Listing latest benchmark results

Historical Performance Data aggregated from 6 community runs

Desktop Results:
Chrome 6 runs
slice
103.2M/s
slice(0)
98.5M/s
Push
61.6M/s
spread operator
53.8M/s
Array.prototype.concat
16.3M/s
for loop
15.7M/s
Array.from
13.7M/s
Object.assign
2.4M/s

Fastest: slice (43.7x faster)

View exact numbers
  • ✓ slice: 103,156,480 ops/sec
  • • slice(0): 98,494,936 ops/sec
  • • Push: 61,634,896 ops/sec
  • • spread operator: 53,840,336 ops/sec
  • • Array.prototype.concat: 16,327,606 ops/sec
  • • for loop: 15,659,686 ops/sec
  • • Array.from: 13,708,486 ops/sec
  • • Object.assign: 2,360,165 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 135 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/135.0.0.0 Safari/537.36 one year ago
Chrome 132 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/132.0.0.0 Safari/537.36 Edg/132.0.0.0 one year ago
Chrome 127 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/127.0.0.0 Safari/537.36 2 years ago
Chrome 125 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36 2 years ago
Chrome 125 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36 2 years ago
Chrome 122 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36 2 years ago