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

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0
Firefox 136
Mac OS X 10.15
Desktop
one year ago
getElementsByID
11.2M/s
getElementsByClassName
11.0M/s
querySelector
7.1M/s
querySelector (ID)
7.1M/s
querySelectorAll
3.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 11,162,814 Ops/sec
getElementsByClassName 11,017,134 Ops/sec
querySelector 7,101,262 Ops/sec
querySelector (ID) 7,075,019 Ops/sec
querySelectorAll 3,358,333 Ops/sec
HTML Preparation code:
Tests: