Karbonn A40 Indian vs Oppo A71 vs Samsung Galaxy On7 Pro vs Motorola Moto G4 Plus comparison

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Ratings
Overall NDTV Rating--
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Camera Rating--
General
Alternate names---XT1643
Release dateJuly 2017September 2017July 2016May 2016
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)122.95 x 64.30 x 10.50148.10 x 73.80 x 7.60151.80 x 77.50 x 8.20153.00 x 76.60 x 7.90
Weight (g)118.00137.00172.00155.00
Battery capacity (mAh)1400300030003000
Removable batteryYesNoYesNo
ColoursBlue, Coffee Brown, Black, ChampagneGold, Black-Black, White
SAR Value1.39--1.09
Display
Screen size (inches)4.005.205.505.50
TouchscreenYesYesYesYes
Resolution480x800 pixels720x1280 pixels720x1280 pixels1080x1920 pixels
Pixels per inch (PPI)---401
Hardware
Processor1.3GHz quad-core1.5GHz octa-core1.2GHz quad-core1.5GHz octa-core
Processor makeSpreadtrum SC9832AMediaTek MT6750-Qualcomm Snapdragon 617
RAM1GB3GB2GB2GB
Internal storage8GB16GB16GB16GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)32256128128
Camera
Rear camera2-megapixel13-megapixel13-megapixel16-megapixel
Front camera0.3-megapixel5-megapixel5-megapixel5-megapixel
Software
Operating SystemAndroid 7.0Android 7.1Android 6.0Android 6.0.1
Skin-Color OS--
Connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n-802.11 a/b/g/n
GPSNoYesYesYes
BluetoothYes, v 4.00Yes, v 4.00Yes, v 4.20Yes, v 4.10
NFCNoNoNoNo
InfraredNoNoNoNo
Headphones3.5mm3.5mm3.5mm3.5mm
FMYesNoYesYes
Number of SIMs2222
SIM1
SIM TypeRegularNano-SIMMicro-SIMMicro-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/LTEYesYesYesYes
SIM2
SIM TypeRegularNano-SIMMicro-SIMMicro-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/LTEYesYesYesYes
Sensors
Compass/ MagnetometerNoYesNoNo
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorNoYesYesYes
GyroscopeNoNoYesYes
BarometerNoNoNoNo
Temperature sensorNoNoNoNo