jQuery Migrate vs Karma
Head-to-head usage across the sites we track.
Top sites by authority
jQuery Migrate · Karma · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
135
1
Open Page Rank 8+
2,856
1
Open Page Rank 7+
14,491
1
Open Page Rank 6+
32,660
1
Open Page Rank 5+
66,346
3
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
jQuery Migrate · Karma · share of sites in each country using one or the other
United States
988,550
29
Germany
361,975
26
India
354,719
29
Japan
329,383
24
France
322,388
28
Italy
315,256
25
United Kingdom
313,223
28
Brazil
282,509
25
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | jQuery Migrate | Karma |
|---|---|---|
| LCP | 2.2 s | 1.3 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 1100 ms | 500 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.