65% brightness testing? Posted by rick.nl on February 13, 2013 02:48 pm 5 Why is battery-life tested this way? Why not actually measure the light output at the same level for all devices (such as 250cd/m²)? 65% brightness says nothing about how bright it actually is. There are 5 Comments. Load 'Em Up. Show speed reading tips and settings Shortcuts to mastering the comment thread. Use wisely. C - Next Comment X - Mark as Read R - Reply Z - Mark Read & Next Shift + C - Previous Shift + A - Mark All Read Comment Settings Live comment alert: Hide it! Comments for this post are closed.