Samsung Star 3 Duos vs Samsung Rex 80 vs Samsung Galaxy Young comparison

Compare Samsung Star 3 Duos
Compare Samsung Rex 80
Compare Samsung Galaxy Young
key specs
Display3.00-inch3.00-inch3.27-inch
Processorone-coreone-core1GHz one-core
Front CameraNoNoNo
Rear Camera3-megapixel3.2-megapixel3.15-megapixel
Storage20MB20MB4GB
Battery Capacity1000mAh1000mAh1300mAh
OSProprietaryProprietaryAndroid 4.1
Resolution240x320 pixels240x320 pixels320x480 pixels
RAM--768MB
general
Alternate namesGT-S5222GT-S5222GT-S6312
BrandSamsungSamsungSamsung
ModelStar 3 DuosRex 80Galaxy Young
Release dateJanuary 1, 2012February 1, 2013April 1, 2013
Form factorBar-Bar
Dimensions (mm)102.00 x 58.00 x 11.51102.00 x 58.00 x 11.50109.40 x 58.60 x 12.50
Weight (g)95.50-112.00
Battery capacity (mAh)100010001300
Removable batteryYesYesYes
display
Screen size (inches)3.003.003.27
TouchscreenYesYesYes
Resolution240x320 pixels240x320 pixels320x480 pixels
Pixels per inch (PPI)133133176
hardware
Processorone-coreone-core1GHz one-core
Internal storage20MB20MB4GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)161664
RAM--768MB
camera
Rear camera3-megapixel3.2-megapixel3.15-megapixel
Rear flashNoNoNo
Front cameraNoNoNo
software
Operating systemProprietaryProprietaryAndroid 4.1
connectivity
Wi-FiYesYesYes
GPSNoNoYes
BluetoothYes, v 3.00Yes, v 2.00Yes, v 3.00
NFCNoNoNo
InfraredNoNoNo
USB OTGNoNoNo
Headphones3.5mm3.5mm3.5mm
FMYesYesYes
Number of SIMs222
Wi-Fi DirectNoNoYes
Mobile High-Definition Link (MHL)NoNoNo
sim 1
SIM TypeMicro-SIMMicro-SIMRegular
GSM/CDMAGSMGSMGSM
3GNoNoYes
4G/ LTENoNoNo
sim 2
SIM TypeRegularMicro-SIMRegular
GSM/CDMAGSMGSMGSM
3GNoNoYes
4G/ LTENoNoNo
sensors
Compass/ MagnetometerNoNoYes
Proximity sensorYesYesYes
AccelerometerNoNoYes
Ambient light sensorNoNoNo
GyroscopeNoNoNo
BarometerNoNoNo
Temperature sensorNoNoNo

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