Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

add elements

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createContextualFragment vs insertAdjacentHTML long HTML strings repeat 10

createContextualFragment vs insertAdjacentHTML: Incrementally append long HTML strings.

innerHTML vs insertAdjacentHTML vs createContextualFragment long HTML strings repeat 10

innerHTML vs insertAdjacentHTML vs createContextualFragment: Incrementally append long HTML strings.

Sort vs reduce with objects

Sort and reduce when used with an object

In-Memory vs LocalStorage vs SessionStorage

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insertAdjacentHTML vs appendChild vs append vs insertAdjacentElement vs innerHTML repeat 1000

insertAdjacentHTML vs appendChild vs append vs insertAdjacentElement vs innerHTML

New set vs set clear (working)

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ES6 Class vs Prototype vs Object Literal vs Array

Test the speed and memory usage using 3 different techniques for constructing class objects.

string vs number vs symbol (isolated from symbol creation logic)

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includes-mapping-set

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OffscreenCanvas measureText Japanese

DomCanvas vs OffscreenCanvas

querySelector() vs getElementsByTagName()[0] prerun

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querySelector() vs getElementsByTagName()[0]

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querySelector Checked vs Jquery prop

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Set constructor from array.map vs array.forEach(.add)

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image from ImageDecoder vs native image src

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TEstzgzrg

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Test intArrya

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slice parts

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Deep cloning of array

Deep cloning of array in js

js array spread op with map vs array.from

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getAttribute + setAttribute vs dataset vs Map (for loop 1K)

Compare getAttribute & setAttribute with dataset

getAttribute + setAttribute vs dataset (for loop 1K)

Compare getAttribute & setAttribute with dataset

Callback vs Class method

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Benchmark different converter functions

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