Classy vs Kindful
Head-to-head usage across the sites we track.
Top sites by authority
Classy · Kindful · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
2
Open Page Rank 8+
20
9
Open Page Rank 7+
44
23
Open Page Rank 6+
70
58
Open Page Rank 5+
96
116
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Classy · Kindful · share of sites in each country using one or the other
United States
431
2,772
India
139
137
Canada
120
139
United Kingdom
103
102
Australia
72
72
Philippines
77
54
Mexico
63
49
Indonesia
61
49
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Classy | Kindful |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 800 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.