Run results for: createElement vs cloneNode

Run details:

User agent: Mozilla/5.0 (Linux; Android 8.1.0) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile DuckDuckGo/5 Safari/537.36

Browser: Chrome Mobile 85

Operating system: Android 8.1.0

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
createElement	2.7 Ops/sec
cloneNode	5.4 Ops/sec

Tests:

createElement
var list = [], n = 0; while(true) { n++; list.push(document.createElement('div')); if(n===100000) break; }
cloneNode
var list = [], n = 0, node = document.createElement('div'); while(true) { n++; list.push(node.cloneNode(true)); if(n===100000) break; }

Run results for: createElement vs cloneNode

Faster way to create new dom elements before insertion

createElement

cloneNode