Listing latest benchmark results

Historical Performance Data aggregated from 5 community runs

Desktop Results:
Chrome 5 runs
Array.prototype.slice [direct call]
7.3M/s
Spread operator
7.2M/s
Array.prototype.concat [direct call]
4.2M/s
Array.prototype.slice [saved function call]
4.0M/s
Array.prototype.concat [saved function call]
2.9M/s

Fastest: Array.prototype.slice [direct call] (2.5x faster)

View exact numbers
  • ✓ Array.prototype.slice [direct call]: 7,289,025 ops/sec
  • • Spread operator: 7,163,939 ops/sec
  • • Array.prototype.concat [direct call]: 4,224,778 ops/sec
  • • Array.prototype.slice [saved function call]: 3,960,596 ops/sec
  • • Array.prototype.concat [saved function call]: 2,875,642 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 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 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
Chrome 122 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/122.0.0.0 Safari/537.36 2 years ago
Chrome 122 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/122.0.0.0 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
Opera 104 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36 OPR/104.0.0.0 2 years ago