Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

isNumber vs unary cast

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Cached querySelector single

Testing if caching querySelector makes a diference

JS loops comparison

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value comparison vs. JSON.stringify

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ES6 Class vs Prototype vs Object Literal v3

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

Array 2000 spread vs concat

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RegEx.test vs. String.includes vs. String.match vs String.replace vs String.replace classic

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RegEx.test vs. String.includes vs. String.match vs String.replace

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Compare typeof vs null check 2

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set.has vs. array.includes vs array.indexOf on big data

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endsWith vs Regex aspx ending

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endsWith vs Regex aspx

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Set has vs object key 2

performance comparison of ways to find if an array contains a value

Array Intersection vs. Set Intersection vs. Lodash part 6

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String() vs "as string"

Typescript check of 'String' vs 'as string'

bitwise vs string compare

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some vs for..of

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11111111

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big for loop vs multiple small for loops

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Lodash orderBy (fn) vs array.prototype.sort small array

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Lodash orderBy (fn) vs array.prototype.sort

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Hardcoded Array vs Array.from() vs new Array() vs push

Testing the difference between creating filled arrays.

json stringify vs array tostring - complex structures

Tests performance of Array.toString vs JSON.stringify for complex structures (array of objects as opposed to array of primitive types)

DataView vs Uint8Array by bytes write + read

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TestISOvsConcat2

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