Nginx vs Uvicorn
Head-to-head usage across the sites we track.
Top sites by authority
Nginx · Uvicorn · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
166
3
Open Page Rank 8+
3,527
32
Open Page Rank 7+
16,536
76
Open Page Rank 6+
34,324
101
Open Page Rank 5+
64,296
134
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Nginx · Uvicorn · share of sites in each country using one or the other
United States
596,712
482
Japan
458,423
171
Russia
300,315
202
Germany
286,070
284
India
227,220
337
United Kingdom
211,227
228
Italy
195,238
185
Spain
190,406
199
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Nginx | Uvicorn |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Nginx to Uvicorn
| Domain | When |
|---|---|
| viiniveli.fi | Oct 2026 |
| vpn-hub.pro | Oct 2026 |
| magister.edu.pe | Aug 2026 |
| sakurafortwayne.com | Jul 2026 |
| maison-portal.com | Jun 2026 |
| aswaralmajd.com | Apr 2026 |
| crepchiefnotify.com | Apr 2026 |