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+
104
3
Open Page Rank 7+
352
5
Open Page Rank 6+
590
10
Open Page Rank 5+
906
19
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
7,325
157
Germany
2,334
28
Canada
2,134
55
United Kingdom
2,048
64
Netherlands
1,874
30
France
1,865
30
India
1,736
65
Spain
1,535
27
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Elasticsearch | ExpertRec |
|---|---|---|
| LCP | 1.7 s | 1.9 s |
| INP | 100 ms | 75 ms |
| CLS | 0.05 | 0 |
| TTFB | 700 ms | 700 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.