AcuityAds vs AppNexus
Head-to-head usage across the sites we track.
Top sites by authority
AcuityAds · AppNexus · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
47
Open Page Rank 8+
23
689
Open Page Rank 7+
79
2,812
Open Page Rank 6+
138
5,269
Open Page Rank 5+
223
8,688
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
AcuityAds · AppNexus · share of sites in each country using one or the other
United States
1,141
63,153
Canada
787
28,277
United Kingdom
396
28,394
India
401
21,189
France
261
20,122
Germany
205
20,086
Australia
194
18,205
Spain
234
17,003
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | AcuityAds | AppNexus |
|---|---|---|
| LCP | 2 s | 1.9 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 800 ms | 800 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
AppNexus to AcuityAds
| Domain | When |
|---|---|
| gocoastguard.com | May 2026 |