Samsung Galaxy J7 vs Karbonn Smart A12 Star comparison

Compare Samsung Galaxy J7
Compare Karbonn Smart A12 Star
key specs
Display5.50-inch4.00-inch
ProcessorSamsung Exynos 7 Octa 7580MediaTek
Front Camera5-megapixel 0.3-megapixel
Rear Camera13-megapixel 5-megapixel
RAM1.5GB512MB
Storage16GB4GB
Battery Capacity3000mAh1400mAh
OSAndroid 5.1Android 4.4.2
Resolution720x1280 pixels480x800 pixels
general
BrandSamsungKarbonn
ModelGalaxy J7Smart A12 Star
Release dateJune 1, 2015July 1, 2014
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)152.40 x 78.60 x 7.5064.20 x 124.20 x 10.10
Weight (g)171.00130.00
Battery capacity (mAh)30001400
Removable batteryYesNo
ColoursBlack, White, GoldBlack, Silver
display
Screen size (inches)5.504.00
TouchscreenYesYes
Resolution720x1280 pixels480x800 pixels
Aspect ratio16:9-
Pixels per inch (PPI)-233
hardware
Processor1.5GHz octa-core1.2GHz one-core
Processor makeSamsung Exynos 7 Octa 7580MediaTek
RAM1.5GB512MB
Internal storage16GB4GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)12832
camera
Rear camera13-megapixel (f/1.9)5-megapixel
Rear autofocusYes-
Rear flashLEDLED
Front camera5-megapixel (f/2.2)0.3-megapixel
Front flashLED-
software
Operating systemAndroid 5.1Android 4.4.2
SkinTouchWiz UI-
connectivity
Wi-FiYesNo
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesNo
BluetoothYes, v 4.10Yes
NFCNoNo
InfraredNoNo
USB OTGYesNo
Micro-USBYes-
Headphones3.5mm-
FMYesYes
Number of SIMs22
Wi-Fi DirectYesNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeMicro-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sim 2
SIM TypeMicro-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTENoNo
sensors
Compass/ MagnetometerNoNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorNoYes
GyroscopeNoNo
BarometerNoNo
Temperature sensorNoNo

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