PostgreSQL vs Solr
Head-to-head usage across the sites we track.
Top sites by authority
PostgreSQL · Solr · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
6
3
Open Page Rank 8+
74
48
Open Page Rank 7+
226
131
Open Page Rank 6+
369
192
Open Page Rank 5+
556
254
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
PostgreSQL · Solr · share of sites in each country using one or the other
France
2,579
160
United States
2,245
307
Belgium
2,286
79
Spain
1,859
189
India
1,765
193
Mexico
1,545
139
Germany
1,464
180
Indonesia
1,231
319
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | PostgreSQL | Solr |
|---|---|---|
| LCP | 1.7 s | 1.6 s |
| INP | 75 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.