Cart.js vs jQuery UI
Head-to-head usage across the sites we track.
Top sites by authority
Cart.js · jQuery UI · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
151
Open Page Rank 8+
1
3,203
Open Page Rank 7+
1
15,526
Open Page Rank 6+
5
32,720
Open Page Rank 5+
24
61,345
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Cart.js · jQuery UI · share of sites in each country using one or the other
United States
423
661,346
India
136
293,145
Germany
76
277,600
France
76
251,984
United Kingdom
166
231,762
Brazil
33
228,647
Italy
54
225,771
Spain
61
209,058
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Cart.js | jQuery UI |
|---|---|---|
| LCP | 1.6 s | 2.1 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 1000 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Cart.js to jQuery UI
| Domain | When |
|---|---|
| phillysvape.co.uk | Dec 2025 |
jQuery UI to Cart.js
| Domain | When |
|---|---|
| phillysvape.co.uk | Dec 2025 |