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Samsung Galaxy J2 vs Samsung Galaxy A8 vs Samsung Galaxy A7 vs Samsung Galaxy Alpha comparison

 Compare Samsung Galaxy J2
Samsung Galaxy J2
Compare Samsung Galaxy A8
Samsung Galaxy A8
Compare Samsung Galaxy A7
Samsung Galaxy A7
Compare Samsung Galaxy Alpha
Samsung Galaxy Alpha
key specs
Display4.70-inch5.70-inch5.50-inch4.70-inch
ProcessorSamsung Exynos 3475Samsung Exynos 5430Qualcomm Snapdragon 615Samsung Exynos 5430
Front Camera2-megapixel 5-megapixel5-megapixel2.1-megapixel
Rear Camera5-megapixel 16-megapixel13-megapixel12-megapixel
RAM1GB2GB2GB2GB
Storage8GB32GB16GB32GB
Battery Capacity2000mAh3050mAh2600mAh1860mAh
OSAndroid 5.1Android 5.1.1Android 4.4Android 4.4
Resolution540x960 pixels1080x1920 pixels1080x1920 pixels720x1280 pixels
general
BrandSamsungSamsungSamsungSamsung
ModelGalaxy J2Galaxy A8Galaxy A7Galaxy Alpha
Release dateSeptember 1, 2015July 1, 2015January 1, 2015August 1, 2014
Launched in IndiaYes---
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)136.50 x 69.00 x 8.40158.00 x 76.80 x 5.90151.00 x 76.20 x 6.30132.40 x 65.50 x 6.70
Battery capacity (mAh)2000305026001860
Removable batteryYesNoNoNo
ColoursBlack, White, GoldBlack, White, GoldBlack, Gold, WhiteWhite, blue, brown, black
Alternate names-SM-A800F--
Weight (g)-151.00141.00115.00
SAR value-0.10-0.56
display
Screen size (inches)4.705.705.504.70
TouchscreenYesYesYesYes
Resolution540x960 pixels1080x1920 pixels1080x1920 pixels720x1280 pixels
Aspect ratio16:9---
Pixels per inch (PPI)234386-312
hardware
Processor1.3GHz quad-core1.8GHz octa-core1GHz octa-core1.8GHz octa-core
Processor makeSamsung Exynos 3475Samsung Exynos 5430Qualcomm Snapdragon 615Samsung Exynos 5430
RAM1GB2GB2GB2GB
Internal storage8GB32GB16GB32GB
Expandable storageYesYesYesNo
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)12812864-
camera
Rear camera5-megapixel (f/2.2)16-megapixel13-megapixel12-megapixel
Rear autofocusYes---
Rear flashLEDLEDLEDYes
Front camera2-megapixel (f/2.2)5-megapixel5-megapixel2.1-megapixel
software
Operating systemAndroid 5.1Android 5.1.1Android 4.4Android 4.4
Skin-TouchWiz UITouchWiz UI-
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n/ac802.11 a/b/g/n802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 4.10Yes, v 4.10Yes, v 4.00Yes, v 4.00
NFCNoNoYesYes
InfraredNoNoNoNo
USB OTGYesYesNoYes
Headphones3.5mm3.5mm3.5mm3.5mm
FMYesYesYesNo
Number of SIMs2211
Wi-Fi DirectYesNoNoYes
Mobile High-Definition Link (MHL)NoNoNoNo
sim 1
SIM TypeMicro-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSM + CDMAGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeMicro-SIMNano-SIM--
GSM/CDMAGSMGSM + CDMA--
3GNoYes--
4G/ LTENoYes--
sensors
Compass/ MagnetometerNoYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorNoYesYesYes
GyroscopeNoNoNoYes
BarometerNoNoNoNo
Temperature sensorNoNoNoNo
ratings
Overall NDTV Rating-Read Review-Read Review
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--

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