Duel vs ValueCommerce
Head-to-head usage across the sites we track.
Top sites by authority
Duel · ValueCommerce · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
9
Open Page Rank 8+
2
63
Open Page Rank 7+
15
156
Open Page Rank 6+
23
247
Open Page Rank 5+
33
349
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Duel · ValueCommerce · share of sites in each country using one or the other
Japan
38
15,286
United States
96
432
Taiwan
25
408
South Korea
32
358
Thailand
29
285
Hong Kong SAR China
25
272
Indonesia
37
250
United Kingdom
89
179
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Duel | ValueCommerce |
|---|---|---|
| LCP | 1.9 s | 1.9 s |
| INP | 175 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 650 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.