Metrics per run

https://en.wikipedia.org/wiki/ChatGPT

Tested 2025-02-20 18:24:28 using Firefox 135.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 531 ms 519 ms 516 ms 517 ms 513 ms517 ms519 ms6 ms1.20 %
First Contentful Paint 1.067 s 982 ms 1.050 s 983 ms 1.050 s1.050 s1.026 s36 ms3.54 %
Largest Contentful Paint 2.153 s 2.034 s 2.051 s 2.017 s 2.000 s2.034 s2.051 s54 ms2.62 %
Timing metrics
First Paint 1.083 s 1.046 s 1.057 s 1.041 s 1.059 s1.057 s1.057 s15 ms1.38 %
First Contentful Paint 1.067 s 982 ms 1.050 s 983 ms 1.050 s1.050 s1.026 s36 ms3.54 %
Largest Contentful Paint 2.153 s 2.034 s 2.051 s 2.017 s 2.000 s2.034 s2.051 s54 ms2.62 %
Load Event End 2.142 s 2.018 s 2.041 s 2.012 s 1.987 s2.018 s2.040 s54 ms2.64 %
Server Response Time 210 ms 199 ms 196 ms 195 ms 195 ms196 ms199 ms6 ms2.86 %
TTFB 531 ms 519 ms 516 ms 517 ms 513 ms517 ms519 ms6 ms1.20 %
Page Load Time 2.142 s 2.017 s 2.041 s 2.011 s 1.987 s2.017 s2.040 s54 ms2.65 %
First Visual Change 1.200 s 1.133 s 1.133 s 1.166 s 1.166 s1.166 s1.160 s25 ms2.16 %
Last Visual Change 3.100 s 3.000 s 3.000 s 2.966 s 2.966 s3.000 s3.006 s49 ms1.64 %
Speed Index 1.351 s 1.282 s 1.283 s 1.308 s 1.303 s1.303 s1.305 s25 ms1.92 %
Visual Readiness 1.900 s 1.867 s 1.867 s 1.800 s 1.800 s1.867 s1.847 s40 ms2.17 %
Visual Complete 95 2.166 s 2.000 s 2.033 s 2.033 s 2.000 s2.033 s2.046 s62 ms3.01 %
Visual Complete 99 2.166 s 2.033 s 2.066 s 2.033 s 2.000 s2.033 s2.060 s57 ms2.77 %
CPU metrics
Browser metrics
CPU benchmark score 76 ms 76 ms 77 ms 77 ms 76 ms76 ms76 ms0 ms0.64 %
Page metrics
DOM elements 8608 8608 8608 8608 86088608860800.00 %
Document height 35792 35792 35792 35792 35792357923579200.00 %
Total Requests 60 60 60 60 60606000.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 8 8 8 8 88800.00 %
CSS Requests 2 2 2 2 22200.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 838.9 KB 838.9 KB 839.0 KB 838.9 KB 839.0 KB838.9 KB838.9 KB46 B0.01 %
HTML Transfer Size 136.0 KB 136.0 KB 136.0 KB 136.0 KB 136.0 KB136.0 KB136.0 KB0 b0.00 %
JavaScript Transfer Size 280.8 KB 280.8 KB 280.8 KB 280.8 KB 280.8 KB280.8 KB280.8 KB45 B0.02 %
CSS Transfer Size 25.6 KB 25.6 KB 25.6 KB 25.6 KB 25.6 KB25.6 KB25.6 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.9 KB 1.9 KB 1.9 KB 1.9 KB 1.9 KB1.9 KB1.9 KB0 b0.02 %
SVG Transfer Size 39.3 KB 39.3 KB 39.3 KB 39.3 KB 39.3 KB39.3 KB39.3 KB0 b0.00 %
Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
HTML Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
CSS Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 60 60 60 60 60606000.00 %
First Party Total Transfer Size 838.9 KB 838.9 KB 839.0 KB 838.9 KB 839.0 KB838.9 KB838.9 KB46 B0.01 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %