Kadence WP Kadence vs Twenty Twenty-One
Head-to-head usage across the sites we track.
Top sites by authority
Kadence WP Kadence · Twenty Twenty-One · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Kadence WP Kadence · Twenty Twenty-One · share of sites in each country using one or the other
United States
18,877
4,232
India
7,340
2,951
United Kingdom
5,764
1,427
Canada
5,384
1,105
Germany
4,809
1,493
France
4,331
1,095
Poland
4,174
674
Brazil
2,980
1,751
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Kadence WP Kadence | Twenty Twenty-One |
|---|---|---|
| LCP | 2.1 s | 2.2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1200 ms | 1100 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.
Twenty Twenty-One to Kadence WP Kadence
| Domain | When |
|---|---|
| kherifootwear.com | Sep 2025 |