Run results for: createElement vs createElementNS

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

createElementNS

1.3M/s

createElement

1.3M/s

View exact numbers

Test name	Executions per second
✓ createElementNS	1,342,666 Ops/sec
createElement	1,286,644 Ops/sec

HTML Preparation code:

<div></div>

Tests:

createElement
const div = document.createElement('div') div.innerHTML = Math.random().toString(); return div.outerHTML;
createElementNS
const div = document.createElementNS('http://www.w3.org/1999/xhtml', 'div') div.innerHTML = Math.random().toString(); return div.outerHTML;