Tested 2026-09-20 14:15:40 using Firefox (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 | 78 | 82 | 81 | 82 | 82 |
| Coach performance score | 82 | 89 | 88 | 89 | 89 |
| Privacy score | 80 | 80 | 80 | 80 | 80 |
| Best Practice score | 62 | 62 | 62 | 62 | 62 |
The user experience milestones, plus the classic navigation timings.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Largest Contentful Paint | 1.955 s | 2.044 s | 2.496 s | 4.282 s | 4.282 s |
| First Contentful Paint | 1.410 s | 1.509 s | 1.884 s | 3.565 s | 3.565 s |
| First Paint | 1.410 s | 1.509 s | 1.884 s | 3.565 s | 3.565 s |
| Fully Loaded | 2.160 s | 2.349 s | 3.036 s | 5.779 s | 5.779 s |
| backEndTime | 250 ms | 360 ms | 588 ms | 1.668 s | 1.668 s |
| domContentLoadedTime | 1.422 s | 1.515 s | 1.893 s | 3.571 s | 3.571 s |
| domInteractiveTime | 1.421 s | 1.515 s | 1.891 s | 3.570 s | 3.570 s |
| domainLookupTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| frontEndTime | 1.136 s | 2.066 s | 2.205 s | 3.595 s | 3.595 s |
| pageDownloadTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| pageLoadTime | 1.434 s | 2.362 s | 2.792 s | 5.262 s | 5.262 s |
| redirectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverConnectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverResponseTime | 242 ms | 352 ms | 580 ms | 1.659 s | 1.659 s |
What the film strip shows: when content became visible on screen.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| First Visual Change | 1.466 s | 1.566 s | 1.933 s | 3.600 s | 3.600 s |
| Speed Index | 1.589 s | 1.694 s | 2.056 s | 3.673 s | 3.673 s |
| Visual Complete 85% | 1.966 s | 2.066 s | 2.373 s | 3.600 s | 3.600 s |
| Visual Complete 95% | 2.200 s | 2.400 s | 2.753 s | 4.200 s | 4.200 s |
| Visual Complete 99% | 2.200 s | 2.400 s | 2.753 s | 4.200 s | 4.200 s |
| Last Visual Change | 2.200 s | 2.400 s | 2.773 s | 4.300 s | 4.300 s |
| Largest Image | 2.200 s | 2.400 s | 2.753 s | 4.200 s | 4.200 s |
| Heading | 2.200 s | 2.400 s | 2.633 s | 3.600 s | 3.600 s |
Bytes over the wire, by content type.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image size | 35.4 KB | 35.4 KB | 35.4 KB | 35.4 KB | 35.4 KB |
| HTML size | 412.5 KB | 412.5 KB | 412.5 KB | 412.5 KB | 412.5 KB |
| CSS size | 27.3 KB | 27.3 KB | 27.3 KB | 27.3 KB | 27.3 KB |
| Javascript size | 53.4 KB | 56.0 KB | 55.5 KB | 56.0 KB | 56.0 KB |
| Font size | 0 b | 0 b | 0 b | 0 b | 0 b |
| Total size | 555.9 KB | 558.4 KB | 557.9 KB | 558.4 KB | 558.4 KB |
How many round trips the browser needed to build the page.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image requests | 6 | 7 | 7 | 7 | 7 |
| CSS requests | 2 | 2 | 2 | 2 | 2 |
| Javascript requests | 2 | 3 | 3 | 3 | 3 |
| Font requests | 0 | 0 | 0 | 0 | 0 |
| Total requests | 36 | 38 | 38 | 38 | 38 |
Everything that is not a 2xx is a detour: redirects cost time, 4xx/5xx are errors.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| 200 responses | 35 | 37 | 37 | 37 | 37 |
| 202 responses | 1 | 1 | 1 | 1 | 1 |