Solar Savings Calculator
Get a quick estimate of how much you could save with solar panels based on your electricity usage and roof characteristics.
Solar Savings Calculator
Estimate your potential savings from solar panels
££100
Your Estimated Savings
Annual Savings
£514
Generation
4,080 kWh
Payback Period
14 years
25yr Profit
£5,652
System Summary
System size:4.8 kW
Panels:12 panels
Estimated cost:£7,200
CO2 saved/year:2040 kg
These are estimates based on UK averages. Actual results vary based on specific location, shading, and usage patterns. Get quotes from installers for accurate figures.
How Our Calculator Works
What We Calculate
- Annual electricity generation based on system size
- Savings from self-consumption (40% average)
- Income from Smart Export Guarantee
- Estimated system cost and payback period
Factors That Affect Results
- Roof shading from trees or buildings
- Roof pitch and condition
- Local weather patterns
- Your actual electricity usage times
Assumptions Used
UK Averages
| Electricity rate | 24p/kWh |
| SEG export rate | 5p/kWh |
| Generation per kW | 850 kWh/year |
| Self-consumption | 40% |
Direction Efficiency
| South facing | 100% |
| East/West facing | 85% |
| North facing | 60% |
| Cost per kW | £1,500 |
Want Accurate Figures?
Our calculator provides estimates. For accurate quotes based on your specific property, get free quotes from MCS-certified installers.