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/133.0.0.0 Safari/537.36 Edg/133.0.0.0
Chrome 133
Windows
Desktop
one year ago
getElementsByClassName
11.3M/s
getElementsByID
8.5M/s
querySelector
6.0M/s
querySelector (ID)
2.9M/s
querySelectorAll
2.2M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 11,323,902 Ops/sec
getElementsByID 8,471,219 Ops/sec
querySelector 6,007,404 Ops/sec
querySelector (ID) 2,889,613 Ops/sec
querySelectorAll 2,159,140 Ops/sec
HTML Preparation code:
Tests: