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
70
Open Page Rank 8+
10
778
Open Page Rank 7+
21
2,305
Open Page Rank 6+
24
3,865
Open Page Rank 5+
27
5,778
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
99
83,715
United Kingdom
60
17,025
Canada
58
15,095
India
56
12,732
South Korea
21
12,033
Australia
38
10,817
Germany
47
9,961
France
43
9,867
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Atatus | Datadog |
|---|---|---|
| LCP | 2.3 s | 2.2 s |
| INP | 100 ms | 100 ms |
| CLS | 0.05 | 0.05 |
| TTFB | 750 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.