Solar quote comparison
Turn a solar quote into something you can compare.
Enter headline system details, calculate price per kWp and expose missing scope. The calculator runs in your browser and saves nothing. When you are ready, request quotes from vetted MCS-certified installers separately.
FACTS / ASSUMPTIONS / QUESTIONS
INTERACTIVE / BROWSER ONLY
Quote normaliser
Use figures from a quote you already have. This calculator does not upload, store or send anything — it is a private worksheet.
READY WHEN YOU ARE
Your result will appear here.
Change any input and run the check. Nothing leaves this page.
No submission · no cookies · no storage · no analytics
GUIDE / KNOWLEDGE MAP
Move from first question to informed decision.
Short guides are organised around the decisions that most often get blurred together.
Check one quote
Normalise the headline price and count the scope items that are clear in writing.
Read guide 02Compare several
Build a like-for-like comparison across capacity, storage, equipment and exclusions.
Read guide 03Understand the scope
Panels are only one part of access, mounting, electrical, grid and handover work.
Read guide 04Check protections
Separate product, performance, workmanship and insurance-backed promises — and know which schemes stand behind them.
Read guide 05Control payments
Know the contracting party, milestones, finance total and deposit position.
Read guide 06Ask consistently
Use the same written questions for every shortlisted installer.
Read guidePROCESS / THREE PASSES
A calmer way to make the decision.
The tool is a starting point. Written evidence and qualified confirmation finish the job.
- 01
Normalise
Separate solar capacity, battery and total quoted price.
- 02
Complete
Find unclear inclusions, exclusions and responsibilities.
- 03
Challenge
Ask each installer to answer the same gaps in writing.
- 04
Compare
Request quotes from vetted MCS-certified installers to compare against what you already have.