Listing latest benchmark results

Historical Performance Data aggregated from 9 community runs

Desktop Results:
Chrome 9 runs
immer freeze
8.1M/s
baseline copy / freeze
3.7M/s
immer produce
3.0M/s
deep freeze
163K/s
immutable copy
30K/s

Fastest: immer freeze (271.2x faster)

View exact numbers
  • ✓ immer freeze: 8,117,907 ops/sec
  • • baseline copy / freeze: 3,746,040 ops/sec
  • • immer produce: 2,986,304 ops/sec
  • • deep freeze: 162,788 ops/sec
  • • immutable copy: 29,933 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 134 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/134.0.0.0 Safari/537.36 one year ago
Chrome 134 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/134.0.0.0 Safari/537.36 one year ago
Chrome 134 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36 one year ago
Chrome 133 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 one year ago
Chrome 131 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/131.0.0.0 Safari/537.36 one year ago
Chrome 131 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 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 one year ago
Chrome 129 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/129.0.0.0 Safari/537.36 one year ago
Mobile Safari 17 iOS 17.3.1 Benchmark.js Mozilla/5.0 (iPhone; CPU iPhone OS 17_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.3.1 Mobile/15E148 Safari/604.1 2 years ago
Chrome 120 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/120.0.0.0 Safari/537.36 2 years ago
Firefox 113 Ubuntu Benchmark.js Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/113.0 2 years ago