KPHP vs Ruby
Head-to-head usage across the sites we track.
Top sites by authority
KPHP · Ruby · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
92
Open Page Rank 8+
4
1,463
Open Page Rank 7+
4
4,571
Open Page Rank 6+
4
7,743
Open Page Rank 5+
5
11,847
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
KPHP · Ruby · share of sites in each country using one or the other
United States
8
81,570
United Kingdom
7
32,043
India
7
31,121
Canada
7
28,481
Germany
8
24,686
France
7
24,562
Spain
8
20,611
Japan
7
20,589
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | KPHP | Ruby |
|---|---|---|
| LCP | 1.8 s | 1.7 s |
| INP | 150 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 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.