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+
4
173
Open Page Rank 8+
5
3,962
Open Page Rank 7+
10
22,035
Open Page Rank 6+
14
52,225
Open Page Rank 5+
15
109,076
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
46
1,176,001
Germany
35
564,892
Japan
23
539,934
India
32
498,312
France
60
428,725
United Kingdom
42
420,015
Brazil
20
386,483
Italy
34
377,317
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, 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.