Tested 2026-09-20 14:54:53 using Chrome (script).(runtime settings)
Every collected metric, grouped by what it tells you, with min / median / mean / p90 / max across all runs. Click a column header to sort.
How the Coach rates the pages, 0–100; higher is better.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Coach score | 73 | 79 | 79 | 83 | 83 |
| Coach performance score | 65 | 81 | 79 | 88 | 88 |
| Privacy score | 74 | 80 | 78 | 80 | 80 |
| Best Practice score | 72 | 76 | 78 | 88 | 88 |
The user experience milestones, plus the classic navigation timings.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Largest Contentful Paint | 1.936 s | 2.964 s | 2.993 s | 4.108 s | 4.108 s |
| First Contentful Paint | 1.936 s | 2.858 s | 2.940 s | 4.108 s | 4.108 s |
| First Paint | 1.936 s | 2.858 s | 2.940 s | 4.108 s | 4.108 s |
| First Paint | 1.936 s | 2.858 s | 2.940 s | 4.108 s | 4.108 s |
| Cumulative Layout Shift | 0 | 0.0948 | 0.0953 | 0.1916 | 0.1916 |
| Total Blocking Time | 346 ms | 911 ms | 973 ms | 1.724 s | 1.724 s |
| Max Potential First Input Delay | 279 ms | 330 ms | 391 ms | 625 ms | 625 ms |
| Fully Loaded | 3.886 s | 5.630 s | 5.873 s | 8.344 s | 8.344 s |
| backEndTime | 942 ms | 1.966 s | 1.930 s | 2.844 s | 2.844 s |
| domContentLoadedTime | 2.685 s | 3.797 s | 3.855 s | 5.141 s | 5.141 s |
| domInteractiveTime | 2.684 s | 3.797 s | 3.855 s | 5.141 s | 5.141 s |
| domainLookupTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| frontEndTime | 754 ms | 1.547 s | 2.199 s | 4.949 s | 4.949 s |
| pageDownloadTime | 111 ms | 580 ms | 708 ms | 1.562 s | 1.562 s |
| pageLoadTime | 3.208 s | 3.960 s | 4.837 s | 8.220 s | 8.220 s |
| redirectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverConnectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverResponseTime | 528 ms | 1.828 s | 1.753 s | 2.828 s | 2.828 s |
What the film strip shows: when content became visible on screen.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| First Visual Change | 1.933 s | 2.867 s | 3.208 s | 5.167 s | 5.167 s |
| Speed Index | 2.462 s | 3.695 s | 4.076 s | 6.452 s | 6.452 s |
| Visual Complete 85% | 2.600 s | 5.817 s | 5.575 s | 8.067 s | 8.067 s |
| Visual Complete 95% | 2.600 s | 5.817 s | 7.133 s | 14.300 s | 14.300 s |
| Visual Complete 99% | 3.933 s | 6.500 s | 7.808 s | 14.300 s | 14.300 s |
| Last Visual Change | 4.033 s | 10.334 s | 9.750 s | 14.300 s | 14.300 s |
| Largest Image | 1.933 s | 2.867 s | 3.208 s | 5.167 s | 5.167 s |
| Heading | 2.400 s | 5.800 s | 5.400 s | 7.600 s | 7.600 s |
Main thread work: long tasks block the page from reacting to input.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| CPU Long Tasks | 6 | 10 | 11 | 16 | 16 |
| CPU Long Tasks total duration | 728 ms | 1.454 s | 1.602 s | 2.773 s | 2.773 s |
| CPU Parse HTML | 122 ms | 546 ms | 556 ms | 1.010 s | 1.010 s |
| CPU Style Layout | 209 ms | 620 ms | 546 ms | 734 ms | 734 ms |
| CPU Paint Composite Render | 57 ms | 175 ms | 171 ms | 278 ms | 278 ms |
| CPU Script Parse Compile | 14 ms | 21 ms | 22 ms | 31 ms | 31 ms |
| CPU Script Evaluation | 935 ms | 1.611 s | 1.766 s | 2.907 s | 2.907 s |
Bytes over the wire, by content type.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image size | 2.7 KB | 73.9 KB | 76.6 KB | 156.0 KB | 156.0 KB |
| HTML size | 20.3 KB | 167.7 KB | 173.5 KB | 338.3 KB | 338.3 KB |
| CSS size | 29.8 KB | 31.4 KB | 31.4 KB | 33.1 KB | 33.1 KB |
| Javascript size | 46.8 KB | 208.1 KB | 217.5 KB | 406.9 KB | 406.9 KB |
| Font size | 0 b | 0 b | 0 b | 0 b | 0 b |
| Total size | 408.1 KB | 491.4 KB | 516.1 KB | 673.5 KB | 673.5 KB |
How many round trips the browser needed to build the page.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image requests | 1 | 3 | 7 | 22 | 22 |
| CSS requests | 1 | 1 | 2 | 3 | 3 |
| Javascript requests | 3 | 3 | 4 | 7 | 7 |
| Font requests | 0 | 0 | 0 | 0 | 0 |
| Total requests | 12 | 23 | 44 | 118 | 118 |
Everything that is not a 2xx is a detour: redirects cost time, 4xx/5xx are errors.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| 200 responses | 10 | 20 | 25 | 49 | 49 |
| 202 responses | 1 | 2 | 2 | 2 | 2 |
| 302 responsesredirect heavy | 3 | 35 | 35 | 67 | 67 |