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
63
Open Page Rank 8+
11
775
Open Page Rank 7+
23
2,263
Open Page Rank 6+
26
3,807
Open Page Rank 5+
29
5,698
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
76,565
United Kingdom
53
13,562
Canada
51
13,429
India
57
11,410
South Korea
22
10,315
Australia
33
9,562
Germany
37
8,844
France
32
8,301
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Atatus | Datadog |
|---|---|---|
| LCP | 2.3 s | 2.1 s |
| INP | 100 ms | 100 ms |
| CLS | 0.05 | 0.05 |
| TTFB | 800 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.