Tested 2026-09-20 11:33:08 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 | 78 | 78 | 83 | 83 |
| Coach performance score | 65 | 80 | 78 | 87 | 87 |
| 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 | 2.544 s | 3.670 s | 3.698 s | 4.908 s | 4.908 s |
| First Contentful Paint | 2.544 s | 3.600 s | 3.663 s | 4.908 s | 4.908 s |
| First Paint | 2.544 s | 3.600 s | 3.663 s | 4.908 s | 4.908 s |
| First Paint | 2.544 s | 3.600 s | 3.663 s | 4.908 s | 4.908 s |
| Cumulative Layout Shift | 0 | 0.0948 | 0.0953 | 0.1916 | 0.1916 |
| Total Blocking Time | 324 ms | 909 ms | 858 ms | 1.291 s | 1.291 s |
| Max Potential First Input Delay | 271 ms | 349 ms | 358 ms | 461 ms | 461 ms |
| Fully Loaded | 4.159 s | 6.088 s | 6.707 s | 10.492 s | 10.492 s |
| backEndTime | 1.341 s | 2.383 s | 2.453 s | 3.705 s | 3.705 s |
| domContentLoadedTime | 2.978 s | 4.433 s | 4.459 s | 5.991 s | 5.991 s |
| domInteractiveTime | 2.978 s | 4.433 s | 4.459 s | 5.991 s | 5.991 s |
| domainLookupTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| frontEndTime | 802 ms | 1.421 s | 2.469 s | 6.231 s | 6.231 s |
| pageDownloadTime | 15 ms | 561 ms | 839 ms | 2.220 s | 2.220 s |
| pageLoadTime | 3.502 s | 4.589 s | 5.761 s | 10.362 s | 10.362 s |
| redirectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverConnectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverResponseTime | 484 ms | 1.950 s | 2.277 s | 4.723 s | 4.723 s |
What the film strip shows: when content became visible on screen.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| First Visual Change | 2.566 s | 3.600 s | 3.925 s | 5.934 s | 5.934 s |
| Speed Index | 2.819 s | 4.442 s | 4.733 s | 7.230 s | 7.230 s |
| Visual Complete 85% | 2.900 s | 6.300 s | 6.200 s | 9.300 s | 9.300 s |
| Visual Complete 95% | 2.900 s | 6.300 s | 7.642 s | 15.067 s | 15.067 s |
| Visual Complete 99% | 4.267 s | 6.984 s | 8.325 s | 15.067 s | 15.067 s |
| Last Visual Change | 4.333 s | 10.917 s | 10.458 s | 15.667 s | 15.667 s |
| Largest Image | 2.566 s | 3.600 s | 3.925 s | 5.934 s | 5.934 s |
| Heading | 2.767 s | 6.283 s | 6.050 s | 8.867 s | 8.867 s |
Main thread work: long tasks block the page from reacting to input.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| CPU Long Tasks | 5 | 10 | 10 | 14 | 14 |
| CPU Long Tasks total duration | 647 ms | 1.535 s | 1.440 s | 2.044 s | 2.044 s |
| CPU Parse HTML | 134 ms | 540 ms | 542 ms | 952 ms | 952 ms |
| CPU Style Layout | 211 ms | 579 ms | 521 ms | 714 ms | 714 ms |
| CPU Paint Composite Render | 65 ms | 165 ms | 176 ms | 308 ms | 308 ms |
| CPU Script Parse Compile | 17 ms | 20 ms | 22 ms | 33 ms | 33 ms |
| CPU Script Evaluation | 936 ms | 1.641 s | 1.698 s | 2.574 s | 2.574 s |
Bytes over the wire, by content type.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image size | 2.7 KB | 73.9 KB | 76.9 KB | 157.0 KB | 157.0 KB |
| HTML size | 20.3 KB | 167.7 KB | 173.5 KB | 338.2 KB | 338.2 KB |
| CSS size | 29.8 KB | 31.4 KB | 31.4 KB | 33.1 KB | 33.1 KB |
| Javascript size | 47.8 KB | 208.1 KB | 217.4 KB | 405.8 KB | 405.8 KB |
| Font size | 0 b | 0 b | 0 b | 0 b | 0 b |
| Total size | 408.1 KB | 491.9 KB | 516.3 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 |