Atatus vs Datadog
Head-to-head usage across the sites we track.
Top sites by authority
Atatus · Datadog · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
62
Open Page Rank 8+
7
786
Open Page Rank 7+
20
2,305
Open Page Rank 6+
23
3,895
Open Page Rank 5+
26
5,913
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Atatus · Datadog · share of sites in each country using one or the other
United States
91
78,213
Canada
48
14,219
United Kingdom
52
14,112
India
57
12,015
South Korea
19
10,236
Australia
36
10,155
Germany
41
9,314
France
33
8,839
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Atatus | Datadog |
|---|---|---|
| LCP | 2.4 s | 2.1 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 800 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.