Listing latest benchmark results

Historical Performance Data aggregated from 29 community runs

Desktop Results:
Chrome 17 runs
Substring
8.9M/s
Substr
8.7M/s
Slice
8.2M/s
View exact numbers
  • ✓ Substring: 8,905,709 ops/sec
  • • Substr: 8,690,238 ops/sec
  • • Slice: 8,232,904 ops/sec
Firefox 12 runs
Substr
163.4M/s
Substring
148.4M/s
Slice
144.6M/s

Fastest: Substr (1.1x faster)

View exact numbers
  • ✓ Substr: 163,383,440 ops/sec
  • • Substring: 148,422,336 ops/sec
  • • Slice: 144,576,544 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 146 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36 Edg/146.0.0.0 5 months ago
Chrome 145 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/145.0.0.0 Safari/537.36 7 months ago
Chrome 144 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36 7 months ago
Firefox 147 Ubuntu Benchmark.js Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:147.0) Gecko/20100101 Firefox/147.0 7 months ago
Safari 26 Mac OS X 10.15.7 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.2 Safari/605.1.15 8 months ago
Firefox 145 Mac OS X 10.15 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:145.0) Gecko/20100101 Firefox/145.0 9 months ago
Firefox 141 Ubuntu Benchmark.js Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:141.0) Gecko/20100101 Firefox/141.0 one year ago
Chrome 139 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36 Edg/139.0.0.0 one year ago
Chrome 139 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36 Edg/139.0.0.0 one year ago
Safari 18 Mac OS X 10.15.7 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Safari/605.1.15 one year ago
Firefox 139 Mac OS X 10.15 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:139.0) Gecko/20100101 Firefox/139.0 one year ago
Chrome 137 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36 one year ago
Firefox 138 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64; rv:138.0) Gecko/20100101 Firefox/138.0 one year ago
Chrome 133 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/133.0.0.0 Safari/537.36 one year ago
Chrome 134 Android Benchmark.js Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36 one year ago
Firefox 136 Mac OS X 10.15 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0 one year ago
Chrome 133 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/133.0.0.0 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 Edg/131.0.0.0 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
Firefox 115 Mac OS X 10.14 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:109.0) Gecko/20100101 Firefox/115.0 one year ago
Firefox 115 Mac OS X 10.14 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:109.0) Gecko/20100101 Firefox/115.0 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
Firefox 131 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0 one year ago
Firefox 131 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0 one year ago
Chrome 130 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36 Edg/130.0.0.0 one year ago
Chrome 128 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0 2 years ago
Chrome 126 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36 Edg/126.0.0.0 2 years ago
Chrome 126 Windows Benchmark.js Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36 Edg/126.0.0.0 2 years ago
Chrome 122 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36 2 years ago
Firefox 115 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0 2 years ago
Firefox 115 Linux Benchmark.js Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0 2 years ago
Safari 17 Mac OS X 10.15.7 Benchmark.js Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2 Safari/605.1.15 2 years ago