Run results for: createElement vs innerHTML inside DocumentFragment

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36 OPR/72.0.3815.400

Browser: Opera 72

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
createElement	1.7 Ops/sec
innerHTML	13.9 Ops/sec

Tests:

createElement
const list = []; for (i = 10000; i--;) { const fragment = document.createDocumentFragment(); for (j = 10; j--;) { const p = document.createElement('p'); p.classList.add('font-bold'); p.textContent = 'Hello!'; fragment.appendChild(p); } list.push(fragment); }
innerHTML
const list = []; for (i = 10000; i--;) { const fragment = document.createDocumentFragment(); let html = ''; for (j = 10; j--;) { html += '<p class="font-bold">Hello!</p>'; } fragment.innerHTML = html; list.push(fragment); }