Tested 2026-09-24 06:02:21 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 | 75 | 78 | 79 | 83 | 83 |
| Coach performance score | 68 | 80 | 79 | 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 | 2.552 s | 3.404 s | 3.569 s | 4.916 s | 4.916 s |
| First Contentful Paint | 2.420 s | 3.404 s | 3.536 s | 4.916 s | 4.916 s |
| First Paint | 2.420 s | 3.404 s | 3.536 s | 4.916 s | 4.916 s |
| First Paint | 2.420 s | 3.404 s | 3.536 s | 4.916 s | 4.916 s |
| Cumulative Layout Shift | 0 | 0.0949 | 0.0954 | 0.1916 | 0.1916 |
| Total Blocking Time | 351 ms | 910 ms | 800 ms | 1.031 s | 1.031 s |
| Max Potential First Input Delay | 302 ms | 398 ms | 421 ms | 585 ms | 585 ms |
| Fully Loaded | 3.807 s | 6.126 s | 5.936 s | 7.684 s | 7.684 s |
| backEndTime | 1.722 s | 2.213 s | 2.203 s | 2.662 s | 2.662 s |
| domContentLoadedTime | 2.624 s | 4.663 s | 4.403 s | 5.662 s | 5.662 s |
| domInteractiveTime | 2.624 s | 4.662 s | 4.403 s | 5.662 s | 5.662 s |
| domainLookupTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| frontEndTime | 1.267 s | 2.206 s | 2.536 s | 4.464 s | 4.464 s |
| pageDownloadTime | 16 ms | 547 ms | 711 ms | 1.736 s | 1.736 s |
| pageLoadTime | 3.154 s | 5.543 s | 5.449 s | 7.556 s | 7.556 s |
| redirectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverConnectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverResponseTime | 442 ms | 2.286 s | 2.116 s | 3.451 s | 3.451 s |
What the film strip shows: when content became visible on screen.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| First Visual Change | 2.433 s | 3.883 s | 3.792 s | 4.967 s | 4.967 s |
| Speed Index | 2.486 s | 4.641 s | 4.463 s | 6.082 s | 6.082 s |
| Visual Complete 85% | 2.567 s | 6.234 s | 5.617 s | 7.434 s | 7.434 s |
| Visual Complete 95% | 2.567 s | 6.234 s | 7.284 s | 14.100 s | 14.100 s |
| Visual Complete 99% | 3.933 s | 6.417 s | 7.717 s | 14.100 s | 14.100 s |
| Last Visual Change | 4.033 s | 8.567 s | 8.883 s | 14.367 s | 14.367 s |
| Largest Image | 2.433 s | 3.883 s | 3.792 s | 4.967 s | 4.967 s |
| Heading | 2.433 s | 6.184 s | 5.458 s | 7.033 s | 7.033 s |
Main thread work: long tasks block the page from reacting to input.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| CPU Long Tasks | 6 | 12 | 11 | 14 | 14 |
| CPU Long Tasks total duration | 731 ms | 1.676 s | 1.739 s | 2.871 s | 2.871 s |
| CPU Parse HTML | 129 ms | 539 ms | 581 ms | 1.115 s | 1.115 s |
| CPU Style Layout | 203 ms | 531 ms | 493 ms | 705 ms | 705 ms |
| CPU Paint Composite Render | 66 ms | 154 ms | 151 ms | 231 ms | 231 ms |
| CPU Script Parse Compile | 13 ms | 20 ms | 22 ms | 34 ms | 34 ms |
| CPU Script Evaluation | 971 ms | 1.649 s | 1.739 s | 2.686 s | 2.686 s |
Bytes over the wire, by content type.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image size | 2.7 KB | 73.9 KB | 69.4 KB | 127.1 KB | 127.1 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 | 208.4 KB | 217.7 KB | 406.4 KB | 406.4 KB |
| Font size | 0 b | 0 b | 0 b | 0 b | 0 b |
| Total size | 408.5 KB | 491.9 KB | 509.2 KB | 644.5 KB | 644.5 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 |