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
109
Open Page Rank 8+
1
1,971
Open Page Rank 7+
6
7,905
Open Page Rank 6+
17
15,087
Open Page Rank 5+
23
25,659
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
218,223
Germany
17
122,444
Brazil
34
91,644
United Kingdom
18
77,671
India
20
73,686
France
17
63,051
Canada
11
61,234
Japan
13
58,538
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | ef.js | Vue.js |
|---|---|---|
| LCP | 1.4 s | 2.1 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 700 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.