Vitals vs Zipify Pages
Head-to-head usage across the sites we track.
Top sites by authority
Vitals · Zipify Pages · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
1
Open Page Rank 8+
3
2
Open Page Rank 7+
6
4
Open Page Rank 6+
9
7
Open Page Rank 5+
29
19
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Vitals · Zipify Pages · share of sites in each country using one or the other
United States
3,566
1,436
United Kingdom
1,463
314
India
1,304
210
Canada
1,060
360
Australia
984
200
Germany
990
127
France
979
99
Spain
663
71
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Vitals | Zipify Pages |
|---|---|---|
| LCP | 1.6 s | 1.7 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 500 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Vitals to Zipify Pages
| Domain | When |
|---|---|
| arabcollective.com | Nov 2025 |