Redmi Note 4 redmi note 4 is a very bad quality phone this phone is a 2.5 D curved display and is this comment problem this phone not supported any tempered glass and this phone is a very heating problem and slow Internet this phone I use this phone this phone is a very bad quality phone so you don’t mind this sound quality if I know better sound quality redmi Note 4 Noor better sound quality and redmi Note 3 is a very better quality song and display quality is a very good quality display and this redmi note 3 Snapdragon 652 and this redmi note 4 is a no good quality processor and this phone Snapdragon is a 625 redmi Note 4 is a slower phone and redmi Note 3 is a very fast phone fast Internet using and fast any others gaming using this phone is very low quality redmi Note 4