Xiaomi Mi3 WCDMA Full Specs:
Network: GSM 850,900,1800,1900; HSDPA 850,900,1900,2100
Display: 5-inch IPS LCD Gorilla Glass 3, 1080 x 1920 pixels, 441 ppi pixel density
Chipset: Qualcomm Snapdragon 800
CPU: Quad-core 2.3 GHz Krait 400
GPU: Adreno 330
RAM: 2 GB
Internal storage: 16/64 GB
Rear Camera: Sony 13 MP, 4128 x 3096 pixels, autofocus, dual-LED flash
Front Camera: 2 MP, 1080p@30fps
NFC, Bluetooth 4.0, GPS but no sdcard slot
Battery: Non-removable Li-Ion 3050 mAh
Dimensions: 144 x 73.6 x 8.1 mm (5.67 x 2.90 x 0.32 in)
Wight: 145 g (5.11 oz)

Quadrant benchmark on Samsung SIII i9300 using MS Team HD Rom v5.0 with Siyah kernel 1.7rc1.

MS Team ROM @ XDA: http://forum.xda-developers.com/showthread.php?t=1886332

Using Vaulty free app is the easiest way to hide pictures and photos on your Android device.

https://play.google.com/store/apps/details?id=com.theronrogers.vaultyfree

Quadrant benchmark using the default Omega Rom Jelly Bean v31 kernel. Battery life is excellent and as you see also perfoming very nice!

More on Omega ROM v31 Jelly Bean @ XDA: http://forum.xda-developers.com/showthread.php?t=1663656

Startup Manager is an Android paid application that cleans your startup programs. You can free more RAM in your device and make it faster, gain more RAM and lag free!

https://play.google.com/store/apps/details?id=imoblife.startupmanager.full&hl=en

Quadrant Benchmark Samsung Galaxy s3, Omega ROM v30 Jelly Bean and Phenomenal 4.0 Kernel Extreme Edition.

Omega ROM: http://forum.xda-developers.com/showthread.php?t=1663656
Phenomenal Kernel: http://forum.xda-developers.com/showthread.php?t=1917234