Classy vs Donorbox
Head-to-head usage across the sites we track.
Top sites by authority
Classy · Donorbox · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
11
Open Page Rank 8+
21
32
Open Page Rank 7+
44
75
Open Page Rank 6+
68
134
Open Page Rank 5+
90
247
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Classy · Donorbox · share of sites in each country using one or the other
United States
382
1,924
United Kingdom
87
455
Canada
99
342
India
117
320
Australia
63
243
France
40
235
Mexico
61
180
Italy
37
198
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Classy | Donorbox |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 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.