Kadence WP Kadence vs UpSolution Zephyr
Head-to-head usage across the sites we track.
Top sites by authority
Kadence WP Kadence · UpSolution Zephyr · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
11
0
Open Page Rank 8+
91
0
Open Page Rank 7+
280
0
Open Page Rank 6+
570
0
Open Page Rank 5+
1,090
0
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 · UpSolution Zephyr · share of sites in each country using one or the other
United States
21,248
17
India
8,623
10
United Kingdom
6,425
9
Canada
6,173
6
Germany
5,322
4
France
5,078
7
Poland
4,550
1
Pakistan
4,249
3
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Kadence WP Kadence | UpSolution Zephyr |
|---|---|---|
| LCP | 2.1 s | 2.4 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 1200 ms | 1400 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.