https://en.wikipedia.org/wiki/Facebook
Tested 2026-09-20 11:02:31 using Chrome 152.0.7977.64 (runtime settings)
| Metric | Run 1 | Run 2 | Run 3 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|---|---|
| Google Web Vitals | |||||||
| Time to First Byte | 408 ms | 409 ms | 403 ms | 408 ms | 407 ms | 3 ms | 0.65 % |
| Largest Contentful Paint | 1.260 s | 1.256 s | 1.280 s | 1.260 s | 1.265 s | 10 ms | 0.83 % |
| Total Blocking Time | 1.299 s | 1.220 s | 1.214 s | 1.220 s | 1.244 s | 39 ms | 3.11 % |
| Cumulative Layout Shift | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 % |
| Timing metrics | |||||||
| First Paint | 1.260 s | 1.256 s | 1.280 s | 1.260 s | 1.265 s | 10 ms | 0.83 % |
| Largest Contentful Paint | 1.260 s | 1.256 s | 1.280 s | 1.260 s | 1.265 s | 10 ms | 0.83 % |
| Load Event End | 2.301 s | 2.316 s | 2.313 s | 2.313 s | 2.310 s | 6 ms | 0.28 % |
| Server Response Time | 587 ms | 595 ms | 599 ms | 595 ms | 594 ms | 5 ms | 0.84 % |
| TTFB | 408 ms | 409 ms | 403 ms | 408 ms | 407 ms | 3 ms | 0.65 % |
| Page Load Time | 2.301 s | 2.316 s | 2.312 s | 2.312 s | 2.310 s | 6 ms | 0.27 % |
| First Visual Change | 1.267 s | 1.267 s | 1.267 s | 1.267 s | 1.267 s | 0 ms | 0.00 % |
| Last Visual Change | 4.333 s | 4.233 s | 4.233 s | 4.233 s | 4.266 s | 47 ms | 1.10 % |
| Speed Index | 2.531 s | 2.490 s | 2.471 s | 2.490 s | 2.497 s | 25 ms | 1.00 % |
| Visual Readiness | 3.066 s | 2.966 s | 2.966 s | 2.966 s | 2.999 s | 47 ms | 1.57 % |
| Visual Complete 95 | 4.333 s | 4.233 s | 4.233 s | 4.233 s | 4.266 s | 47 ms | 1.10 % |
| Visual Complete 99 | 4.333 s | 4.233 s | 4.233 s | 4.233 s | 4.266 s | 47 ms | 1.10 % |
| CPU metrics | |||||||
| Total Blocking Time | 1.299 s | 1.220 s | 1.214 s | 1.220 s | 1.244 s | 39 ms | 3.11 % |
| Max Potential FID | 492 ms | 419 ms | 427 ms | 427 ms | 446 ms | 33 ms | 7.33 % |
| Number of Long Tasks | 13 | 11 | 12 | 12 | 12 | 1 | 6.80 % |
| Total Duration of Long Tasks | 2.263 s | 2.072 s | 2.131 s | 2.131 s | 2.155 s | 80 ms | 3.70 % |
| Browser metrics | |||||||
| CPU benchmark score | 254 ms | 252 ms | 257 ms | 254 ms | 254 ms | 2 ms | 0.81 % |
| Page metrics | |||||||
| Cumulative Layout Shift | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 % |
| DOM elements | 12366 | 12366 | 12366 | 12366 | 12366 | 0 | 0.00 % |
| Document height | 4374 | 4374 | 4374 | 4374 | 4374 | 0 | 0.00 % |
| Total Requests | 37 | 37 | 37 | 37 | 37 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 7 | 7 | 7 | 7 | 7 | 0 | 0.00 % |
| CSS Requests | 2 | 2 | 2 | 2 | 2 | 0 | 0.00 % |
| Font Requests | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 % |
| HTTP Errors | 0 | 0 | 0 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 760.6 KB | 760.6 KB | 760.6 KB | 760.6 KB | 760.6 KB | 6 B | 0.00 % |
| HTML Transfer Size | 279.8 KB | 279.7 KB | 279.7 KB | 279.7 KB | 279.8 KB | 4 B | 0.00 % |
| JavaScript Transfer Size | 278.4 KB | 278.5 KB | 278.5 KB | 278.5 KB | 278.5 KB | 10 B | 0.00 % |
| CSS Transfer Size | 26.4 KB | 26.4 KB | 26.4 KB | 26.4 KB | 26.4 KB | 3 B | 0.01 % |
| Font Transfer Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Favicon Transfer Size | 1.8 KB | 1.8 KB | 1.8 KB | 1.8 KB | 1.8 KB | 0 b | 0.00 % |
| JSON Transfer Size | 1.8 KB | 1.8 KB | 1.8 KB | 1.8 KB | 1.8 KB | 0 b | 0.00 % |
| Plain Transfer Size | 905 B | 905 B | 905 B | 905 B | 905 B | 0 b | 0.00 % |
| SVG Transfer Size | 21.1 KB | 21.1 KB | 21.1 KB | 21.1 KB | 21.1 KB | 2 B | 0.01 % |
| Total Content Size | 3.3 MB | 3.3 MB | 3.3 MB | 3.3 MB | 3.3 MB | 0 b | 0.00 % |
| HTML Content Size | 1.9 MB | 1.9 MB | 1.9 MB | 1.9 MB | 1.9 MB | 0 b | 0.00 % |
| JavaScript Content Size | 1.0 MB | 1.0 MB | 1.0 MB | 1.0 MB | 1.0 MB | 0 b | 0.00 % |
| CSS Content Size | 180.8 KB | 180.8 KB | 180.8 KB | 180.8 KB | 180.8 KB | 0 b | 0.00 % |
| Image Content Size | 136.2 KB | 136.2 KB | 136.2 KB | 136.2 KB | 136.2 KB | 0 b | 0.00 % |
| Font Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Favicon Content Size | 2.7 KB | 2.7 KB | 2.7 KB | 2.7 KB | 2.7 KB | 0 b | 0.00 % |
| JSON Content Size | 288 B | 288 B | 288 B | 288 B | 288 B | 0 b | 0.00 % |
| Plain Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| SVG Content Size | 14.6 KB | 14.6 KB | 14.6 KB | 14.6 KB | 14.6 KB | 0 b | 0.00 % |
| Third Party metrics | |||||||
| First Party metrics | |||||||
| First Party Requests | 37 | 37 | 37 | 37 | 37 | 0 | 0.00 % |
| First Party Total Transfer Size | 760.6 KB | 760.6 KB | 760.6 KB | 760.6 KB | 760.6 KB | 6 B | 0.00 % |
| First Party Total Content Size | 3.3 MB | 3.3 MB | 3.3 MB | 3.3 MB | 3.3 MB | 0 b | 0.00 % |
