Run results for: object.assign vs new class extends

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 days ago

Test name	Executions per second
extend and create	585189.0 Ops/sec
object.assign	1227020.1 Ops/sec

Tests:

extend and create
class Vehicle { constructor(name){ this.name = name; } } class Ev extends Vehicle { constructor(name, charge){ super(name); this.charge = charge; } } const car = new Ev("leaf",90);
object.assign
class Vehicle { constructor(name){ this.name = name; } } const car = Object.assign(new Vehicle("leaf"),{ charge: 90 })