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

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Chrome 123
Windows
Desktop
2 years ago
getElementsByClassName
6.1M/s
getElementsByID
5.7M/s
querySelector
4.9M/s
querySelector (ID)
3.3M/s
querySelectorAll
2.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 6,146,241 Ops/sec
getElementsByID 5,727,419 Ops/sec
querySelector 4,935,549 Ops/sec
querySelector (ID) 3,320,138 Ops/sec
querySelectorAll 2,424,648 Ops/sec
HTML Preparation code:
Tests: