Run results for: Date vs Performance.now

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36

Browser: Chrome 147

Operating system: Windows

Device Platform: Desktop

Date tested: 2 months ago

Date.now

18.7M/s

Performance.now

4.1M/s

View exact numbers

Test name	Executions per second
✓ Date.now	18,664,618 Ops/sec
Performance.now	4,114,710 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

/*your preparation JavaScript code goes here
To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
async function globalMeasureThatScriptPrepareFunction() {
    // This function is optional, feel free to remove it.
    // await someThing();
}

Tests:

Performance.now
function testPerformanceNowSingle() { return performance.now(); }; testPerformanceNowSingle();
Date.now
function testDateNowSingle() { return Date.now(); }; testDateNowSingle();