Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

map vs forEach/push (1000 elements)

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map vs forEach/push (10 000 000 elements)

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map vs forEach/push

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Test Array filter speed with(out) splice

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Test Array filter speed

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foreach vs some and filter

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2-if vs && (condition)

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JS array methods co za chuj

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Lodash.get vs Conditional property dot notation

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list push vs splice, with objects

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find() vs for...of vs for-loop with large arrays

Testing the difference between native loops and find() in large arrays

Test Alex hoho

Test the real shit

big clonedeep

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test clonedeep

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array of objects assign (array.length) vs push (tiny array)

Adding to array of objects assign (array.length) vs push (tiny array)

Reduce and Spread vs. Foreach test

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Lodash isEqual test vs Custom Recursive Function

Custom function checks K:V's match and ignores order of K:V's. Taken from: https://nathanworden.medium.com/deep-equality-in-javascript-objects-c98ec918e888 -- thank you!

createElement vs createDocumentFragment 2

ECMAScript createElement vs createDocumentFragment performance

Dayjs Date-fns format comparison 1

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JSON Perf

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Natural Sorting Methods Tested

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Spread syntax vs map

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new set vs find

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Object.assign() vs spread operator (New object)

This benchmark looks at how fast Object.assign() is compared to spread operator when used with {} to make up for the fact that Object.assign() doesn't create a new object