Run results for: Array.prototype.concat vs spread operator with more numbers

Run details:

User agent: Mozilla/5.0 (Linux; Android 8.0.0; SM-G935F Build/R16NW) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Mobile Safari/537.36

Browser: Chrome Mobile 67

Operating system: Android 8.0.0

Device Platform: Mobile

Date tested: 5 years ago

Test name	Executions per second
Array.prototype.concat	1217551.0 Ops/sec
spread operator	1503312.0 Ops/sec

Tests:

Array.prototype.concat
var first = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20] var second = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20] var other = first.concat(second);
spread operator
var first = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20] var second = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20] var other = [ ...first, ...second ]