SOLAR PV RETURN
Solar savings calculator
Estimate bill savings, export income and simple payback.
Estimated result
£694/year
- Self-use saving
- £397
- Export income
- £297
- Simple payback
- 10.1 years
Generation, degradation, maintenance, finance and future tariffs can change actual returns.
SOURCES & REVIEW
Checked against official guidance
Last checked 14 July 2026 · Rule version GB-2026.27.1
Energy Saving Trust: Solar panels ↗COMMON QUESTIONS
Frequently asked questions
Is this an exact quote or tax return?
No. It is an estimate based on the inputs and assumptions shown.
When was this checked?
The method and linked official guidance were reviewed for the current UK release.