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
5
Open Page Rank 8+
111
34
Open Page Rank 7+
352
53
Open Page Rank 6+
587
79
Open Page Rank 5+
907
146
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
7,325
1,013
Indonesia
924
1,818
Germany
2,334
331
United Kingdom
2,048
617
Canada
2,134
499
India
1,736
527
France
1,865
322
Netherlands
1,874
302
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Elasticsearch | Klevu |
|---|---|---|
| LCP | 1.7 s | 2.8 s |
| INP | 100 ms | 150 ms |
| CLS | 0.05 | 0.05 |
| TTFB | 700 ms | 800 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.
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 |