Asus Zenfone 5 is a good mid range device. It has a 5″ display with resolution of 720 x 1280. It is powered by a Intel Atom Z2580 dual core processor with a clock speed of 2GHz and 2GB RAM. It has internal storage options of 8/16/32GB. Zenfone 5 has an 8MP rear camera and a 2MP front camera.
Asus recently released Android Lollipop update for the Zenfone 5. Now a tutorial is available for rooting Zenfone 5 on Android 5.0 v22.214.171.124. This is a one click tool and the whole procedure will be completed by a single click instead of writing difficult commands in terminal. Follow the guide below.