Google Workspace vs Outlook Web App
Head-to-head usage across the sites we track.
Top sites by authority
Google Workspace · Outlook Web App · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
106
0
Open Page Rank 8+
2,080
15
Open Page Rank 7+
10,513
37
Open Page Rank 6+
23,067
50
Open Page Rank 5+
44,259
68
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Google Workspace · Outlook Web App · share of sites in each country using one or the other
United States
564,788
2,737
India
183,531
1,532
United Kingdom
142,016
1,378
Canada
123,499
1,160
Brazil
90,568
881
Australia
81,763
647
France
80,679
1,097
Spain
75,066
998
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Google Workspace | Outlook Web App |
|---|---|---|
| LCP | 1.8 s | 1.7 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.