Font Loading Performance Calculator
Load impact from font file sizes.
Inputs
%
Results
Total font payload (KB)
360
Total font files8
Subsetting savings (KB)0
Savings (%)0%
Est. load time (ms)528
FOIT risk score9.6/100
How to Use This Calculator
- Enter Avg file size (KB), Weights per family, and Font families.
- Set Subset coverage (%) and Connection speed (Mbps).
- Review the Total font payload (KB) result.
- Use Total font files and Subsetting savings (KB) to inform your decision.
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