Engintron vs mod_jk
Head-to-head usage across the sites we track.
Top sites by authority
Engintron · mod_jk · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
9
Open Page Rank 8+
9
72
Open Page Rank 7+
21
147
Open Page Rank 6+
38
241
Open Page Rank 5+
65
323
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Engintron · mod_jk · share of sites in each country using one or the other
United States
1,042
1,618
India
1,224
936
South Korea
59
2,059
Croatia
1,355
152
Bosnia & Herzegovina
1,391
64
Italy
411
1,027
Brazil
651
621
Israel
974
191
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Engintron | mod_jk |
|---|---|---|
| LCP | 2.2 s | 1.3 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 1200 ms | 500 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.