Run results for: Intl.Collator.compare() lowercase vs sensitivity

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

lowercase

8.7M/s

sensitivity

7.4M/s

View exact numbers

Test name	Executions per second
✓ lowercase	8,741,430 Ops/sec
sensitivity	7,377,429 Ops/sec

Script Preparation code:

var a = "FOO BAR";
var b = "foo bar";

var options = {
  sensitivity: 'accent'
};

var collator1 = new Intl.Collator(undefined, options);
var collator2 = new Intl.Collator();

Tests:

lowercase
collator2.compare(a.toLowerCase(), b.toLowerCase()) === 0
sensitivity
collator1.compare(a, b) === 0