Chart.js vs Supersized
Head-to-head usage across the sites we track.
Top sites by authority
Chart.js · Supersized · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
51
0
Open Page Rank 8+
874
6
Open Page Rank 7+
3,052
25
Open Page Rank 6+
5,320
51
Open Page Rank 5+
8,413
77
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Chart.js · Supersized · share of sites in each country using one or the other
United States
47,410
827
India
24,979
348
Germany
21,175
708
Italy
20,268
547
Spain
18,944
356
United Kingdom
18,448
362
Brazil
17,645
227
France
17,424
407
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Chart.js | Supersized |
|---|---|---|
| LCP | 2.2 s | 1.7 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Supersized to Chart.js
| Domain | When |
|---|---|
| cartorioicarai.com.br | Mar 2026 |
| favignanapuntalunga.it | Dec 2025 |