Solar Electricity Savings 2026

By Home Solar Guide Team||money
Independently written | Plain-English guide
2026 solar electricity savings
2026 savings: £580-£1,500+/year depending on system size, battery, and tariff optimisation.

What would this actually cost at your home?

Installed prices vary widely by roof, access and region. Get an installed price for your property from MCS-certified installers.

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2026 savings
Long-term
Bill proof
Tariff optimisation

What would this actually cost at your home?

Installed prices vary widely by roof, access and region. Get an installed price for your property from MCS-certified installers.

Get an Installed Price

How much do solar panels save in 2026?

2026 UK solar electricity savings (at Ofgem price cap October–December 2026 cap 26.32p/kWh): 4kW no battery: £580/year. 4kW + 10kWh battery: £820/year. 4kW + battery + Octopus Flux: £1,100/year. 6kW + battery + Flux: £1,500+/year. These are based on: PVGIS UK yield data, 50% self-consumption (no battery) or 80% (with battery), SEG at 4.5p (fixed) or 12p average (Flux). Savings increase if electricity prices rise — every 1p/kWh adds £20-40/year.

Frequently Asked Questions

Related: Home Heating Systems

Solar panels are most powerful when combined with an efficient heating system. Heat pumps use solar-generated electricity to heat your home at 300-400% efficiency — making them the ideal partner for solar.

heat pump running costs in the UK

Heat pumps use electricity at 300-400% efficiency, making them ideal partners for solar.

From our sister site Home Heat Pump Guide

What would this actually cost at your home?

Installed prices vary widely by roof, access and region. Get an installed price for your property from MCS-certified installers.

Get an Installed Price

Free, no obligation. Takes about 2 minutes.