Benchmark: Multiply using Decimal.js vs Multiply using native numbers with Math.pow to 10 decimals

HTML Preparation code:

<script src='https://cdn.jsdelivr.net/npm/decimal.js-light@2.5.0/decimal.min.js'></script>

Script Preparation code:

var x = 5.236;

Tests:

Multiply using Decimal.js
for (var i = 0; i < 1000; i++) { Decimal('0.00253452345').times(Decimal('0.042234')) }
Multiply using native numbers with Math.pow
let precision = 10, factor = Math.pow(10, precision), first = 0.00253452345, sec = 0.042234; for (var i = 0; i < 1000; i++) { (Math.round(first * factor) * Math.round(sec * factor)) / (factor * factor) }

Rendered benchmark preparation results:

Previous results

Test case name	Result
Multiply using Decimal.js
Multiply using native numbers with Math.pow

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36 Edg/130.0.0.0

Browser/OS: Chrome 130 on Mac OS X 10.15.7

Multiply using native numbers with Math.pow

9K/s

Multiply using Decimal.js

1K/s

View exact numbers

Test name	Executions per second
✓ Multiply using native numbers with Math.pow	9,073 Ops/sec
Multiply using Decimal.js	1,484 Ops/sec

Multiply using Decimal.js vs Multiply using native numbers with Math.pow to 10 decimals (version: 1)