Ocuco FitMix vs Threekit
Head-to-head usage across the sites we track.
Top sites by authority
Ocuco FitMix · Threekit · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 7+
0
2
Open Page Rank 6+
0
2
Open Page Rank 5+
1
2
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Ocuco FitMix · Threekit · share of sites in each country using one or the other
United States
33
13
United Kingdom
18
1
India
13
5
Canada
13
3
France
13
2
Sweden
12
1
Germany
11
1
Spain
10
1
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Ocuco FitMix | Threekit |
|---|---|---|
| LCP | 1.8 s | 1.5 s |
| INP | 75 ms | 62 ms |
| CLS | 0 | 0.03 |
| TTFB | 750 ms | 600 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.