Solar Savings Guide UK 2026

By Home Solar Guide Team||money
Independently written | Plain-English guide
Complete solar savings guide
£580-£1,100/year. £14,500-£27,000 over 25 years. This guide shows you exactly how.

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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Savings guide
25 years
Proof
Track

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 do solar panel savings work?

2026 solar savings guide: HOW savings work: self-consumption (saves 26.32p/kWh) + SEG exports (earns 4-15p/kWh). HOW MUCH: £580/yr (no battery) to £1,100/yr (battery + smart tariff) for 4kW. WHAT AFFECTS SAVINGS: system size, self-consumption rate, roof direction, SEG tariff, battery, location. HOW TO MAXIMISE: run appliances 10am-3pm, add battery, use Octopus Flux/Go, install diverter for hot water. MONTH BY MONTH: summer £65-£76/month, winter £12-£21/month, spring/autumn £32-£60/month.

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.