Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

lodash merge vs object.assign vs spread v2

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lodash.isFinite vs Number.isFinite

Comparing performance of lodash vs Number.isFinite

Rule Benchmark (3)

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Rule Benchmark (2)

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Rule Benchmark

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Array,sort+Array.map vs Array.reduce

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Array concat vs spread vs push spread, loop, apply long arrays

Compare the new ES6 spread operator with the traditional concat() method and push

Class VS Function Benchmark Test

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deep copy test123

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lowerCase vs includes

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Deep cloning comparison - Native vs. JSON vs. Lodash

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some vs. findIndex vs find

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lodash clonedeep vs json.parse(stringify()) vs recursivecopy (Medium Sized Object)

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canvas2d.drawImage(imageElement) vs createImageBitmap(imageElement) (v321)

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IndexOf vs Includes in array by miette

Banana

jQuery vs getElementById vs querySelector 1234567890-

Comparing speed of getting element by id with jQuery vs Vanilla JS with getElementById and querySelector

2nd localStorage and sessionStorage Speedtest

runs each test 210x

localStorage and sessionStorage Speedtest2

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Last item in array Slice vs Length - 1 vs At -1

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Map copy vs irect copy

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Caching with loop conditions

Comparing performance of with and without caching array length.

Caching for loop conditions

Comparing performance of with and without caching array length.

Lodash vs. direct comparison

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slice VS splice - 222222

100k list splice and shift win, they mutate list slice loose, it creates a copy of list 7.5x slower

querySelector vs getElementsByClassName with get

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