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+
50
2
Open Page Rank 8+
1,251
23
Open Page Rank 7+
4,874
58
Open Page Rank 6+
9,276
88
Open Page Rank 5+
15,469
122
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
117,730
513
India
58,829
299
United Kingdom
42,820
319
Italy
40,808
227
Brazil
34,656
220
Canada
31,601
233
Germany
31,200
327
Türkiye
31,246
157
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, 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.