Akka HTTP vs Express
Head-to-head usage across the sites we track.
Top sites by authority
Akka HTTP · Express · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
63
Open Page Rank 8+
2
794
Open Page Rank 7+
7
2,329
Open Page Rank 6+
10
3,763
Open Page Rank 5+
11
5,743
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Akka HTTP · Express · share of sites in each country using one or the other
United States
49
41,639
India
11
25,247
United Kingdom
18
18,417
Germany
15
17,171
Brazil
11
16,922
France
17
15,941
Canada
16
15,658
Spain
14
13,005
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Akka HTTP | Express |
|---|---|---|
| LCP | 1.5 s | 2.3 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 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.