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/125.0.0.0 Safari/537.36
Chrome 125
Windows
Desktop
2 years ago
getElementsByClassName
4.0M/s
getElementsByID
3.8M/s
querySelector
3.1M/s
querySelector (ID)
1.8M/s
querySelectorAll
1.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 3,969,646 Ops/sec
getElementsByID 3,769,396 Ops/sec
querySelector 3,063,565 Ops/sec
querySelector (ID) 1,849,670 Ops/sec
querySelectorAll 1,350,572 Ops/sec
HTML Preparation code:
Tests: