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
177
Open Page Rank 8+
5
3,999
Open Page Rank 7+
11
22,317
Open Page Rank 6+
16
52,959
Open Page Rank 5+
17
110,685
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
53
1,334,380
Germany
40
636,404
Japan
27
623,805
India
31
570,916
France
68
515,406
United Kingdom
47
482,093
Italy
34
440,575
Brazil
21
425,497
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 | 900 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.