payback, home battery storage and combined solar + battery + EV ROI — using real tariffs, regional yields and real degradation curves.
Calculators and guides
- Solar panel payback calculator
- Battery storage payback calculator
- Solar + battery + EV ROI
- Solar sizing
- Battery sizing
- Tariff optimiser
- Solar designer (satellite-based)
- All UK home batteries
- All UK solar panels
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- Are home batteries worth it in 2026?
- Solar panels with EV charging — combined ROI
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- Solar + battery payback in the UK (2026)
- Cheapest way to charge an EV at home (UK, 2026)
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