Oppo A3s vs Samsung Galaxy J7 Nxt comparison

Compare Oppo A3s
Compare Samsung Galaxy J7 Nxt
general
Form factorTouchscreenTouchscreen--
Dimensions (mm)156.20 x 75.60 x 8.20152.40 x 78.60 x 7.60--
Weight (g)168.00170.00--
Battery capacity (mAh)42303000--
ColoursRed, Dark PurpleBlack, Gold--
Release date-July 2017--
Removable battery-No--
display
Screen size (inches)6.205.50--
TouchscreenYesYes--
Resolution720x1520 pixels720x1280 pixels--
Aspect ratio19:9---
hardware
Processor1.8GHz octa-core1.6GHz octa-core--
Processor makeSnapdragon 450---
RAM2GB2GB--
Internal storage16GB16GB--
Expandable storageYesYes--
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)256256--
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel--
Rear autofocusYes---
Rear flashLEDLED--
Front camera8-megapixel (f/2.2)5-megapixel--
Front flash-LED--
software
Operating systemAndroid 8.1 OreoAndroid 7.0--
SkinColorOS 5.1---
connectivity
Wi-FiYesYes--
GPSYesYes--
BluetoothYes, v 4.20Yes, v 4.10--
Micro-USBYes---
Headphones3.5mmYes--
Wi-Fi standards supported-802.11 b/g/n--
NFC-No--
Infrared-No--
USB OTG-No--
FM-No--
Number of SIMs-2--
sensors
Compass/ MagnetometerYesNo--
Proximity sensorYesYes--
AccelerometerYesYes--
Ambient light sensor-Yes--
Gyroscope-No--
Barometer-No--
Temperature sensor-No--
sim 1
SIM Type-Micro-SIM--
GSM/CDMA-GSM--
3G-Yes--
4G/ LTE-Yes--
sim 2
SIM Type-Micro-SIM--
GSM/CDMA-GSM--
3G-No--
4G/ LTE-No--