Run results for: createElement vs createElementNS

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/134.0.6998.99 Mobile/15E148 Safari/604.1

Browser: Chrome Mobile iOS 134

Operating system: iOS 18.3.1

Device Platform: Mobile

Date tested: one year ago

Benchmark engine: Benchmark.js

createElement

1.8M/s

createElementNS

1.7M/s

View exact numbers

Test name	Executions per second
✓ createElement	1,807,817 Ops/sec
createElementNS	1,739,599 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;