Historical Performance Data aggregated from 5 community runs

Desktop Results:
Chrome 5 runs
new Map
90K/s
Object spread
17K/s
Object assign
17K/s

Fastest: new Map (5.3x faster)

View exact numbers
  • new Map: 89,877 ops/sec
  • Object spread: 17,376 ops/sec
  • Object assign: 16,867 ops/sec

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

Browser OS User Agent When Created
Mobile Safari 18 iOS 18.0 Mozilla/5.0 (iPhone; CPU iPhone OS 18_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.0 Mobile/15E148 Safari/604.1 one year ago
Mobile Safari 18 iOS 18.3.2 Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Mobile/15E148 Safari/604.1 one year ago
Firefox 138 Windows Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0 one year ago
Firefox 138 Windows Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0 one year ago
Chrome 126 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36 2 years ago
Chrome 123 Windows Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36 2 years ago
Chrome 122 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36 2 years ago
Chrome 120 Mac OS X 10.15.7 Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 2 years ago
Chrome 120 Linux Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 2 years ago
Firefox 120 Linux Mozilla/5.0 (X11; Linux x86_64; rv:120.0) Gecko/20100101 Firefox/120.0 2 years ago