sIFR vs Typekit
Head-to-head usage across the sites we track.
Top sites by authority
sIFR · Typekit · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
74
Open Page Rank 8+
4
1,189
Open Page Rank 7+
8
4,562
Open Page Rank 6+
10
9,037
Open Page Rank 5+
12
16,515
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
sIFR · Typekit · share of sites in each country using one or the other
United States
120
239,910
United Kingdom
68
66,281
Canada
43
44,372
Australia
35
33,503
India
57
31,481
Germany
62
29,619
France
38
27,484
Netherlands
43
23,229
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | sIFR | Typekit |
|---|---|---|
| LCP | 1.5 s | 1.7 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.