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Run results for:
localStorage vs sessionStorage vs Reading a Hardcoded Array Speedtest
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Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=619952" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Mobile Safari/537.36
Browser:
Chrome Mobile 141
Operating system:
Android
Device Platform:
Mobile
Date tested:
10 months ago
Benchmark engine:
Benchmark.js
Control
54.8M/s
Read Array
26.8M/s
localStorage
1.7M/s
sessionStorage
1.7M/s
View exact numbers
Test name
Executions per second
✓
Control
54,826,064 Ops/sec
Read Array
26,760,460 Ops/sec
localStorage
1,702,287 Ops/sec
sessionStorage
1,699,220 Ops/sec
Script Preparation code:
localStorage.setItem('foo', 'bar') sessionStorage.setItem('foo', 'bar') var ARR = ['bar'];
Tests:
Control
var FOO = 'bar';
localStorage
var FOO = localStorage.getItem('foo');
sessionStorage
var FOO = sessionStorage.getItem('foo');
Read Array
var FOO = ARR[Math.floor(Math.random() * ARR.length)]