IIS vs lighttpd
Head-to-head usage across the sites we track.
Top sites by authority
IIS · lighttpd · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
61
2
Open Page Rank 8+
1,315
19
Open Page Rank 7+
5,213
57
Open Page Rank 6+
9,906
88
Open Page Rank 5+
16,556
127
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
IIS · lighttpd · share of sites in each country using one or the other
United States
136,825
598
India
68,343
334
United Kingdom
49,161
386
Italy
46,831
262
Brazil
38,951
238
Türkiye
36,724
209
Germany
36,200
400
Canada
36,284
276
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IIS | lighttpd |
|---|---|---|
| LCP | 1.7 s | 1.5 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 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.