LHLighthouse Scoring Calculator · by Clevertrek

See how each metric becomes a Lighthouse score

Converts each raw metric value into a Lighthouse score from 0 to 100.

Access for FreeINCLUDED · AI IS PAY AS YOU GO
Lighthouse Scoring Calculator
ABOUT

Once Lighthouse has gathered the performance metrics, it converts each raw metric value into a score from 0 to 100 by looking at where the value falls on its scoring distribution. The calculator lets you try values and see the result immediately.

Change a metric and see the weighted performance score update.

HIGHLIGHTS
Enter raw metric values and see each score
Weighted performance score
Scoring curves for every metric
Compare two sets of values
Targets for a score you want to reach
Share a scenario with a link
HOW IT CAN HELP YOU
Understand why a score is what it is
Set realistic targets for each metric
Explain scores to clients and developers
Test what-if scenarios before changing code
HOW IT WORKS
01Enter your metric values
02See each metric score and the weight
03Adjust values to test a scenario
04Save the scenario and share it
WHO IS IT FOR
Developers
Set metric targets
SEO specialists
Explain scores to clients
Performance engineers
Test scenarios quickly
Project managers
Understand priorities
WORKS WITH
LHLighthouse