Carro vs Vitals
Head-to-head usage across the sites we track.
Top sites by authority
Carro · Vitals · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
1
Open Page Rank 8+
0
4
Open Page Rank 7+
0
8
Open Page Rank 6+
0
12
Open Page Rank 5+
0
33
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Carro · Vitals · share of sites in each country using one or the other
United States
175
3,310
United Kingdom
72
1,382
India
53
1,273
Canada
70
993
Germany
43
992
Australia
47
956
France
35
905
Spain
30
670
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Carro | Vitals |
|---|---|---|
| LCP | 1.7 s | 1.6 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 500 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Carro to Vitals
| Domain | When |
|---|---|
| cortexbeauty.com | May 2026 |