https://stf.xelta.ai/blogs/best-ai-image-generator-free-in-2026
Tested 2026-09-14 12:08:13 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 526 ms | 526 ms | 526 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.544 s | 1.544 s | 1.544 s | 0 ms | 0.00 % |
| Total Blocking Time | 417 ms | 417 ms | 417 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0.874 | 0.874 | 0.874 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 856 ms | 856 ms | 856 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.544 s | 1.544 s | 1.544 s | 0 ms | 0.00 % |
| Load Event End | 1.492 s | 1.492 s | 1.492 s | 0 ms | 0.00 % |
| Server Response Time | 1.060 s | 1.060 s | 1.060 s | 0 ms | 0.00 % |
| TTFB | 526 ms | 526 ms | 526 ms | 0 ms | 0.00 % |
| Page Load Time | 1.492 s | 1.492 s | 1.492 s | 0 ms | 0.00 % |
| First Visual Change | 866 ms | 866 ms | 866 ms | 0 ms | 0.00 % |
| Last Visual Change | 4.700 s | 4.700 s | 4.700 s | 0 ms | 0.00 % |
| Speed Index | 1.194 s | 1.194 s | 1.194 s | 0 ms | 0.00 % |
| Visual Readiness | 3.834 s | 3.834 s | 3.834 s | 0 ms | 0.00 % |
| Visual Complete 95 | 1.566 s | 1.566 s | 1.566 s | 0 ms | 0.00 % |
| Visual Complete 99 | 3.666 s | 3.666 s | 3.666 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 417 ms | 417 ms | 417 ms | 0 ms | 0.00 % |
| Max Potential FID | 213 ms | 213 ms | 213 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 9 | 9 | 9 | 0 | 0.00 % |
| Total Duration of Long Tasks | 867 ms | 867 ms | 867 ms | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 50 ms | 50 ms | 50 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0.874 | 0.874 | 0.874 | 0 | 0.00 % |
| DOM elements | 1938 | 1938 | 1938 | 0 | 0.00 % |
| Document height | 10344 | 10344 | 10344 | 0 | 0.00 % |
| Total Requests | 96 | 96 | 96 | 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 | 112.4 KB | 112.4 KB | 112.4 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.3 MB | 1.3 MB | 1.3 MB | 0 b | 0.00 % |
| CSS Transfer Size | 90.8 KB | 90.8 KB | 90.8 KB | 0 b | 0.00 % |
| Font Transfer Size | 309.2 KB | 309.2 KB | 309.2 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 9.6 KB | 9.6 KB | 9.6 KB | 0 b | 0.00 % |
| JSON Transfer Size | 19.8 KB | 19.8 KB | 19.8 KB | 0 b | 0.00 % |
| Other Transfer Size | 619 B | 619 B | 619 B | 0 b | 0.00 % |
| Plain Transfer Size | 1.4 KB | 1.4 KB | 1.4 KB | 0 b | 0.00 % |
| Total Content Size | 6.2 MB | 6.2 MB | 6.2 MB | 0 b | 0.00 % |
| HTML Content Size | 681.9 KB | 681.9 KB | 681.9 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 | 375.0 KB | 375.0 KB | 375.0 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 | 83 | 83 | 83 | 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 % |
