Run results for: Number.toLocaleString vs Intl.NumberFormat

Run details:

User agent: Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Chrome OS 14541.0.0

Device Platform: Desktop

Date tested: one year ago

Number.toLocaleString

57K/s

Intl.NumberFormat

57K/s

View exact numbers

Test name	Executions per second
✓ Number.toLocaleString	57,442 Ops/sec
Intl.NumberFormat	56,552 Ops/sec

Tests:

Intl.NumberFormat
const currencyPlayNumber = 1; const translatedString = new Intl.NumberFormat(undefined, { style: 'currency', currency: 'RUB', }).format(currencyPlayNumber);
Number.toLocaleString
const currencyPlayNumber = 1; const translatedString = currencyPlayNumber.toLocaleString(undefined, { style: 'currency', currency: 'RUB', })