Samsung Galaxy A40 vs Samsung Galaxy J6 vs Samsung Galaxy J7 comparison

Compare Samsung Galaxy A40
Compare Samsung Galaxy J6
Compare Samsung Galaxy J7
key specs
Display5.90-inch5.60-inch5.50-inch
ProcessorSamsung Exynos 7885Samsung Exynos 7 Octa 7870Samsung Exynos 7 Octa 7580
Front Camera25-megapixel8-megapixel 5-megapixel
Rear Camera16-megapixel 13-megapixel 13-megapixel
RAM4GB3GB1.5GB
Storage64GB32GB16GB
Battery Capacity3100mAh3000mAh3000mAh
OSAndroid 9.0 PieAndroid 8.0Android 5.1
Resolution1080x2280 pixels720x1480 pixels720x1280 pixels
general
BrandSamsungSamsungSamsung
ModelGalaxy A40Galaxy J6Galaxy J7
Release dateMarch 1, 2019May 1, 2018June 1, 2015
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)144.30 x 69.10 x 7.90149.30 x 70.20 x 8.20152.40 x 78.60 x 7.50
Battery capacity (mAh)310030003000
ColoursBlue, Black, Orange, WhiteBlack, Blue, GoldBlack, White, Gold
Launched in India-YesYes
Body type-PlasticPlastic
Weight (g)-154.00171.00
Removable battery-NoYes
display
Screen size (inches)5.905.605.50
TouchscreenYesYesYes
Resolution1080x2280 pixels720x1480 pixels720x1280 pixels
Aspect ratio19:918.5:916:9
Protection type-Gorilla Glass-
Pixels per inch (PPI)-293-
hardware
Processor1.8GHz octa-core1.6GHz octa-core1.5GHz octa-core
Processor makeSamsung Exynos 7885Samsung Exynos 7 Octa 7870Samsung Exynos 7 Octa 7580
RAM4GB3GB1.5GB
Internal storage64GB32GB16GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)-256128
camera
Rear camera16-megapixel (f/2.0)13-megapixel (f/1.9)13-megapixel (f/1.9)
Rear autofocusYesYesYes
Rear flashYesLEDLED
Front camera25-megapixel8-megapixel (f/1.9)5-megapixel (f/2.2)
Front flash-LEDLED
software
Operating systemAndroid 9.0 PieAndroid 8.0Android 5.1
SkinOne UISamsung Experience 9.0TouchWiz UI
connectivity
Wi-FiYesYesYes
GPSYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.10
NFCYes-No
USB Type-CYes--
Headphones3.5mm3.5mm3.5mm
Number of SIMs222
Wi-Fi standards supported-802.11 b/g/n802.11 b/g/n
Micro-USB-YesYes
FM-YesYes
Infrared--No
USB OTG--Yes
Wi-Fi Direct--Yes
Mobile High-Definition Link (MHL)--No
sim 1
SIM TypeNano-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesNo
sensors
Face unlockYes--
Fingerprint sensorYesYes-
Compass/ MagnetometerYes-No
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYes-No
GyroscopeYes-No
Barometer--No
Temperature sensor--No
ratings
Overall NDTV Rating-Read Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--

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