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

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
Chrome 133
Windows
Desktop
one year ago
getElementsByClassName
6.8M/s
getElementsByID
5.9M/s
querySelector
4.9M/s
querySelector (ID)
1.6M/s
querySelectorAll
1.0M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 6,771,096 Ops/sec
getElementsByID 5,863,745 Ops/sec
querySelector 4,865,746 Ops/sec
querySelector (ID) 1,638,875 Ops/sec
querySelectorAll 1,028,323 Ops/sec
HTML Preparation code:
Tests: