Elasticsearch vs Klevu
Head-to-head usage across the sites we track.
Top sites by authority
Elasticsearch · Klevu · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
10
7
Open Page Rank 8+
111
29
Open Page Rank 7+
352
40
Open Page Rank 6+
580
68
Open Page Rank 5+
926
133
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Elasticsearch · Klevu · share of sites in each country using one or the other
United States
9,065
1,125
Germany
2,721
376
Canada
2,517
578
United Kingdom
2,323
702
France
2,242
384
India
1,919
564
Netherlands
2,118
321
Spain
1,726
297
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Elasticsearch | Klevu |
|---|---|---|
| LCP | 1.7 s | 2.5 s |
| INP | 75 ms | 100 ms |
| CLS | 0.05 | 0.05 |
| TTFB | 700 ms | 900 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Klevu to Elasticsearch
| Domain | When |
|---|---|
| bossautospares.co.za | Jun 2026 |