FullCalendar vs Wheelio
Head-to-head usage across the sites we track.
Top sites by authority
FullCalendar · Wheelio · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
31
0
Open Page Rank 8+
486
0
Open Page Rank 7+
1,389
0
Open Page Rank 6+
2,291
0
Open Page Rank 5+
3,672
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
FullCalendar · Wheelio · share of sites in each country using one or the other
United States
24,812
23,534
Germany
6,250
12,028
India
5,871
11,809
United Kingdom
5,746
11,604
France
5,712
9,424
Canada
4,905
9,377
Brazil
4,169
9,955
Spain
4,837
8,899
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | FullCalendar | Wheelio |
|---|---|---|
| LCP | 2 s | 1.9 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 800 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.
Wheelio to FullCalendar
| Domain | When |
|---|---|
| timoteo.mg.gov.br | May 2026 |