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+
1
25
Open Page Rank 8+
1
222
Open Page Rank 7+
1
694
Open Page Rank 6+
6
1,106
Open Page Rank 5+
14
1,600
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
19
4,345
India
14
2,054
United Kingdom
13
1,928
Canada
12
1,846
Australia
12
1,384
Germany
20
1,262
France
18
1,210
Mexico
10
1,197
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Celum | Dropbox |
|---|---|---|
| LCP | 1.3 s | 1.8 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 400 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.