Run results for: json stringify vs object tostring

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.3.1

Device Platform: Mobile

Date tested: one year ago

toString

127.0M/s

JSON.stringify

10.7M/s

View exact numbers

Test name	Executions per second
✓ toString	127,009,096 Ops/sec
JSON.stringify	10,731,533 Ops/sec

Script Preparation code:

function makeTestData() { return { name: "Matheus de Sousa Martins", age: 30, phone: "999999999999" }; }

Tests: