https://stf.xelta.ai/blogs/best-free-ai-image-generator-in-2026
Tested 2026-09-14 12:02:48 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 867 ms | 867 ms | 867 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.840 s | 1.840 s | 1.840 s | 0 ms | 0.00 % |
| Total Blocking Time | 307 ms | 307 ms | 307 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0.874 | 0.874 | 0.874 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 1.188 s | 1.188 s | 1.188 s | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.840 s | 1.840 s | 1.840 s | 0 ms | 0.00 % |
| Load Event End | 1.810 s | 1.810 s | 1.810 s | 0 ms | 0.00 % |
| Server Response Time | 1.421 s | 1.421 s | 1.421 s | 0 ms | 0.00 % |
| TTFB | 867 ms | 867 ms | 867 ms | 0 ms | 0.00 % |
| Page Load Time | 1.810 s | 1.810 s | 1.810 s | 0 ms | 0.00 % |
| First Visual Change | 1.200 s | 1.200 s | 1.200 s | 0 ms | 0.00 % |
| Last Visual Change | 5.033 s | 5.033 s | 5.033 s | 0 ms | 0.00 % |
| Speed Index | 1.471 s | 1.471 s | 1.471 s | 0 ms | 0.00 % |
| Visual Readiness | 3.833 s | 3.833 s | 3.833 s | 0 ms | 0.00 % |
| Visual Complete 95 | 1.866 s | 1.866 s | 1.866 s | 0 ms | 0.00 % |
| Visual Complete 99 | 3.033 s | 3.033 s | 3.033 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 307 ms | 307 ms | 307 ms | 0 ms | 0.00 % |
| Max Potential FID | 162 ms | 162 ms | 162 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 10 | 10 | 10 | 0 | 0.00 % |
| Total Duration of Long Tasks | 807 ms | 807 ms | 807 ms | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 56 ms | 56 ms | 56 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0.874 | 0.874 | 0.874 | 0 | 0.00 % |
| DOM elements | 2018 | 2018 | 2018 | 0 | 0.00 % |
| Document height | 14111 | 14111 | 14111 | 0 | 0.00 % |
| Total Requests | 97 | 97 | 97 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 47 | 47 | 47 | 0 | 0.00 % |
| CSS Requests | 2 | 2 | 2 | 0 | 0.00 % |
| Font Requests | 11 | 11 | 11 | 0 | 0.00 % |
| HTTP Errors | 0 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 2.2 MB | 2.2 MB | 2.2 MB | 0 b | 0.00 % |
| HTML Transfer Size | 115.5 KB | 115.5 KB | 115.5 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.3 MB | 1.3 MB | 1.3 MB | 0 b | 0.00 % |
| CSS Transfer Size | 91.1 KB | 91.1 KB | 91.1 KB | 0 b | 0.00 % |
| Font Transfer Size | 310.1 KB | 310.1 KB | 310.1 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 9.6 KB | 9.6 KB | 9.6 KB | 0 b | 0.00 % |
| JSON Transfer Size | 21.6 KB | 21.6 KB | 21.6 KB | 0 b | 0.00 % |
| Other Transfer Size | 460 B | 460 B | 460 B | 0 b | 0.00 % |
| Plain Transfer Size | 1.4 KB | 1.4 KB | 1.4 KB | 0 b | 0.00 % |
| Total Content Size | 6.3 MB | 6.3 MB | 6.3 MB | 0 b | 0.00 % |
| HTML Content Size | 710.3 KB | 710.3 KB | 710.3 KB | 0 b | 0.00 % |
| JavaScript Content Size | 4.2 MB | 4.2 MB | 4.2 MB | 0 b | 0.00 % |
| CSS Content Size | 675.7 KB | 675.7 KB | 675.7 KB | 0 b | 0.00 % |
| Image Content Size | 358.4 KB | 358.4 KB | 358.4 KB | 0 b | 0.00 % |
| Font Content Size | 304.1 KB | 304.1 KB | 304.1 KB | 0 b | 0.00 % |
| Favicon Content Size | 8.3 KB | 8.3 KB | 8.3 KB | 0 b | 0.00 % |
| JSON Content Size | 22.2 KB | 22.2 KB | 22.2 KB | 0 b | 0.00 % |
| Other Content Size | 151 B | 151 B | 151 B | 0 b | 0.00 % |
| Plain Content Size | 2 B | 2 B | 2 B | 0 b | 0.00 % |
| Third Party metrics | |||||
| Third Party Transfer Size | 747.0 KB | 747.0 KB | 747.0 KB | 0 b | 0.00 % |
| Third Party Requests | 13 | 13 | 13 | 0 | 0.00 % |
| First Party metrics | |||||
| First Party Requests | 84 | 84 | 84 | 0 | 0.00 % |
| First Party Total Transfer Size | 1.5 MB | 1.5 MB | 1.5 MB | 0 b | 0.00 % |
| First Party Total Content Size | 3.9 MB | 3.9 MB | 3.9 MB | 0 b | 0.00 % |
