ef.js vs Vue.js
Head-to-head usage across the sites we track.
Top sites by authority
ef.js · Vue.js · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
111
Open Page Rank 8+
1
1,972
Open Page Rank 7+
8
7,868
Open Page Rank 6+
17
15,015
Open Page Rank 5+
23
25,557
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
ef.js · Vue.js · share of sites in each country using one or the other
United States
39
196,954
Brazil
31
111,597
Germany
14
110,755
United Kingdom
15
71,509
India
20
66,387
France
16
55,632
Canada
11
54,119
Japan
11
50,464
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | ef.js | Vue.js |
|---|---|---|
| LCP | 1.6 s | 2.1 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 700 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.