Run results for: XHR vs fetch

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
xhr	530.7 Ops/sec
fetch	503.7 Ops/sec

Tests:

xhr
const xhr = new XMLHttpRequest(); xhr.open('GET', 'https://www.googleapis.com/discovery/v1/apis'); xhr.onload = () => console.log(JSON.parse(xhr.responseText)); xhr.send();
fetch
fetch('https://www.googleapis.com/discovery/v1/apis').then(response => response.json()).then(console.log)