isNaN vs Number.isNaN vs Self comparison (version: 1)

Comparing performance of: isNaN vs Number.isNaN vs cachedIsNaN vs Self comparison

Created: one year ago by: Guest
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Script Preparation code:
Tests:

Historical Performance Data aggregated from 17 community runs

Mobile Results:
Chrome 17 runs
Self comparison
11.4M/s
Number.isNaN
11.3M/s
isNaN
11.2M/s
cachedIsNaN
11.0M/s
View exact numbers
  • ✓ Self comparison: 11,397,316 ops/sec
  • • Number.isNaN: 11,299,566 ops/sec
  • • isNaN: 11,192,687 ops/sec
  • • cachedIsNaN: 10,962,411 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    isNaN
    Number.isNaN
    cachedIsNaN
    Self comparison

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 7 months ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36
Chrome 143 on Windows
View result in a separate tab
isNaN
224.8M/s
Number.isNaN
216.8M/s
cachedIsNaN
211.8M/s
Self comparison
207.5M/s
View exact numbers
Test name Executions per second
✓ isNaN 224,803,632 Ops/sec
Number.isNaN 216,775,696 Ops/sec
cachedIsNaN 211,760,080 Ops/sec
Self comparison 207,475,216 Ops/sec

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