Benchmark: Number.toLocaleString vs Intl.NumberFormat - random numbers

Tests:

Intl.NumberFormat
const currencyPlayNumber = Math.random() * 10000; const translatedString = new Intl.NumberFormat(undefined, { style: 'currency', currency: 'RUB', }).format(currencyPlayNumber);
Number.toLocaleString
const currencyPlayNumber = Math.random() * 10000; const translatedString = currencyPlayNumber.toLocaleString(undefined, { style: 'currency', currency: 'RUB', })

Rendered benchmark preparation results:

Previous results

Test case name	Result
Intl.NumberFormat
Number.toLocaleString

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Mac OS X 10.15.7

Number.toLocaleString

56K/s

Intl.NumberFormat

55K/s

View exact numbers

Test name	Executions per second
✓ Number.toLocaleString	56,368 Ops/sec
Intl.NumberFormat	54,861 Ops/sec

Number.toLocaleString vs Intl.NumberFormat - random numbers (version: 1)