AdScale vs AppNexus
Head-to-head usage across the sites we track.
Top sites by authority
AdScale · AppNexus · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
41
Open Page Rank 8+
1
670
Open Page Rank 7+
2
2,747
Open Page Rank 6+
5
5,157
Open Page Rank 5+
16
8,426
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
AdScale · AppNexus · share of sites in each country using one or the other
United States
846
55,306
United Kingdom
256
25,318
Canada
205
24,555
India
219
18,466
Germany
138
18,026
France
123
17,057
Australia
171
16,016
Spain
88
15,020
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | AdScale | AppNexus |
|---|---|---|
| LCP | 1.6 s | 1.9 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 600 ms | 800 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.