Oppo A12 vs Samsung Galaxy J4 comparison

Compare Oppo A12
Compare Samsung Galaxy J4
key specs
Display6.22-inch5.50-inch
ProcessorMediaTek Helio P35 Samsung Exynos 7570
Front Camera5-megapixel 5-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel
RAM3GB2GB
Storage32GB16GB
Battery Capacity4230mAh3000mAh
OSAndroid 9Android 8.0
Resolution720x1520 pixels720x1280 pixels
general
BrandOppoSamsung
ModelA12Galaxy J4
Release dateApril 1, 2020May 1, 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePolycarbonate-
Dimensions (mm)155.90 x 75.50 x 8.30151.70 x 77.20 x 8.10
Weight (g)165.00175.00
Battery capacity (mAh)42303000
Removable batteryNoYes
Wireless chargingNo-
ColoursBlack, BlueBlack, Orchid Gray, Gold
display
Screen size (inches)6.225.50
TouchscreenYesYes
Resolution720x1520 pixels720x1280 pixels
Protection typeGorilla Glass-
Aspect ratio-16:9
hardware
Processorocta-core1.4GHz quad-core
Processor makeMediaTek Helio P35 (MT6765)Samsung Exynos 7570
RAM3GB2GB
Internal storage32GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2, 1.12um-micron) + 2-megapixel (f/2.4)13-megapixel (f/1.9)
Rear autofocusYesYes
Rear flashYesLED
Front camera5-megapixel (f/2.4, 1.12um-micron)5-megapixel (f/2.2)
Front autofocusNo-
Front flashNoLED
software
Operating systemAndroid 9Android 8.0
SkinColorOS 6.1.2-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.20
Headphones3.5mm-
Number of SIMs22
Active 4G on both SIM cardsYes-
Micro-USB-Yes
FM-Yes
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYes-
GyroscopeYes-

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