Tested 2026-09-20 13:50:01 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 | 74 | 81 | 80 | 84 | 84 |
| Coach performance score | 68 | 85 | 82 | 88 | 88 |
| Privacy score | 75 | 80 | 79 | 80 | 80 |
| Best Practice score | 67 | 78 | 76 | 83 | 83 |
The user experience milestones, plus the classic navigation timings.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Largest Contentful Paint | 1.936 s | 2.668 s | 3.002 s | 4.736 s | 4.736 s |
| First Contentful Paint | 1.936 s | 2.616 s | 2.976 s | 4.736 s | 4.736 s |
| First Paint | 1.936 s | 2.616 s | 2.976 s | 4.736 s | 4.736 s |
| First Paint | 1.936 s | 2.616 s | 2.976 s | 4.736 s | 4.736 s |
| Cumulative Layout Shift | 0 | 0.0337 | 0.0255 | 0.0344 | 0.0344 |
| Total Blocking Time | 0 ms | 15 ms | 41 ms | 136 ms | 136 ms |
| Max Potential First Input Delay | 0 ms | 35 ms | 44 ms | 105 ms | 105 ms |
| Fully Loaded | 2.310 s | 5.133 s | 5.509 s | 9.460 s | 9.460 s |
| backEndTime | 599 ms | 1.637 s | 1.876 s | 3.631 s | 3.631 s |
| domContentLoadedTime | 2.004 s | 2.618 s | 2.999 s | 4.755 s | 4.755 s |
| domInteractiveTime | 2.004 s | 2.618 s | 2.999 s | 4.755 s | 4.755 s |
| domainLookupTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| frontEndTime | 742 ms | 962 ms | 1.990 s | 5.293 s | 5.293 s |
| pageDownloadTime | 17 ms | 530 ms | 477 ms | 829 ms | 829 ms |
| pageLoadTime | 2.368 s | 2.821 s | 4.342 s | 9.359 s | 9.359 s |
| redirectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverConnectionTime | 0 ms | 0 ms | 0 ms | 0 ms | 0 ms |
| serverResponseTime | 606 ms | 1.180 s | 1.142 s | 1.602 s | 1.602 s |
What the film strip shows: when content became visible on screen.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| First Visual Change | 1.933 s | 2.584 s | 2.992 s | 4.867 s | 4.867 s |
| Speed Index | 2.038 s | 2.681 s | 3.114 s | 5.055 s | 5.055 s |
| Visual Complete 85% | 2.433 s | 2.951 s | 3.300 s | 4.867 s | 4.867 s |
| Visual Complete 95% | 2.433 s | 2.967 s | 3.984 s | 7.567 s | 7.567 s |
| Visual Complete 99% | 2.433 s | 3.200 s | 4.225 s | 8.067 s | 8.067 s |
| Last Visual Change | 2.433 s | 3.200 s | 4.225 s | 8.067 s | 8.067 s |
| Largest Image | 2.433 s | 2.951 s | 3.975 s | 7.567 s | 7.567 s |
| Heading | 2.433 s | 2.951 s | 3.975 s | 7.567 s | 7.567 s |
Main thread work: long tasks block the page from reacting to input.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| CPU Long Tasks | 0 | 2 | 2 | 4 | 4 |
| CPU Long Tasks total duration | 0 ms | 305 ms | 338 ms | 741 ms | 741 ms |
| CPU Parse HTML | 19 ms | 86 ms | 94 ms | 186 ms | 186 ms |
| CPU Style Layout | 42 ms | 304 ms | 321 ms | 635 ms | 635 ms |
| CPU Paint Composite Render | 21 ms | 85 ms | 72 ms | 99 ms | 99 ms |
| CPU Script Parse Compile | 2 ms | 3 ms | 3 ms | 4 ms | 4 ms |
| CPU Script Evaluation | 128 ms | 216 ms | 245 ms | 419 ms | 419 ms |
Bytes over the wire, by content type.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image size | 2.7 KB | 79.9 KB | 118.8 KB | 312.5 KB | 312.5 KB |
| HTML size | 10.6 KB | 175.1 KB | 193.7 KB | 414.0 KB | 414.0 KB |
| CSS size | 32.6 KB | 33.1 KB | 33.7 KB | 35.8 KB | 35.8 KB |
| Javascript size | 44.0 KB | 170.9 KB | 169.6 KB | 292.7 KB | 292.7 KB |
| Font size | 0 b | 0 b | 0 b | 0 b | 0 b |
| Total size | 406.9 KB | 523.8 KB | 559.0 KB | 781.6 KB | 781.6 KB |
How many round trips the browser needed to build the page.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| Image requests | 1 | 9 | 13 | 35 | 35 |
| CSS requests | 1 | 1 | 2 | 4 | 4 |
| Javascript requests | 2 | 3 | 4 | 9 | 9 |
| Font requests | 0 | 0 | 0 | 0 | 0 |
| Total requests | 14 | 20 | 50 | 147 | 147 |
Everything that is not a 2xx is a detour: redirects cost time, 4xx/5xx are errors.
| Metric | min | median | mean | p90 | max |
|---|---|---|---|---|---|
| 200 responses | 12 | 17 | 31 | 78 | 78 |
| 202 responses | 1 | 2 | 2 | 2 | 2 |
| 302 responsesredirect heavy | 3 | 35 | 35 | 67 | 67 |