Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

?: vs && and || operators

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Array.from vs map

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Data Properties vs. Accessor Properties vs. Getter / Setter Methods 1

The purpose of this benchmark is to determine the performance differences between data properties, accessor properties and getters / setter functions.

Lodash vs Ramda vs Native 2020-09-01

Tests libraries lodash, ramda and native array functions on a sequence of map, filter, map filter operations.

optional chaining X old spice

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findIndex vs indexOf

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lodash vs es6 map

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+new Date vs new Date().getTime() vs Date.now() 100k

testing performance of +new Date vs new Date().getTime() vs Date.now() with 100k iteration

JS multiple parameters vs parameter object 2

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JS multiple parameters vs parameter object

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copyWithin: is it fast?

Is copyWithin fast?

startswith vs includes

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reduce (immutable) vs map + fromEntries

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Math.imul vs. polyfill

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Modern dataset vs old .getAttribute() vs jQuery .data() vs jQuery .attr()

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findIndex vs indexOf vs object property

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cost of eventListeners

meassuring the cost of just calling an event listener.

Symbol vs String property square bracket

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Direct object access vs _.get

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Sort Speed Chrome

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Array slice() vs slice(0) vs spread operator

Compare the new ES6 spread operator with the traditional slice() methods

iframe vs window

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reduce concat vs apply concat

Array flat es5 syntax (reduce concat vs apply concat)

Math.max/min vs if vs ternary vs bitwise & ~~ - 4 numbers

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Array fill method vs for loop

Array fill method vs for loop performance validation

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