Run results for: Math.pow(x,0.5) vs Math.sqrt(x)

Run details:

User agent: Mozilla/5.0 (Android 10; Mobile; rv:87.0) Gecko/87.0 Firefox/87.0

Browser: Firefox Mobile 87

Operating system: Android

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
Math.sqrt	3399.4 Ops/sec
sqrt with Math.pow	3160.1 Ops/sec

Script Preparation code:

var numbers = Array.from(Array(10000), (_,x) => (Math.random()*x));

AخA
 
var numbers = Array.from(Array(10000), (_,x) => (Math.random()*x));

Tests:

Math.sqrt
numbers.forEach(x => Math.sqrt(x));
numbers.forEach(x => Math.sqrt(x));
sqrt with Math.pow
numbers.forEach(x => Math.pow(x,0.5));
numbers.forEach(x => Math.pow(x,0.5));