Solar4good solar savings calculator

Check Solar Panel - & Battery Cost in 60 Seconds

Find out how many panels you need, whether a battery is worth it, and how much you could save on energy bills instantly!

Solar panel installtion

Thinking About Installing Solar Panels but Don’t Know Where to Start?

Solar is one of the smartest long-term investments UK homeowners can make,  but knowing where to start with the process can feel overwhelming. Our UK solar calculator takes the uncertainty out of going solar. Whether you’re just starting to explore solar panels or you’re comparing quotes and want extra clarity, this tool helps you understand your options with confidence.

Calculate the Cost of Your Solar Panel Setup in Just a Few Clicks

Our free UK solar calculator gives you a personalised estimate of system size, costs, and savings so you can see exactly what solar means for your home.

How our Solar Cost Calculator Works

Feeling overwhelmed about using this tool? Don’t worry, here’s a simple breakdown of how you can use our solar cost calculator to get clear answers fast:

  • Enter your Postcode

    We use regional weather and sunlight data.

  • Add your energy usage

    Tailors the system size to your household.

  • Select your roof type & direction

    South-facing? Flat or pitched? We factor it in.

  • Choose if you want a battery

    See how much storage could boost your savings

  • Get instant results

    Panel numbers, estimated costs, savings, and ROI.

The Benefits of Using Our Solar and Battery Calculator

If you’re still wondering why you should use our solar installation cost calculator, look no further than these simple facts we’ve gathered:

  • Clear cost breakdowns

    No inflated promises

  • UK-specific data

    Tailors the system size to your household.

  • Battery insights

    Check if storage is worth adding now or later

  • Confidence to plan

    Compare quotes and budget accurately

Ready to take the next step in solar installation planning? Get a clear, no-pressure estimate of panels, costs, and savings tailored to your home.

Frequently Asked Questions

How does the UK solar calculator account for local weather variations?

It uses your postcode to factor in UK weather and sunlight patterns, giving results based on real conditions rather than generic averages

What assumptions do UK solar calculators make about roof orientation and shading?

The tool asks for your roof type (flat or pitched) and direction (south, east, or west) to give accurate results.

How accurate are the savings estimations from UK solar calculators?

The calculator uses UK-specific weather data, energy prices, and roof details to provide realistic estimates of costs and savings.

How is the actual installation cost variation reflected in the calculator estimates?

It provides cost guidance using average UK installation prices, adjusted for your roof type, orientation, and household energy use.

How do solar and battery calculators determine optimal system size for my home?

The tool sizes your system based on postcode, energy usage, and roof details, and if you choose a battery, it updates in real time to suggest capacity.

How does the solar battery calculator estimate optimal capacity for my energy needs?

Battery recommendations are tailored to your daily usage, the size of your solar system, and local sunlight conditions.