The Xiaomi Redmi 4X sports a 5-inch 720P display, Qualcomm Snapdragon 435 octa-core processor, 2GB of RAM + 16GB of ROM or 3GB of RAM + 32GB of ROM. There is also a 13MP camera on the back accompanied with a fingerprint scanner. However, the selling point of this device is considered to be the 4100mAh battery promised to provide up to 2 days of lifetime as well as 18 days of standby time.
Read: Xiaomi Redmi 4X Matte Black Photos
As for the Xiaomi Redmi 4A released today, it comes with a 5-inch IPS display at a resolution of 1280 x 720 pixels. It is also powered with a Snapdragon 425 quad-core processor clocked at 1.4 GHz and aoired with 2GB of RAM and 16GB of internal storage. A 13MP camera is located on the back, while the 5MP shooter is on the front. Other features include a 3120mAh battery, dual-SIM support with 4G VoLTE connectivity and so on.
The Xiaomi Redmi 4X is originally priced at 699 yuan ($101), but it should be a bit higher in India.