Adobe Experience Platform Identity Service vs Tail
Head-to-head usage across the sites we track.
Top sites by authority
Adobe Experience Platform Identity Service · Tail · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Adobe Experience Platform Identity Service · Tail · share of sites in each country using one or the other
United States
29,992
232
Canada
6,887
126
India
6,672
79
United Kingdom
6,379
114
Spain
5,695
155
Germany
5,438
114
France
4,767
118
Brazil
3,966
678
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Adobe Experience Platform Identity Service | Tail |
|---|---|---|
| LCP | 2.1 s | 2.3 s |
| INP | 125 ms | 150 ms |
| CLS | 0.1 | 0.05 |
| TTFB | 800 ms | 900 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.
All Adobe Experience Platform Identity Service sites · All Tail sites