Review: PC Specialist Defiance II 14

Benchmarks: Power Draw and Battery Life

Here's why the option of a bigger battery could be useful. The default 45Wh unit doesn't provide a great amount of longevity and in our battery rundown test, which entails looping a high-definition movie clip with 50 per cent screen brightness and all wireless radios disabled, Defiance II only just sneaked past the four-hour mark.