Measurement
Benchmark builder
Analyze measured sample suites: ranking, mean, population variance, and differences/ratios against the fastest mean.
Ready when you are
01
Add your contentPaste text or try a sample
02
Choose an actionClear options. Predictable results.
03
Take it with youCopy, download and carry on
Using this tool
Summarize existing performance samples, rank smaller means first, and report population variance and ratios.
Actions: Export Markdown table · Export bullet list
Example
Enter one measurement suite per line, choose ms and Markdown table; lower values rank first.
Example action and settings
Action: Export Markdown table Measurement unit: ms
Input / action
Fast: 5, 10 Slow: 8, 12
Result / expected behavior
| Rank | Suite | Samples | Mean | Variance | Delta | Ratio | | --- | --- | --- | --- | --- | --- | --- | | 1 | Fast | 2 | 7.5 ms | 6.25 | 0 | 1 | | 2 | Slow | 2 | 10 ms | 4 | 2.5 | 1.3333333333333 |
Available options: Measurement unit
Scope and limitations
- Does not run benchmarks; the lower editor and upper text input are separate and unsynchronized.
Common mistakes
- Use the same unit across suites; variance is in squared units and is not standard deviation.
Related tools
Privacy and browser support
Input is processed in this browser. Do not use real keys or active sensitive credentials as demonstration data. Device features require browser support and your permission.