Node.js vs WebAssembly
Head-to-head usage across the sites we track.
Top sites by authority
Node.js · WebAssembly · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
169
7
Open Page Rank 8+
2,733
25
Open Page Rank 7+
10,772
40
Open Page Rank 6+
20,203
66
Open Page Rank 5+
33,625
91
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Node.js · WebAssembly · share of sites in each country using one or the other
United States
217,155
475
India
132,726
309
Germany
92,128
273
United Kingdom
90,170
313
Brazil
87,003
582
France
76,244
266
Canada
72,002
272
Japan
68,515
213
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Node.js | WebAssembly |
|---|---|---|
| LCP | 2.2 s | 3.3 s |
| INP | 100 ms | 175 ms |
| CLS | 0 | 0.05 |
| TTFB | 700 ms | 500 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.