Elasticsearch vs ExpertRec
Head-to-head usage across the sites we track.
Top sites by authority
Elasticsearch · ExpertRec · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
9
1
Open Page Rank 8+
112
3
Open Page Rank 7+
355
4
Open Page Rank 6+
584
9
Open Page Rank 5+
913
20
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Elasticsearch · ExpertRec · share of sites in each country using one or the other
United States
7,706
155
Germany
2,404
29
Canada
2,163
56
United Kingdom
2,074
67
France
1,871
32
Netherlands
1,858
31
India
1,727
75
Spain
1,515
27
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Elasticsearch | ExpertRec |
|---|---|---|
| LCP | 1.7 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0.05 | 0 |
| TTFB | 700 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.