300 vs Google Font API
Head-to-head usage across the sites we track.
Top sites by authority
300 · Google Font API · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
194
Open Page Rank 8+
0
4,170
Open Page Rank 7+
0
22,090
Open Page Rank 6+
0
49,367
Open Page Rank 5+
0
96,990
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
300 · Google Font API · share of sites in each country using one or the other
United States
0
1,502,923
India
0
616,138
Japan
0
483,655
United Kingdom
0
467,747
Brazil
0
443,460
France
0
437,883
Italy
0
373,040
Spain
0
351,619
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | 300 | Google Font API |
|---|---|---|
| LCP | 2.5 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1400 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.