Listing latest benchmark results

Historical Performance Data aggregated from 5 community runs

Desktop Results:
Chrome 5 runs
Parse/Stringify
632K/s
Native structuredClone
273K/s

Fastest: Parse/Stringify (2.3x faster)

View exact numbers
  • ✓ Parse/Stringify: 632,090 ops/sec
  • • Native structuredClone: 272,840 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Browser OS Engine User Agent When Created
Chrome 142 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.36 8 months ago
Firefox 143 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64; rv:143.0) Gecko/20100101 Firefox/143.0 11 months ago
Chrome 140 Mac OS X 10.15.7 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36 one year ago
Safari 26 Mac OS X 10.15.7 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.0.1 Safari/605.1.15 one year ago
Firefox Mobile 141 Android Benchmark.js Mozilla/5.0 (Android 13; Mobile; rv:141.0) Gecko/141.0 Firefox/141.0 one year ago
Firefox 141 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0 one year ago
Chrome 138 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36 one year ago
Firefox 138 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0 one year ago
Chrome 131 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 Edg/131.0.0.0 one year ago
Mobile Safari 17 iOS 17.5.1 Benchmark.js Mozilla/5.0 (iPhone; CPU iPhone OS 17_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.5 Mobile/15E148 Safari/604.1 one year ago
Chrome 129 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36 one year ago
Firefox 130 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64; rv:130.0) Gecko/20100101 Firefox/130.0 one year ago