Run results for: Map vs Object

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:126.0) Gecko/126.0 Firefox/126.0

Browser: Firefox Mobile 126

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Obj lookup

14K/s

Map lookup

10K/s

View exact numbers

Test name	Executions per second
✓ Obj lookup	14,321 Ops/sec
Map lookup	10,492 Ops/sec

Script Preparation code:

var map = new Map();
var obj = {};

map.set('a', 5);
obj['a'] = 5;

var i = 0, count = 1000, a;

Tests: