https://www.whiteready.com/100-tonnes-of-co2-avoided/
Tested 2026-10-20 22:40:53 using Chrome 154.0.8037.57 (runtime settings)
| Metric | Run 1 | Run 2 | Run 3 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|---|---|
| Google Web Vitals | |||||||
| Time to First Byte | 47 ms | 33 ms | 47 ms | 47 ms | 42 ms | 7 ms | 15.59 % |
| Largest Contentful Paint | 320 ms | 304 ms | 292 ms | 304 ms | 305 ms | 11 ms | 3.76 % |
| Total Blocking Time | 62 ms | 67 ms | 59 ms | 62 ms | 63 ms | 3 ms | 5.27 % |
| Cumulative Layout Shift | 0.094 | 0.094 | 0.1 | 0.094 | 0.096 | 0.003 | 3.22 % |
| Timing metrics | |||||||
| First Paint | 320 ms | 304 ms | 292 ms | 304 ms | 305 ms | 11 ms | 3.76 % |
| Largest Contentful Paint | 320 ms | 304 ms | 292 ms | 304 ms | 305 ms | 11 ms | 3.76 % |
| Load Event End | 408 ms | 420 ms | 1.023 s | 420 ms | 617 ms | 287 ms | 46.54 % |
| Server Response Time | 17 ms | 20 ms | 17 ms | 17 ms | 18 ms | 1 ms | 7.86 % |
| TTFB | 47 ms | 33 ms | 47 ms | 47 ms | 42 ms | 7 ms | 15.59 % |
| Page Load Time | 398 ms | 406 ms | 1.013 s | 406 ms | 606 ms | 288 ms | 47.56 % |
| First Visual Change | 333 ms | 333 ms | 300 ms | 333 ms | 322 ms | 16 ms | 4.83 % |
| Last Visual Change | 1.433 s | 4.533 s | 2.433 s | 2.433 s | 2.800 s | 1.292 s | 46.14 % |
| Speed Index | 385 ms | 449 ms | 392 ms | 392 ms | 409 ms | 29 ms | 7.01 % |
| Visual Readiness | 1.100 s | 4.200 s | 2.133 s | 2.133 s | 2.478 s | 1.289 s | 52.02 % |
| Visual Complete 95 | 533 ms | 533 ms | 766 ms | 533 ms | 611 ms | 110 ms | 17.99 % |
| Visual Complete 99 | 1.433 s | 4.533 s | 2.433 s | 2.433 s | 2.800 s | 1.292 s | 46.14 % |
| CPU metrics | |||||||
| Total Blocking Time | 62 ms | 67 ms | 59 ms | 62 ms | 63 ms | 3 ms | 5.27 % |
| Max Potential FID | 112 ms | 117 ms | 109 ms | 112 ms | 113 ms | 3 ms | 2.93 % |
| Number of Long Tasks | 1 | 2 | 1 | 1 | 1 | 0 | 35.36 % |
| Total Duration of Long Tasks | 112 ms | 196 ms | 109 ms | 112 ms | 139 ms | 40 ms | 29.01 % |
| Browser metrics | |||||||
| CPU benchmark score | 67 ms | 66 ms | 68 ms | 67 ms | 67 ms | 1 ms | 1.22 % |
| Page metrics | |||||||
| Cumulative Layout Shift | 0.094 | 0.094 | 0.1 | 0.094 | 0.096 | 0.003 | 3.22 % |
| DOM elements | 836 | 836 | 836 | 836 | 836 | 0 | 0.00 % |
| Document height | 2384 | 2384 | 2384 | 2384 | 2384 | 0 | 0.00 % |
| Total Requests | 54 | 54 | 54 | 54 | 54 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 17 | 17 | 17 | 17 | 17 | 0 | 0.00 % |
| CSS Requests | 7 | 7 | 7 | 7 | 7 | 0 | 0.00 % |
| Font Requests | 5 | 5 | 5 | 5 | 5 | 0 | 0.00 % |
| HTTP Errors | 0 | 0 | 0 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 838.5 KB | 838.6 KB | 838.6 KB | 838.6 KB | 838.6 KB | 6 B | 0.00 % |
| HTML Transfer Size | 24.8 KB | 24.8 KB | 24.8 KB | 24.8 KB | 24.8 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 346.6 KB | 346.7 KB | 346.7 KB | 346.7 KB | 346.6 KB | 17 B | 0.00 % |
| CSS Transfer Size | 99.7 KB | 99.7 KB | 99.7 KB | 99.7 KB | 99.7 KB | 0 b | 0.00 % |
| Font Transfer Size | 124.9 KB | 124.9 KB | 124.9 KB | 124.9 KB | 124.9 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| JSON Transfer Size | 10.3 KB | 10.3 KB | 10.3 KB | 10.3 KB | 10.3 KB | 1 B | 0.01 % |
| Plain Transfer Size | 260 B | 260 B | 260 B | 260 B | 260 B | 0 b | 0.00 % |
| SVG Transfer Size | 3.7 KB | 3.7 KB | 3.7 KB | 3.7 KB | 3.7 KB | 11 B | 0.29 % |
| Total Content Size | 2.3 MB | 2.3 MB | 2.3 MB | 2.3 MB | 2.3 MB | 0 b | 0.00 % |
| HTML Content Size | 135.6 KB | 135.6 KB | 135.6 KB | 135.6 KB | 135.6 KB | 0 b | 0.00 % |
| JavaScript Content Size | 1.2 MB | 1.2 MB | 1.2 MB | 1.2 MB | 1.2 MB | 0 b | 0.00 % |
| CSS Content Size | 578.7 KB | 578.7 KB | 578.7 KB | 578.7 KB | 578.7 KB | 0 b | 0.00 % |
| Image Content Size | 223.5 KB | 223.5 KB | 223.5 KB | 223.5 KB | 223.5 KB | 0 b | 0.00 % |
| Font Content Size | 122.9 KB | 122.9 KB | 122.9 KB | 122.9 KB | 122.9 KB | 0 b | 0.00 % |
| Favicon Content Size | 0 b | 0 b | 0 b | 0 b | 0 b | 0 b | 0.00 % |
| JSON Content Size | 44.3 KB | 44.3 KB | 44.3 KB | 44.3 KB | 44.3 KB | 0 b | 0.00 % |
| Plain Content Size | 2 B | 2 B | 2 B | 2 B | 2 B | 0 b | 0.00 % |
| SVG Content Size | 7.3 KB | 7.3 KB | 7.3 KB | 7.3 KB | 7.3 KB | 0 b | 0.00 % |
| Third Party metrics | |||||||
| Third Party Transfer Size | 273.7 KB | 273.7 KB | 273.7 KB | 273.7 KB | 273.7 KB | 6 B | 0.00 % |
| Third Party Requests | 14 | 14 | 14 | 14 | 14 | 0 | 0.00 % |
| First Party metrics | |||||||
| First Party Requests | 40 | 40 | 40 | 40 | 40 | 0 | 0.00 % |
| First Party Total Transfer Size | 564.9 KB | 564.9 KB | 564.9 KB | 564.9 KB | 564.9 KB | 0 b | 0.00 % |
| First Party Total Content Size | 1.3 MB | 1.3 MB | 1.3 MB | 1.3 MB | 1.3 MB | 0 b | 0.00 % |
