Elasticsearch vs FAST ESP
Head-to-head usage across the sites we track.
Top sites by authority
Elasticsearch · FAST ESP · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
10
0
Open Page Rank 8+
111
1
Open Page Rank 7+
352
2
Open Page Rank 6+
580
3
Open Page Rank 5+
926
3
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Elasticsearch · FAST ESP · share of sites in each country using one or the other
United States
9,065
10
Germany
2,721
39
Canada
2,517
7
United Kingdom
2,323
9
France
2,242
13
Netherlands
2,118
9
India
1,919
3
Spain
1,726
12
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Elasticsearch | FAST ESP |
|---|---|---|
| LCP | 1.7 s | 1.4 s |
| INP | 75 ms | 100 ms |
| CLS | 0.05 | 0 |
| TTFB | 700 ms | 400 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.