Google Workspace vs Zimbra
Head-to-head usage across the sites we track.
Top sites by authority
Google Workspace · Zimbra · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
108
0
Open Page Rank 8+
2,103
38
Open Page Rank 7+
10,648
156
Open Page Rank 6+
23,439
274
Open Page Rank 5+
45,075
420
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 · Zimbra · share of sites in each country using one or the other
United States
575,155
840
India
186,581
718
United Kingdom
141,420
356
Canada
124,095
270
Brazil
92,491
817
Australia
84,698
166
France
79,091
514
Germany
75,593
440
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Google Workspace | Zimbra |
|---|---|---|
| LCP | 1.8 s | 1.7 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 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.