Benchmark: querySelector vs innerText vs offsetWidth vs outerText - MeasureThat.net

HTML Preparation code:

<div id="testdiv">
  <div id="unique" class="unique" name="unique" data-unique="1">test</div>
</div>

Tests:

querySelector
document.querySelector('.unique')
innerText
document.querySelector('.unique').innerText
offsetWidth
document.querySelector('.unique').offsetWidth
innerHTML
document.querySelector('.unique').innerHTML
outerText
document.querySelector('.unique').outerText
textContent
document.querySelector('.unique').textContent

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
querySelector
innerText
offsetWidth
innerHTML
outerText
textContent

Fastest: N/A

Slowest: N/A

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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/112.0.0.0 Safari/537.36

Browser/OS: Chrome 112 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
querySelector	4884794.0 Ops/sec
innerText	970119.3 Ops/sec
offsetWidth	1009737.0 Ops/sec
innerHTML	3397730.0 Ops/sec
outerText	946291.3 Ops/sec
textContent	3348812.0 Ops/sec