Solar panels in South Coast
Brighton to Bournemouth — very close to the best yields in Britain.
Yield here
1020
kWh per kWp per year
A 4 kWp system
4,080
kWh generated a year
Typical payback
6.7
years, south-facing
That is about 3% below Cornwall and Devon, the sunniest part of the UK — which sounds worse than it is. A 4 kWp system here still returns roughly £839 a year and pays for itself in 6.7 years.
Work out your own roof
4 kWp is about 10 panels
50% typical, 75% with a battery
Pays for itself in
6.7 years
£839 a year in South Coast, against about £5,600 installed. Over 25 years you would be roughly £15,366 ahead.
Generated per year
4,080 kWh
1020 kWh per kWp here
Used at home
2,040 kWh
£533 off your bill
Exported
2,040 kWh
£306 earned