Run results for: Which equals operator (== vs ===) is faster?

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

test strict equality

83.5M/s

test equality

9.2M/s

View exact numbers

Test name	Executions per second
✓ test strict equality	83,485,472 Ops/sec
test equality	9,151,661 Ops/sec

Tests:

test equality
var n = 0; if (n == 0) { // same type } if (n == '0') { // different type } if (n == {}) { // totally different }
test strict equality
var n = 0; if (n === 0) { // same type } if (n === '0') { // different type } if (n === {}) { // totally different }