https://www.whiteready.com/100-tonnes-of-co2-avoided/
Tested 2026-10-19 10:43:56 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 | 50 ms | 46 ms | 43 ms | 46 ms | 46 ms | 3 ms | 6.19 % |
| Largest Contentful Paint | 300 ms | 312 ms | 284 ms | 300 ms | 299 ms | 11 ms | 3.84 % |
| Total Blocking Time | 65 ms | 65 ms | 66 ms | 65 ms | 65 ms | 0 ms | 0.72 % |
| Cumulative Layout Shift | 0.094 | 0.094 | 0.099 | 0.094 | 0.096 | 0.003 | 2.73 % |
| Timing metrics | |||||||
| First Paint | 300 ms | 312 ms | 284 ms | 300 ms | 299 ms | 11 ms | 3.84 % |
| Largest Contentful Paint | 300 ms | 312 ms | 284 ms | 300 ms | 299 ms | 11 ms | 3.84 % |
| Load Event End | 403 ms | 411 ms | 395 ms | 403 ms | 403 ms | 7 ms | 1.62 % |
| Server Response Time | 20 ms | 22 ms | 23 ms | 22 ms | 22 ms | 1 ms | 5.76 % |
| TTFB | 50 ms | 46 ms | 43 ms | 46 ms | 46 ms | 3 ms | 6.19 % |
| Page Load Time | 391 ms | 398 ms | 386 ms | 391 ms | 392 ms | 5 ms | 1.26 % |
| First Visual Change | 333 ms | 333 ms | 300 ms | 333 ms | 322 ms | 16 ms | 4.83 % |
| Last Visual Change | 1.500 s | 1.233 s | 1.233 s | 1.233 s | 1.322 s | 126 ms | 9.52 % |
| Speed Index | 385 ms | 381 ms | 353 ms | 381 ms | 373 ms | 14 ms | 3.82 % |
| Visual Readiness | 1.167 s | 900 ms | 933 ms | 933 ms | 1.000 s | 119 ms | 11.89 % |
| Visual Complete 95 | 533 ms | 533 ms | 566 ms | 533 ms | 544 ms | 16 ms | 2.86 % |
| Visual Complete 99 | 1.500 s | 1.233 s | 1.233 s | 1.233 s | 1.322 s | 126 ms | 9.52 % |
| CPU metrics | |||||||
| Total Blocking Time | 65 ms | 65 ms | 66 ms | 65 ms | 65 ms | 0 ms | 0.72 % |
| Max Potential FID | 115 ms | 115 ms | 116 ms | 115 ms | 115 ms | 0 ms | 0.41 % |
| Number of Long Tasks | 1 | 1 | 2 | 1 | 1 | 0 | 35.36 % |
| Total Duration of Long Tasks | 115 ms | 115 ms | 185 ms | 115 ms | 138 ms | 33 ms | 23.85 % |
| Browser metrics | |||||||
| CPU benchmark score | 67 ms | 66 ms | 67 ms | 67 ms | 67 ms | 0 ms | 0.71 % |
| Page metrics | |||||||
| Cumulative Layout Shift | 0.094 | 0.094 | 0.099 | 0.094 | 0.096 | 0.003 | 2.73 % |
| 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 | 838.1 KB | 838.2 KB | 838.2 KB | 838.2 KB | 838.1 KB | 25 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 | 346.2 KB | 346.3 KB | 346.3 KB | 346.3 KB | 346.2 KB | 41 B | 0.01 % |
| 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 | 7 B | 0.07 % |
| 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 | 0.28 % |
| 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 | 273.2 KB | 273.3 KB | 273.3 KB | 273.3 KB | 273.3 KB | 25 B | 0.01 % |
| 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 % |
