First of all let me tell you this is one of the best mobile in this price segment. I m loving it a lot. Pros- 1.Super AMOLED display looks so attractive and provides great experience while watching videos and playing games. 2.This phone is totally Lag Free...exynos 9611 is very powerful processor making the whole system more smooth...Also remember SAMSUNG one Ui is the best os among all.I m using 6gb variant..the ram management is tremendous helping me a lot in doing multi tasking programmes. 3.Talking about the camera...every portraits and night mode pics are looking fabulous with highly enhanced quality.Selfie is also very good...It is also capturing awesome pics just like the rear camera.Video stability is great and its super slow motion is killer one. 4.Fingerprint and face unlock is as fast as the light..Just give only slight touch to its fingerprint reader...it unlocks in even less than half milliseconds. 5.This phone is really a true MONSTER...I m a moderate user then also it is providing complete 2 day battery life...really SAMSUNG M30s' battery is great with its beast 6000mah(Go MONSTER) in the mobile industry. 6.Game booster is also helping me very much in playing PUBG. Cons- This is the first ever phone in which I think there is no cons. Conclusion: Remember u r not only getting phone with awesome features in this price range but u are getting a BRAND VALUE of SAMSUNG too which is the best company in the world. Thank you SAMSUNG for providing these thrilling specifications and also I want to thanks AMAZON for its Super fast Delivery. I love SAMSUNG.