Redmi 3S is one of the amazing creation of Xiomi and at that price you cannot imagine such features. Redmi 3S was released just after Redmi Note 3 with most appealing design and functions. The features which makes it awesome and amazing are given below:
Body:
The body of Redmi 3S is made of metal. The weight of body is 144 grams with thickness of 8.5 mm. Redmi 3S has a powerful battery of 4100 mAH(but non removable). So you dont have to charge it many times.
Display:
12.6cm HD(720P) display which also reduces harmful blue rays
Camera:
Front camera is 5MP with face detection and butify features while rear camera is 13MP with phase detection auto-focus feature(PDAF). Both cameras can record 1080P videos.
Network and connectivity:
You can use 2 SIM or 1 SIM+1 SD card at once. SIM port has hybrid structure(nano SIM+ micro SIM, or micro SIM+ microSD card) and only primary SIM is 4G enabled.
Redmi 3S comes with HID Bluetooth, Bluetooth 4.1, WiFi(2.4 GHz)., WiFi Direct.
Sensors:
There are many sensors which comes with Redmi 3S. Electronic compass(tells you the direction and latitude altitude), Gravity sensor(also known as motion sensor) Light sensor Infrared Proximity sensor(can remote many devices including your TV) and Gyroscope.
Hardware and Software:
Processor is 1.4 octa core(Snapdragon 430)
There are two products Redmi 3S(2 GB RAM, 16 GB eMMC flash) and Redmi 3S prime(3GB RAM, 32 GB eMMC flash+ fingerprint scanner) further storage can be expanded upto 128GB with micro SD card.
Overall Redmi 3S worths purchasing because its features and performance are beyond its price.