mParticle vs Tail
Head-to-head usage across the sites we track.
Top sites by authority
mParticle · 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+
70
7
Open Page Rank 7+
193
27
Open Page Rank 6+
300
39
Open Page Rank 5+
392
61
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
mParticle · Tail · share of sites in each country using one or the other
United States
4,565
261
Brazil
322
793
Canada
865
142
United Kingdom
556
138
India
547
85
Spain
382
175
Mexico
411
140
France
393
151
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | mParticle | Tail |
|---|---|---|
| LCP | 1.8 s | 2.4 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0.05 |
| TTFB | 800 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.