Rudderstack vs Tail
Head-to-head usage across the sites we track.
Top sites by authority
Rudderstack · Tail · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
7
3
Open Page Rank 8+
75
6
Open Page Rank 7+
287
22
Open Page Rank 6+
493
34
Open Page Rank 5+
768
50
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Rudderstack · Tail · share of sites in each country using one or the other
United States
6,230
226
India
1,933
84
Canada
1,876
124
United Kingdom
1,846
115
Brazil
1,000
660
Australia
1,242
60
Mexico
1,154
119
Spain
1,070
152
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Rudderstack | Tail |
|---|---|---|
| LCP | 1.8 s | 2.3 s |
| INP | 75 ms | 150 ms |
| CLS | 0 | 0.05 |
| TTFB | 900 ms | 900 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.