MeasureThat.net
  • Create a benchmark
  • Online Toolsnew
  • About
  • Feedback
  • Buy me a coffeeBuy me a coffee

Run results for: querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID

Go to the benchmark
Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 14_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.3 Mobile/15E148 Safari/604.1
Mobile Safari 14
iOS 14.4
Mobile
3 years ago
Test name Executions per second
querySelector 5674122.0 Ops/sec
querySelectorAll 3548864.0 Ops/sec
getElementsByClassName 7282458.0 Ops/sec
querySelector (ID) 4954796.0 Ops/sec
getElementsByID 7278852.0 Ops/sec
Website performance monitoring
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID