The Redmi 3 Pro features 5-inch 720p IPS display, Snapdragon 616 64-bit Octa-core processor clocked at 1.5GHz, Adreno 405 GPU, 3GB RAM, 32GB internal storage, microSD card (up to 32GB), 13MP shooter and 5MP front-facing camera, 4100mAh Battery, and MIUI 7 on top of Android Lollipop.
The phone comes in 8.5mm thin and weighs 144g, with full metal body, fingerprint sensor on the back, Quick Charge 2.0 supprt, 4G connectivity with Dual-SIM support, Wi-Fi 802.11 b/g/n, Bluetooth 4.1, FM Radio, as well as Gold, Gray, and Silver color options.
The Xiaomi Redmi 3 Pro will be available starting next week in China for CNY 899 (about $138). Unfortunately, there is no word on whether or not the phone will make it out of Asia.
Phoneradar