Elm vs PHP
Head-to-head usage across the sites we track.
Top sites by authority
Elm · PHP · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
3
173
Open Page Rank 8+
4
3,930
Open Page Rank 7+
8
21,776
Open Page Rank 6+
11
51,472
Open Page Rank 5+
13
107,008
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Elm · PHP · share of sites in each country using one or the other
United States
49
1,143,659
Germany
37
552,961
Japan
21
532,606
India
29
489,213
France
54
433,940
United Kingdom
42
415,974
Italy
29
392,415
Brazil
22
373,280
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Elm | PHP |
|---|---|---|
| LCP | 1.9 s | 2 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 1000 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.