Datadog vs SpeedCurve
Head-to-head usage across the sites we track.
Top sites by authority
Datadog · SpeedCurve · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
70
9
Open Page Rank 8+
778
102
Open Page Rank 7+
2,305
210
Open Page Rank 6+
3,865
285
Open Page Rank 5+
5,778
374
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Datadog · SpeedCurve · share of sites in each country using one or the other
United States
83,715
960
United Kingdom
17,025
831
Canada
15,095
717
India
12,732
745
South Korea
12,033
376
Australia
10,817
606
Germany
9,961
800
France
9,867
752
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Datadog | SpeedCurve |
|---|---|---|
| LCP | 2.2 s | 2 s |
| INP | 100 ms | 125 ms |
| CLS | 0.05 | 0 |
| TTFB | 700 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.