I m using this phone since one month.and I genuinely say that this is best phone ever I used in this range . Or I compare this phone with Lenovo vibe k4 note and Lenovo k5 note it is compared to these phone.i felt this phone is easily compete to these Lenovo phone.in lenovo some heating problems are occur.and battery not quite good.But in 3sprime battery backup also very good 4100mh polymer battery.which is very light in weight.polymer battery give more battery backup compared to lithium ion. Phone weights only 144g, No heating issue is found. Heavy games can easily run in this phone, no lagging. The fingerprint censor works very smoothly. Camera quality is also very good . Inbuilt reading mode option reduces the stress on eyes in night, child mode available. There is feature of shrink the display in 4inch or 3.5inch.we can easily adjust display . sound of the phone is good. Design of phone is excellent. There is lots of features in this phone. Also upgradable to miui7 to miui.8
We use dual applications at one time like two whats app in a phone with different no. 3gb ram and snap dragon processor gives fast speed. Snapdragon processor perform better as compared to mediatek processor.as snapdragon also maintain the temperature. 32gb memory we store so much videos as well as install lots of application.And it comes metal aluminum body which look very nice.my phone falls two times at the height of approximate 6feet and 4 feet no scratch or any problem. Finest device easy to handle. Bestest phone ever . value for money & it comes with made in india