Estore Compare vs Optimizely
Head-to-head usage across the sites we track.
Top sites by authority
Estore Compare · Optimizely · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
31
Open Page Rank 8+
2
401
Open Page Rank 7+
3
1,141
Open Page Rank 6+
6
1,788
Open Page Rank 5+
14
2,572
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Estore Compare · Optimizely · share of sites in each country using one or the other
United States
22
25,512
Canada
3
6,167
Japan
2,892
2,771
India
7
4,899
United Kingdom
1
4,567
Australia
3
4,029
Germany
0
3,412
France
1
3,284
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Estore Compare | Optimizely |
|---|---|---|
| LCP | 1.1 s | 2 s |
| INP | 50 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 500 ms | 800 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.