Fit Analytics vs Kiwi Sizing
Head-to-head usage across the sites we track.
Top sites by authority
Fit Analytics · Kiwi Sizing · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
4
Open Page Rank 8+
0
6
Open Page Rank 7+
0
14
Open Page Rank 6+
1
24
Open Page Rank 5+
1
40
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Fit Analytics · Kiwi Sizing · share of sites in each country using one or the other
United States
9
2,456
United Kingdom
9
1,161
India
8
1,134
Canada
8
927
Australia
8
765
Germany
11
735
France
9
712
Italy
8
547
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Fit Analytics | Kiwi Sizing |
|---|---|---|
| LCP | 2.8 s | 1.7 s |
| INP | 200 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 1300 ms | 500 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.