Run results for: class vs object create

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Object.create

1.5M/s

class

1.3M/s

View exact numbers

Test name	Executions per second
✓ Object.create	1,526,127 Ops/sec
class	1,315,147 Ops/sec

Tests:

class
class ObjClass { constructor(name, age) { this.name = name this.age = age } getName() { return this.name } getAge() { return this.age } } const objClass = new ObjClass("john", 42) objClass.getName() objClass.getAge()
Object.create
const proto = { getName() { return this.name }, getAge() { return this.age } } let obj = Object.create(proto) obj.name = "john" obj.age = 42 obj.getName() obj.getAge()