Priority Hints vs SpeedSize
Head-to-head usage across the sites we track.
Top sites by authority
Priority Hints · SpeedSize · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
233
0
Open Page Rank 8+
4,527
1
Open Page Rank 7+
22,323
1
Open Page Rank 6+
48,283
1
Open Page Rank 5+
93,502
4
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Priority Hints · SpeedSize · share of sites in each country using one or the other
United States
1,391,338
16
India
486,083
12
United Kingdom
435,468
12
Germany
421,099
10
Brazil
362,916
5
France
361,116
9
Italy
311,723
9
Canada
309,477
8
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Priority Hints | SpeedSize |
|---|---|---|
| LCP | 1.9 s | 1.9 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 600 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.