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+
48
0
Open Page Rank 8+
883
5
Open Page Rank 7+
3,106
25
Open Page Rank 6+
5,438
50
Open Page Rank 5+
8,607
80
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
48,182
851
India
25,375
354
Germany
21,390
715
Italy
19,374
584
United Kingdom
18,271
365
Brazil
18,003
228
Spain
17,614
353
France
17,096
436
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, 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.
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 |