Oppo A3x 4G vs Samsung Galaxy J7 Nxt comparison

Compare Oppo A3x 4G
Compare Samsung Galaxy J7 Nxt
key specs
Display6.67-inch5.50-inch
ProcessorQualcomm Snapdragon 6s Gen 11.6GHz octa-core
Front Camera5-megapixel 5-megapixel
Rear Camera8-megapixel 13-megapixel
RAM4GB2GB
Storage64GB16GB
Battery Capacity5100mAh3000mAh
OSAndroid 14Android 7.0
Resolution720x1604 pixels720x1280 pixels
general
BrandOppoSamsung
ModelA3x 4GGalaxy J7 Nxt
Release dateOctober 25, 2024July 1, 2017
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)165.77 x 76.80 x 7.68152.40 x 78.60 x 7.60
Weight (g)186.00170.00
Battery capacity (mAh)51003000
Removable batteryNoNo
Fast charging45W Fast Charging-
Wireless chargingNo-
ColoursNebula Red, Ocean BlueBlack, Gold
display
Refresh Rate90 Hz-
Resolution StandardHD+-
Screen size (inches)6.675.50
TouchscreenYesYes
Resolution720x1604 pixels720x1280 pixels
Protection typeOther-
hardware
Processorocta-core1.6GHz octa-core
Processor makeQualcomm Snapdragon 6s Gen 1-
RAM4GB2GB
Internal storage64GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)-256
camera
Rear camera8-megapixel (f/2.0)13-megapixel
No. of Rear Cameras2-
Front camera5-megapixel (f/2.2)5-megapixel
No. of Front Cameras1-
Rear flash-LED
Front flash-LED
software
Operating systemAndroid 14Android 7.0
SkinColorOS 14-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.10
USB OTGYesNo
USB Type-CYes-
Headphones3.5mmYes
Number of SIMs22
Active 4G on both SIM cardsYes-
NFC-No
Infrared-No
FM-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-No
Barometer-No
Temperature sensor-No

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