Xiaomi Redmi 4a

Network
Technology GSM / CDMA / HSPA / EVDO / LTE
2G bands GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
CDMA 800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100
CDMA2000 1xEV-DO & TD-SCDMA
4G bands LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Speed HSPA, LTE
GPRS Yes
EDGE Yes
Launch
Announced 2016, November
Status Available. Released 2016, November
Body
Dimensions 139.5 x 70.4 x 8.5 mm (5.49 x 2.77 x 0.33 in)
Weight 131.5 g (4.66 oz)
SIM Dual SIM
Display
Type IPS LCD capacitive touchscreen, 16M colors
Size 5.0 inches (~70.2% screen-to-body ratio)
Resolution 720 x 1280 pixels (~294 ppi pixel density)
Multitouch Yes
– MIUI 8
Platform
OS Android OS, v6.0.1 (Marshmallow)
Chipset Qualcomm MSM8917 Snapdragon 425
CPU Quad-core 1.4 GHz Cortex-A53
GPU Adreno 308
Memory
Card slot microSD, up to 256 GB (uses SIM 2 slot)
Internal 16 GB, 2 GB RAM
Camera
Primary 13 MP, f/2.2, autofocus, LED flash
Features Geo-tagging, touch focus, face/smile detection, HDR, panorama
Video 1080p@30fps
Secondary 5 MP, f/2.2
Sound
Alert types Vibration; MP3, WAV ringtones
Loudspeaker Yes
3.5mm jack Yes
– Active noise cancellation with dedicated mic
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth v4.1, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS
Infrared port Yes
Radio FM radio
USB microUSB v2.0
Features
Sensors Accelerometer, gyro, proximity, compass
Messaging SMS(threaded view), MMS, Email, Push Mail, IM
Browser HTML5
Java No
– DivX/Xvid/MP4/H.265 player
– MP3/WAV/eAAC+/FLAC player
– Photo/video editor
– Document viewer
Battery
Non-removable Li-Ion 3120 mAh battery
Misc
Colors Gold, Rose Gold
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