Samsung Galaxy A7 (2018) vs Samsung Galaxy J8 vs Samsung Galaxy J4 vs Oppo A37 comparison

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ratings
Overall NDTV RatingRead ReviewRead Review--
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display6.00-inch6.00-inch5.50-inch5.00-inch
Processor2.2GHz octa-core1.6GHz octa-core1.4GHz quad-core1.2GHz quad-core
Front Camera24-megapixel 16-megapixel 5-megapixel 5-megapixel
Resolution1080x2220 pixels720x1440 pixels720x1280 pixels720x1280 pixels
RAM4GB4GB2GB2GB
OSAndroid 8.0Android 8.0Android 8.0Android 5.1
Storage64GB64GB16GB16GB
Rear Camera24-megapixel + 8-megapixel + 5-megapixel 16-megapixel + 5-megapixel 13-megapixel 8-megapixel
Battery Capacity3300mAh3500mAh3000mAh2630mAh
general
Release dateSeptember 2018May 2018May 2018June 2016
Launched in IndiaYesYesYes-
Dimensions (mm)159.80 x 76.80 x 7.50159.20 x 75.70 x 8.20151.70 x 77.20 x 8.10143.10 x 71.00 x 7.68
Weight (g)168.00177.00175.00136.00
Battery capacity (mAh)3300350030002630
Removable batteryNo-YesNo
Wireless chargingNo---
ColoursBlack, Blue, Gold, PinkBlue, Black, GoldBlack, Orchid Gray, GoldGold, Grey
Form factor-TouchscreenTouchscreenTouchscreen
Body type-Plastic--
display
Screen size (inches)6.006.005.505.00
TouchscreenYesYesYesYes
Resolution1080x2220 pixels720x1440 pixels720x1280 pixels720x1280 pixels
Aspect ratio18.5:918.5:916:9-
Pixels per inch (PPI)-274-293
hardware
Processor2.2GHz octa-core1.6GHz octa-core1.4GHz quad-core1.2GHz quad-core
RAM4GB4GB2GB2GB
Internal storage64GB64GB16GB16GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)512256256128
Processor make-Snapdragon 450Exynos 7570Qualcomm Snapdragon 410
camera
Rear camera24-megapixel (f/1.7) + 8-megapixel (f/2.4) + 5-megapixel (f/2.2)16-megapixel (f/1.7) + 5-megapixel (f/1.9)13-megapixel (f/1.9)8-megapixel
Rear autofocusYesYesYes-
Rear flashYesLEDLEDLED
Front camera24-megapixel (f/2.0)16-megapixel (f/1.9)5-megapixel (f/2.2)5-megapixel
Front autofocusNo---
Front flashYesLEDLED-
software
Operating systemAndroid 8.0Android 8.0Android 8.0Android 5.1
Skin-Samsung Experience-ColorOS 3.0
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-802.11 b/g/n802.11 b/g/n
GPSYesYesYesYes
BluetoothYes, v 5.00YesYes, v 4.20Yes, v 4.00
NFCNo--No
FMYesYesYesYes
Number of SIMs2222
Active 4G on both SIM cardsYes---
Micro-USB-YesYes-
Headphones-3.5mm-3.5mm
Infrared---No
USB OTG---Yes
sim 1
SIM TypeNano-SIMNano-SIMMicro-SIMNano-SIM
GSM/CDMA-GSMGSMGSM
3G-YesYesYes
4G/ LTE-YesYesYes
sim 2
SIM TypeNano-SIMNano-SIMMicro-SIMNano-SIM
4G/ LTEYesYesYesYes
GSM/CDMA-GSMGSMGSM
3G-YesYesYes
sensors
Face unlockYes---
Fingerprint sensorYesYes--
Compass/ MagnetometerYes--Yes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYes-No
GyroscopeYes--Yes
Barometer---No
Temperature sensor---No