Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

querySelector vs querySelectorAll simple 3

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querySelector vs querySelectorAll simple 2

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querySelector vs querySelectorAll simple

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Find all substrings and get indices

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map and filter vs reduce v2

test which one is faster using filter then map or reduce v2

structuredClone vs cloneSimple vs JSON.stringify large data

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Shift vs [0]

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set.has vs. Object lookup vs. key in Object

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Lodash cloneDeep vs JSON Clone (large payload)

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DIV.innerHTML vs TEXTAREA.value

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Lodash.isEqual vs ES6 Sets Equality Comparison for Shallow Array of numbers.

Test on isEqual performance

Lodash.isEqual vs Array.join() Equality Comparison for Shallow Array of integers.

Test on isEqual performance

index vs reduce

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Key generation depending on data types

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parseInt vs

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JSON Stringify Speed Test 3

This benchmark tests whether the speed or JSON.stringify changes with object size

moment with & without formats, vs moment new Date & moment date.parse

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Date timezones between librariesz

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Date timezones between libraries

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Timezones between libraries

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JSON stringify/parse vs structuredClone

https://developer.mozilla.org/en-US/docs/Web/API/structuredClone

Math.random vs crypto.getRandomValues vs uuid

Fast and quick test

Array.prototype.concat() vs spread operator

Compare the new ES6 spread operator with the traditional concat() method. Forked to get rid of jQuery test.

JQuery version speed test 9394963

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Date rounding via regexp replace vs Math.floor

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