Xiaomi Redmi 4A vs Xiaomi Redmi 2 Prime vs Xiaomi Redmi 2 comparison

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Ratings
Overall NDTV Rating-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for money Rating-
General
Release dateNovember 2016August 2015January 2015-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)139.50 x 70.40 x 8.50134.00 x 67.20 x 9.40134.00 x 67.20 x 9.40-
Weight (g)131.50133.00133.00-
Battery capacity (mAh)312022002200-
Removable batteryNoYesYes-
ColoursGolden, Rose Gold, Dark GreyWhite, Dark GreyWhite, Black, Yellow, Pink, Green-
SAR ValueNA1.00NA-
Display
Screen size (inches)5.004.704.70-
TouchscreenYesYesYes-
Resolution720x1280 pixels720x1280 pixels720x1280 pixels-
Pixels per inch (PPI)296312312-
Hardware
Processor1.4GHz quad-core1.2GHz quad-core1.2GHz quad-core-
Processor makeQualcomm Snapdragon 425Qualcomm Snapdragon 410Qualcomm Snapdragon 410-
RAM2GB2GB1GB-
Internal storage16GB16GB8GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)1283232-
Camera
Rear camera13-megapixel8-megapixel8-megapixel-
FlashYesYesYes-
Front camera5-megapixel2-megapixel2-megapixel-
Software
Operating SystemAndroid 6.0Android 4.4Android 4.4-
SkinMIUI 8MIUI 6MIUI 6-
Connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n802.11 b/g/n802.11 b/g/n-
GPSYesYesYes-
BluetoothYes, v 4.10Yes, v 4.00Yes, v 4.00-
NFCNoNoNo-
InfraredYesNoNo-
Headphones3.5mm3.5mm3.5mm-
FMYesYesYes-
Number of SIMs222-
SIM1
SIM TypeMicro-SIMMicro-SIMMicro-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/LTEYesYesYes-
SIM2
SIM TypeMicro-SIMMicro-SIMMicro-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/LTEYesYesYes-
Sensors
Compass/ MagnetometerNoYesYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYesYes-
GyroscopeYesYesYes-
BarometerNoNoNo-
Temperature sensorNoNoNo-