MeasureThat.net

Run results for: getElementById VS querySelector (simple comparison)

A simple comparison of performance between these two methods. (Medium, @benlmsc)

Go to the benchmark
Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.5 Mobile/15E148 Safari/604.1
Mobile Safari 15
iOS 15.5
Mobile
2 years ago
Test name Executions per second
The method getElementById() 12841792.0 Ops/sec
The method querySelector() 6948738.5 Ops/sec
HTML Preparation code:
Tests:

  • The method getElementById()

  • The method querySelector()