Run results for: Callback vs Promise2

Run details:

User agent: Mozilla/5.0 (Linux; Android 9; MI 8) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.157 Mobile Safari/537.36

Browser: Chrome Mobile 74

Operating system: Android

Device Platform: Mobile

Date tested: 5 years ago

Test name	Executions per second
Promise	117145.0 Ops/sec
Callback	123188.5 Ops/sec

Script Preparation code:

function carlosWithPromise() {
  return new Promise((resolve, reject) => {
    setTimeout(() => {
      return resolve(5);
    });
  })
}

function carlosWithCallback(callback) {
  window.setTimeout(() => {
    callback(100);
  });
}

Tests:

Promise
carlosWithPromise() .then(parametro => { console.log('parametro: ', parametro); });
Callback
carlosWithCallback((param) => console.log('params::', param));