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+
133
1
Open Page Rank 8+
2,812
1
Open Page Rank 7+
14,235
1
Open Page Rank 6+
32,035
1
Open Page Rank 5+
65,038
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
873,360
26
Germany
320,699
24
India
307,283
24
Japan
283,792
20
United Kingdom
271,907
25
Italy
269,098
21
France
267,883
23
Brazil
256,253
21
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | jQuery Migrate | Karma |
|---|---|---|
| LCP | 2.1 s | 1.4 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 1100 ms | 600 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.