Datadog vs Rumvision
Head-to-head usage across the sites we track.
Top sites by authority
Datadog · Rumvision · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
70
0
Open Page Rank 8+
778
0
Open Page Rank 7+
2,305
0
Open Page Rank 6+
3,865
2
Open Page Rank 5+
5,778
5
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Datadog · Rumvision · share of sites in each country using one or the other
United States
83,715
21
United Kingdom
17,025
21
Canada
15,095
13
India
12,732
8
South Korea
12,033
3
Australia
10,817
8
Germany
9,961
25
France
9,867
19
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Datadog | Rumvision |
|---|---|---|
| LCP | 2.2 s | 1.6 s |
| INP | 100 ms | 100 ms |
| CLS | 0.05 | 0 |
| TTFB | 700 ms | 900 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.