Kiwi Sizing vs Rokt
Head-to-head usage across the sites we track.
Top sites by authority
Kiwi Sizing · Rokt · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
4
3
Open Page Rank 8+
6
30
Open Page Rank 7+
14
84
Open Page Rank 6+
24
137
Open Page Rank 5+
40
179
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Kiwi Sizing · Rokt · share of sites in each country using one or the other
United States
2,456
1,202
United Kingdom
1,161
301
India
1,134
312
Canada
927
300
Australia
765
306
Germany
735
216
France
712
198
Italy
547
162
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Kiwi Sizing | Rokt |
|---|---|---|
| LCP | 1.7 s | 1.9 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 500 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.