Tested 2026-09-20 10:33:14 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 | 73 | 83 | 80 | 83 | 83 |
| Coach performance score | 79 | 90 | 88 | 92 | 92 |
| Privacy score | 74 | 80 | 78 | 80 | 80 |
| Best Practice score | 52 | 62 | 60 | 65 | 65 |
The user experience milestones, plus the classic navigation timings.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Largest Contentful Paint | 1.639 s | 2.394 s | 3.350 s | 6.972 s | 6.972 s |
| First Contentful Paint | 1.159 s | 2.170 s | 2.766 s | 5.565 s | 5.565 s |
| First Paint | 1.159 s | 2.169 s | 2.766 s | 5.565 s | 5.565 s |
| Fully Loaded | 2.275 s | 3.586 s | 4.134 s | 7.087 s | 7.087 s |
| backEndTime | 643 ms | 1.615 s | 2.210 s | 4.967 s | 4.967 s |
| domContentLoadedTime | 1.665 s | 3.245 s | 3.433 s | 5.575 s | 5.575 s |
| domInteractiveTime | 1.366 s | 3.244 s | 3.356 s | 5.570 s | 5.570 s |
| domainLookupTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| frontEndTime | 934 ms | 1.772 s | 1.856 s | 2.945 s | 2.945 s |
| pageDownloadTime | 0 ms | 0 ms | 4 ms | 16 ms | 16 ms |
| pageLoadTime | 2.183 s | 3.563 s | 4.070 s | 6.970 s | 6.970 s |
| redirectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverConnectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverResponseTime | 635 ms | 866 ms | 997 ms | 1.621 s | 1.621 s |
What the film strip shows: when content became visible on screen.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| First Visual Change | 1.233 s | 2.200 s | 2.825 s | 5.667 s | 5.667 s |
| Speed Index | 1.509 s | 2.476 s | 3.051 s | 5.743 s | 5.743 s |
| Visual Complete 85% | 2.233 s | 3.567 s | 3.758 s | 5.667 s | 5.667 s |
| Visual Complete 95% | 2.233 s | 3.567 s | 3.817 s | 5.900 s | 5.900 s |
| Visual Complete 99% | 3.200 s | 3.933 s | 4.525 s | 7.034 s | 7.034 s |
| Last Visual Change | 3.200 s | 4.667 s | 5.083 s | 7.800 s | 7.800 s |
| Largest Image | 2.233 s | 3.567 s | 3.975 s | 6.534 s | 6.534 s |
| Heading | 2.233 s | 3.567 s | 3.975 s | 6.534 s | 6.534 s |
Bytes over the wire, by content type.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image size | 5.0 KB | 44.8 KB | 88.7 KB | 260.0 KB | 260.0 KB |
| HTML size | 10.8 KB | 175.1 KB | 193.7 KB | 413.7 KB | 413.7 KB |
| CSS size | 32.7 KB | 33.4 KB | 34.0 KB | 36.5 KB | 36.5 KB |
| Javascript size | 44.1 KB | 171.5 KB | 170.1 KB | 293.2 KB | 293.2 KB |
| Font size | 0 b | 0 b | 0 b | 0 b | 0 b |
| Total size | 405.6 KB | 498.3 KB | 542.0 KB | 765.8 KB | 765.8 KB |
How many round trips the browser needed to build the page.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image requests | 2 | 8 | 10 | 24 | 24 |
| CSS requests | 1 | 4 | 3 | 4 | 4 |
| Javascript requests | 3 | 4 | 5 | 9 | 9 |
| Font requests | 0 | 0 | 0 | 0 | 0 |
| Total requests | 19 | 40 | 46 | 84 | 84 |
Everything that is not a 2xx is a detour: redirects cost time, 4xx/5xx are errors.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| 200 responses | 15 | 38 | 38 | 63 | 63 |
| 202 responses | 1 | 2 | 2 | 2 | 2 |
| 204 responses | 1 | 1 | 1 | 1 | 1 |
| 302 responsesredirect heavy | 3 | 11 | 11 | 19 | 19 |
