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/134.0.0.0 Safari/537.36
Chrome 134
Windows
Desktop
one year ago
getElementsByClassName
35.2M/s
getElementsByID
28.0M/s
querySelector
19.9M/s
querySelector (ID)
8.9M/s
querySelectorAll
6.1M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 35,180,384 Ops/sec
getElementsByID 27,997,962 Ops/sec
querySelector 19,916,172 Ops/sec
querySelector (ID) 8,920,245 Ops/sec
querySelectorAll 6,132,608 Ops/sec
HTML Preparation code:
Tests: