LiteSpeed vs Microsoft HTTPAPI
Head-to-head usage across the sites we track.
Top sites by authority
LiteSpeed · Microsoft HTTPAPI · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
16
12
Open Page Rank 8+
238
54
Open Page Rank 7+
892
137
Open Page Rank 6+
2,084
222
Open Page Rank 5+
4,867
305
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
LiteSpeed · Microsoft HTTPAPI · share of sites in each country using one or the other
India
142,798
1,959
United States
96,715
3,242
Indonesia
90,611
1,014
Poland
83,488
799
Brazil
81,829
1,084
United Kingdom
60,596
1,705
Türkiye
60,567
876
Vietnam
49,050
639
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | LiteSpeed | Microsoft HTTPAPI |
|---|---|---|
| LCP | 2.1 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 700 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.