Celum vs Dropbox
Head-to-head usage across the sites we track.
Top sites by authority
Celum · Dropbox · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
26
Open Page Rank 8+
0
219
Open Page Rank 7+
0
678
Open Page Rank 6+
5
1,089
Open Page Rank 5+
13
1,557
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Celum · Dropbox · share of sites in each country using one or the other
United States
23
4,746
India
16
2,315
United Kingdom
19
2,177
Canada
16
2,044
Australia
15
1,557
Germany
23
1,462
France
21
1,438
Mexico
14
1,324
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Celum | Dropbox |
|---|---|---|
| LCP | 1.3 s | 1.9 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 400 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.