Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

parseInt-vs-math.floor-floatint

Check the impact between the two

DeeplClone vs StructuredClone

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_.groupBy (callback) vs _.groupBy (property key) vs Object.groupBy 100k

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array.sort vs array.toSorted (2)

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getElementById vs querySelector (class vs id)

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[...array].sort vs array.toSorted short array

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getElementById vs querySelector 2025 year version

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array map and join methods

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Lodash chunk vs JS reduce

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reduce + spread vs map + flat

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Map vs Object - Insertion, Lookup, Update & Deletion

Insertion, Lookup, Update & Deletion of Map vs Object. Keys length: 20. Loop length: 100000.

Map vs Object - Insertion, Lookup & Update

Insertion, Lookup & Update of Map vs Object. Keys length: 20. Loop length: 100000.

lodash.isEqual vs local recursive function

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.map vs for loop

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JSON.stringify and parse vs Object.assign vs Destructure

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test vs includes

Comparing regexes with string inclusion

Sort vs ToSorted 222

test

Custom Event vs Callback speed test 2

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Custom Event vs Callback speed test

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new RegExp vs literal

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Starts with vs first character check

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Multiply vs divide

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ClassList has add or direct add

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JS > exec all vs matchAll vs match

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lodash merge vs deepmerge vs deepmerge-ts vs @fastify/deepmerge vs just-extend vs @stdlib/utils/merge (take 4)

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