This is value for money product.Iam using this phone for last six month and I havent find any type of isue with this phone.This phone provide you very good feature, camera quality is good in this price range.sensor are great, various otion for security , finger print sensor is very smooth, however face unlock need to be improved, it really take time, it's five thousand mah battery provide you full day te expension, including it's battery and its big screen it feel heavy.I like this product by vivo.