Carbon Ads vs Microsoft Advertising
Head-to-head usage across the sites we track.
Top sites by authority
Carbon Ads · Microsoft Advertising · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
5
108
Open Page Rank 8+
21
2,055
Open Page Rank 7+
62
8,925
Open Page Rank 6+
92
18,225
Open Page Rank 5+
129
32,802
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Carbon Ads · Microsoft Advertising · share of sites in each country using one or the other
United States
293
194,280
Italy
125
120,089
Germany
166
109,223
United Kingdom
176
96,386
France
168
85,328
Netherlands
114
71,387
India
302
66,986
Canada
142
64,841
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Carbon Ads | Microsoft Advertising |
|---|---|---|
| LCP | 1.6 s | 1.9 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 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.