FirstPromoter vs Sovrn//Commerce
Head-to-head usage across the sites we track.
Top sites by authority
FirstPromoter · Sovrn//Commerce · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
8
Open Page Rank 8+
28
22
Open Page Rank 7+
147
50
Open Page Rank 6+
289
80
Open Page Rank 5+
460
144
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
FirstPromoter · Sovrn//Commerce · share of sites in each country using one or the other
United States
1,678
2,403
India
1,179
1,130
United Kingdom
844
1,070
Indonesia
566
1,280
Canada
736
890
France
625
755
Germany
660
705
Brazil
591
667
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | FirstPromoter | Sovrn//Commerce |
|---|---|---|
| LCP | 2.4 s | 2.1 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 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.