Microsoft Advertising vs Open AdStream
Head-to-head usage across the sites we track.
Top sites by authority
Microsoft Advertising · Open AdStream · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
109
0
Open Page Rank 8+
2,084
9
Open Page Rank 7+
9,035
20
Open Page Rank 6+
18,455
24
Open Page Rank 5+
33,215
28
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Microsoft Advertising · Open AdStream · share of sites in each country using one or the other
United States
179,390
110
Italy
106,385
95
Germany
100,083
83
United Kingdom
87,382
97
France
73,584
98
Netherlands
63,866
77
India
59,833
68
Canada
57,630
92
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Microsoft Advertising | Open AdStream |
|---|---|---|
| LCP | 1.9 s | 1.8 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 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.