Google Workspace vs RoundCube
Head-to-head usage across the sites we track.
Top sites by authority
Google Workspace · RoundCube · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
111
0
Open Page Rank 8+
2,106
73
Open Page Rank 7+
10,741
243
Open Page Rank 6+
23,686
378
Open Page Rank 5+
45,552
544
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 · RoundCube · share of sites in each country using one or the other
United States
640,473
917
India
211,491
690
United Kingdom
162,827
583
Canada
142,111
313
Brazil
100,879
614
France
96,494
597
Australia
95,186
201
Germany
85,740
827
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Google Workspace | RoundCube |
|---|---|---|
| LCP | 1.8 s | 1.5 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 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.