Karbonn aura power 4g is not good as there price its just waste of money its gives 1gb ram and 8gb internal. Mobile hangs after installing some apps. In this price mi note 4a is gives best performance at 6k price. I suggest go for mi note 4a it is 2gb ram 16gb internal with Snapdragon processer and 13mp camera it is a killer phone in 6k. Also have 4g mobile for more information follow or comment me I will help you for any questions you want thanks for viewing my review hope you will get some help from my review