Xiaomi Redmi 3x

Key Features: Hybrid Dual SIM Micro/Nano-SIM, Snapdragon 430, 32GB 2GB RAM, Fingerprint  scanner, Android 6 Marshmallow, MIUI 7

Xiaomi Redmi 3s Prime

Key Features: Fingerprint scanner, 32GB 3GB RAM, Snapdragon 430, 4100 mAh battery, 13 MP camera.

Xiaomi Redmi 3s

Key Features: Hybrid DualSIM/microSD, 5″ IPS display of 720p resolution; 294ppi, Snapdragon 430, MIUI 8 on Android 6.0 Marshmallow.