https://xelta.ai/blogs/best-free-ai-image-generator-in-2026
Tested 2026-08-19 17:54:04 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 185 ms | 185 ms | 185 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.856 s | 1.856 s | 1.856 s | 0 ms | 0.00 % |
| Total Blocking Time | 173 ms | 173 ms | 173 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0.042 | 0.042 | 0.042 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 792 ms | 792 ms | 792 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.856 s | 1.856 s | 1.856 s | 0 ms | 0.00 % |
| Load Event End | 1.636 s | 1.636 s | 1.636 s | 0 ms | 0.00 % |
| Server Response Time | 931 ms | 931 ms | 931 ms | 0 ms | 0.00 % |
| TTFB | 185 ms | 185 ms | 185 ms | 0 ms | 0.00 % |
| Page Load Time | 1.619 s | 1.619 s | 1.619 s | 0 ms | 0.00 % |
| First Visual Change | 300 ms | 300 ms | 300 ms | 0 ms | 0.00 % |
| Last Visual Change | 5.333 s | 5.333 s | 5.333 s | 0 ms | 0.00 % |
| Speed Index | 1.399 s | 1.399 s | 1.399 s | 0 ms | 0.00 % |
| Visual Readiness | 5.033 s | 5.033 s | 5.033 s | 0 ms | 0.00 % |
| Visual Complete 95 | 3.400 s | 3.400 s | 3.400 s | 0 ms | 0.00 % |
| Visual Complete 99 | 3.500 s | 3.500 s | 3.500 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 173 ms | 173 ms | 173 ms | 0 ms | 0.00 % |
| Max Potential FID | 130 ms | 130 ms | 130 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 7 | 7 | 7 | 0 | 0.00 % |
| Total Duration of Long Tasks | 625 ms | 625 ms | 625 ms | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 41 ms | 41 ms | 41 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0.042 | 0.042 | 0.042 | 0 | 0.00 % |
| DOM elements | 1649 | 1649 | 1649 | 0 | 0.00 % |
| Document height | 14165 | 14165 | 14165 | 0 | 0.00 % |
| Total Requests | 86 | 86 | 86 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 45 | 45 | 45 | 0 | 0.00 % |
| CSS Requests | 2 | 2 | 2 | 0 | 0.00 % |
| Font Requests | 1 | 1 | 1 | 0 | 0.00 % |
| HTTP Errors | 401: 1 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 2.5 MB | 2.5 MB | 2.5 MB | 0 b | 0.00 % |
| HTML Transfer Size | 85.4 KB | 85.4 KB | 85.4 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.1 MB | 1.1 MB | 1.1 MB | 0 b | 0.00 % |
| CSS Transfer Size | 76.6 KB | 76.6 KB | 76.6 KB | 0 b | 0.00 % |
| Font Transfer Size | 47.7 KB | 47.7 KB | 47.7 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 648.2 KB | 648.2 KB | 648.2 KB | 0 b | 0.00 % |
| JSON Transfer Size | 275.4 KB | 275.4 KB | 275.4 KB | 0 b | 0.00 % |
| Other Transfer Size | 451 B | 451 B | 451 B | 0 b | 0.00 % |
| Plain Transfer Size | 1.4 KB | 1.4 KB | 1.4 KB | 0 b | 0.00 % |
| Total Content Size | 6.0 MB | 6.0 MB | 6.0 MB | 0 b | 0.00 % |
| HTML Content Size | 525.7 KB | 525.7 KB | 525.7 KB | 0 b | 0.00 % |
| JavaScript Content Size | 3.6 MB | 3.6 MB | 3.6 MB | 0 b | 0.00 % |
| CSS Content Size | 577.7 KB | 577.7 KB | 577.7 KB | 0 b | 0.00 % |
| Image Content Size | 330.7 KB | 330.7 KB | 330.7 KB | 0 b | 0.00 % |
| Font Content Size | 47.3 KB | 47.3 KB | 47.3 KB | 0 b | 0.00 % |
| Favicon Content Size | 668.8 KB | 668.8 KB | 668.8 KB | 0 b | 0.00 % |
| JSON Content Size | 305.0 KB | 305.0 KB | 305.0 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 | 409.8 KB | 409.8 KB | 409.8 KB | 0 b | 0.00 % |
| Third Party Requests | 15 | 15 | 15 | 0 | 0.00 % |
| First Party metrics | |||||
| First Party Requests | 71 | 71 | 71 | 0 | 0.00 % |
| First Party Total Transfer Size | 2.1 MB | 2.1 MB | 2.1 MB | 0 b | 0.00 % |
| First Party Total Content Size | 4.7 MB | 4.7 MB | 4.7 MB | 0 b | 0.00 % |
