Run results for: JavaScript Map vs. Object instantiation

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:137.0) Gecko/20100101 Firefox/137.0

Browser: Firefox 137

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Map instantiation

17K/s

Object instantiation

721/s

View exact numbers

Test name	Executions per second
✓ Map instantiation	17,093 Ops/sec
Object instantiation	721 Ops/sec

Script Preparation code:

var iterations = 100000;

Tests:

Object instantiation
for (let i = 0; i < iterations; i++) { const result = new Map(); }
Map instantiation
for (let i = 0; i < iterations; i++) { const result = { }; }