Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

lodash uniq vs set large

<script src='https://cdn.jsdelivr.net/npm/lodash@4.17.10/lodash.min.js'></script>

splice vs slice test

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Excel content type using RegEx vs direct comparison

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Object vs Map, literal keys

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Object vs Map 2

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Performance checking the start of a string

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Lodash.isEqual vs JSON.stringify Equality Comparison for Shallow objects

Test on isEqual performance

Rambda vs. Lodash 20251113 (Rambda, not Ramda!)

Compares performance on the same task using Lodash vs two styles of Ramda vs two styles of "native" Javascript. In all cases the task is pulling "counter" property from each item in an array, filtering out odd items, squaring them, then returning those squared values that have less than two digits.

Ramda vs. Lodash 20251113

Compares performance on the same task using Lodash vs two styles of Ramda vs two styles of "native" Javascript. In all cases the task is pulling "counter" property from each item in an array, filtering out odd items, squaring them, then returning those squared values that have less than two digits.

Array.some() vs Array.map().includes()

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querySelector("#id") vs getElementById("id")

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indexOf() vs. includes()

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Temp Test

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Delete last element from Array

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String Literal vs String concat vs String() vs .toString()

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Map vs WeakMap

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testing1234567899876

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Unique Instance Test

Unique Instance Test

now() vs Date() vs Random()

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Member Access Object vs Map(string key) vs Map(object key)

Member Access Object vs Map(string key) vs Map(object key)

Lodash.isEqual vs JSON.stringify Equality Comparison for Shallow Array of Strings. 3234

Test on isEqual performance

Index an element in array.

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Intermediate variable vs, direct array access.

This tests the performance difference between unpacking a simple numeric array into variables before formatting them as a string versus directly passing the array items to the format string.

javascript includes vs indexOf222

javascript includes vs indexOf222

Allocate Test

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