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+
52
1
Open Page Rank 8+
903
6
Open Page Rank 7+
3,177
27
Open Page Rank 6+
5,538
54
Open Page Rank 5+
8,772
84
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
54,017
974
India
28,724
395
Germany
24,266
776
Italy
22,638
631
United Kingdom
20,687
410
Spain
20,634
378
France
20,440
468
Brazil
19,935
255
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 | 50 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 700 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.
Supersized to Chart.js
| Domain | When |
|---|---|
| cartorioicarai.com.br | Mar 2026 |
| favignanapuntalunga.it | Dec 2025 |