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
220
Open Page Rank 7+
0
688
Open Page Rank 6+
5
1,102
Open Page Rank 5+
13
1,585
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
21
4,338
India
17
2,100
United Kingdom
14
1,895
Canada
13
1,845
Australia
14
1,408
Germany
21
1,278
Mexico
11
1,185
France
19
1,170
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 | 112 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 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.