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Plug-in solar in Bristol (BS postcodes)

In Bristol a two-panel plug-in kit in a sunny, south-facing garden spot makes about 934 kWh a year – 7% more than the middle of England. With someone home part of the day that's worth about £133 a year at 26.32p/kWh.

WherePer yearSaving
Garden (ground frame), south934 kWh£133
Balcony railing, south789 kWh£123
House wall, south684 kWh£113
House wall, east479 kWh£89
House wall, west463 kWh£87
Flat roof, south845 kWh£124

Month by month

Jan: 35 kWh madeJan: 23 kWh used at homeJanFeb: 49 kWh madeFeb: 29 kWh used at homeFebMar: 81 kWh madeMar: 43 kWh used at homeMarApr: 107 kWh madeApr: 52 kWh used at homeAprMay: 115 kWh madeMay: 59 kWh used at homeMayJun: 112 kWh madeJun: 59 kWh used at homeJunJul: 114 kWh madeJul: 60 kWh used at homeJulAug: 100 kWh madeAug: 53 kWh used at homeAugSep: 86 kWh madeSep: 45 kWh used at homeSepOct: 62 kWh madeOct: 35 kWh used at homeOctNov: 41 kWh madeNov: 26 kWh used at homeNovDec: 30 kWh madeDec: 21 kWh used at homeDec

made used at home

Fastest payback here: DMEGC 950W Hoymiles HiFlow kit at £456 – about 3.4 yrs.

Solar data: PVGIS (EU Joint Research Centre) for the centre of the BS postcode area, 14% system losses. 920W kit, 800W inverter.

What would a kit save you?

No postcode – using the UK average (Birmingham).
Where would the panels go?
Which way do they face?
Use a phone compass, standing with your back to the wall or rail.
Shade during the day
Who's home in the daytime?
Solar only saves money when it powers something as it's made.
Space for
Your electricity price
Default: Ofgem price cap average, 1 Oct – 31 Dec 2026.
Only Octopus pays for plug-in export so far, and only on kits bought from them.
£134 a yearestimated saving
3.4 yrspayback
949 kWhmade per year
509 kWh (54%)used in your home

Based on the DMEGC 950W Hoymiles HiFlow kit (£456), the fastest payback for this spot.

Jan: 36 kWh madeJan: 23 kWh used at homeJanFeb: 50 kWh madeFeb: 29 kWh used at homeFebMar: 82 kWh madeMar: 43 kWh used at homeMarApr: 109 kWh madeApr: 52 kWh used at homeAprMay: 117 kWh madeMay: 59 kWh used at homeMayJun: 114 kWh madeJun: 60 kWh used at homeJunJul: 116 kWh madeJul: 60 kWh used at homeJulAug: 102 kWh madeAug: 54 kWh used at homeAugSep: 88 kWh madeSep: 45 kWh used at homeSepOct: 63 kWh madeOct: 36 kWh used at homeOctNov: 42 kWh madeNov: 26 kWh used at homeNovDec: 31 kWh madeDec: 21 kWh used at homeDec

made used at home (the part that saves money)

Best kits for this spot

Fastest payback

DMEGC 950W Hoymiles HiFlow kit

£456 at City Plumbing · saves about £134/yr · pays back in 3.4 yrs

See deal at City Plumbing
Runner-up

DMEGC 1050W Hoymiles HiFlow kit

£480 at City Plumbing · saves about £137/yr · pays back in 3.5 yrs

See deal at City Plumbing
Also good

JA Solar 800W balcony & garden kit (2 × 465W)

£470.95 at Voltacon Solar · saves about £133/yr · pays back in 3.5 yrs

See deal at Voltacon Solar