https://en.wikipedia.org/wiki/Facebook
Tested 2026-09-20 12:37:01 using Firefox 154.0.1 (runtime settings)
| Metric | Run 1 | Run 2 | Run 3 | Run 4 | Run 5 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|---|---|---|---|
| Google Web Vitals | |||||||||
| Time to First Byte | 420 ms | 420 ms | 423 ms | 423 ms | 423 ms | 423 ms | 422 ms | 1 ms | 0.35 % |
| Largest Contentful Paint | 2.118 s | 2.373 s | 2.305 s | 2.101 s | 2.373 s | 2.305 s | 2.254 s | 121 ms | 5.35 % |
| Timing metrics | |||||||||
| First Paint | 1.356 s | 1.342 s | 1.309 s | 1.401 s | 1.323 s | 1.342 s | 1.346 s | 32 ms | 2.36 % |
| Largest Contentful Paint | 2.118 s | 2.373 s | 2.305 s | 2.101 s | 2.373 s | 2.305 s | 2.254 s | 121 ms | 5.35 % |
| Load Event End | 2.108 s | 1.741 s | 1.693 s | 2.090 s | 1.730 s | 1.741 s | 1.872 s | 186 ms | 9.92 % |
| Server Response Time | 112 ms | 112 ms | 112 ms | 112 ms | 112 ms | 112 ms | 112 ms | 0 ms | 0.00 % |
| TTFB | 420 ms | 420 ms | 423 ms | 423 ms | 423 ms | 423 ms | 422 ms | 1 ms | 0.35 % |
| Page Load Time | 2.108 s | 1.741 s | 1.693 s | 2.090 s | 1.730 s | 1.741 s | 1.872 s | 186 ms | 9.92 % |
| First Visual Change | 1.400 s | 1.367 s | 1.333 s | 1.433 s | 1.367 s | 1.367 s | 1.380 s | 34 ms | 2.46 % |
| Last Visual Change | 2.133 s | 2.333 s | 2.300 s | 2.100 s | 2.400 s | 2.300 s | 2.253 s | 117 ms | 5.18 % |
| Speed Index | 1.480 s | 1.478 s | 1.441 s | 1.510 s | 1.481 s | 1.480 s | 1.478 s | 22 ms | 1.48 % |
| Visual Readiness | 733 ms | 966 ms | 967 ms | 667 ms | 1.033 s | 966 ms | 873 ms | 145 ms | 16.61 % |
| Visual Complete 95 | 2.100 s | 2.333 s | 2.267 s | 2.100 s | 2.367 s | 2.267 s | 2.233 s | 114 ms | 5.09 % |
| Visual Complete 99 | 2.133 s | 2.333 s | 2.300 s | 2.100 s | 2.400 s | 2.300 s | 2.253 s | 117 ms | 5.18 % |
| CPU metrics | |||||||||
| Browser metrics | |||||||||
| CPU benchmark score | 51 ms | 78 ms | 80 ms | 52 ms | 51 ms | 52 ms | 62 ms | 14 ms | 21.75 % |
| Page metrics | |||||||||
| DOM elements | 14518 | 14518 | 14518 | 14518 | 14518 | 14518 | 14518 | 0 | 0.00 % |
| Document height | 51579 | 51579 | 51579 | 51579 | 51579 | 51579 | 51579 | 0 | 0.00 % |
| Total Requests | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 0 | 0.00 % |
| CSS Requests | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 0.00 % |
| Font Requests | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 % |
| HTTP Errors | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 3 B | 0.00 % |
| HTML Transfer Size | 292.4 KB | 292.4 KB | 292.4 KB | 292.4 KB | 292.4 KB | 292.4 KB | 292.4 KB | 1 B | 0.00 % |
| JavaScript Transfer Size | 285.5 KB | 285.5 KB | 285.5 KB | 285.5 KB | 285.5 KB | 285.5 KB | 285.5 KB | 1 B | 0.00 % |
| CSS Transfer Size | 30.4 KB | 30.4 KB | 30.4 KB | 30.4 KB | 30.4 KB | 30.4 KB | 30.4 KB | 0 b | 0.00 % |
| Font Transfer Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Favicon Transfer Size | 2.0 KB | 2.0 KB | 2.0 KB | 2.0 KB | 2.0 KB | 2.0 KB | 2.0 KB | 0 b | 0.02 % |
| Plain Transfer Size | 997 B | 997 B | 997 B | 997 B | 996 B | 997 B | 997 B | 0 b | 0.04 % |
| SVG Transfer Size | 90.6 KB | 90.6 KB | 90.6 KB | 90.6 KB | 90.6 KB | 90.6 KB | 90.6 KB | 1 B | 0.00 % |
| Total Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| HTML Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| JavaScript Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| CSS Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Image Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Font Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Favicon Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Plain Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| SVG Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| Third Party metrics | |||||||||
| First Party metrics | |||||||||
| First Party Requests | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 0 | 0.00 % |
| First Party Total Transfer Size | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 778.7 KB | 3 B | 0.00 % |
| First Party Total Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
