Listing latest benchmark results

Historical Performance Data aggregated from 9 community runs

Desktop Results:
Chrome 9 runs
spread
8.9M/s
obj.assign
3.1M/s
Ramda clone
2.2M/s
manual stack
1.8M/s
og hand rolled (still recursive)
1.6M/s
Lodash cloneDeep
1.4M/s
Json clone
1.1M/s
hand rolled
1.1M/s

Fastest: spread (8.5x faster)

View exact numbers
  • ✓ spread: 8,941,401 ops/sec
  • • obj.assign: 3,086,149 ops/sec
  • • Ramda clone: 2,168,114 ops/sec
  • • manual stack: 1,848,455 ops/sec
  • • og hand rolled (still recursive): 1,636,745 ops/sec
  • • Lodash cloneDeep: 1,394,485 ops/sec
  • • Json clone: 1,112,394 ops/sec
  • • hand rolled: 1,052,149 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 136 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36 Edg/136.0.0.0 one year ago
Chrome 130 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/130.0.0.0 Safari/537.36 one year ago
Chrome 129 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36 one year ago
Chrome 126 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/126.0.0.0 Safari/537.36 2 years ago
Chrome 126 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/126.0.0.0 Safari/537.36 2 years ago
Chrome 126 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/126.0.0.0 Safari/537.36 2 years ago
Chrome 124 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/124.0.0.0 Safari/537.36 2 years ago
Chrome 121 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/121.0.0.0 Safari/537.36 2 years ago
Chrome 123 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/123.0.0.0 Safari/537.36 2 years ago