Samsung Galaxy J7 (2018) vs Samsung Galaxy J3 (2018) vs Samsung Galaxy A9 Star Lite vs Samsung Galaxy J7 Prime 2 comparison

Compare Samsung Galaxy J7 (2018)
Compare Samsung Galaxy J3 (2018)
Compare Samsung Galaxy A9 Star Lite
Compare Samsung Galaxy J7 Prime 2
general
Release dateJune 2018June 2018June 2018March 2018
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
ColoursBlackBlack, Blue, GoldBlack, BlueBlack
Dimensions (mm)-142.70 x 70.10 x 8.90162.20 x 75.70 x 7.90151.70 x 75.00 x 8.00
Weight (g)-152.00191.00170.00
Battery capacity (mAh)-260035003300
Removable battery-Yes--
Body type--Metal-
display
Screen size (inches)5.505.006.005.50
TouchscreenYesYesYesYes
Resolution720x1080 pixels720x1080 pixels1880x2220 pixels1080x1920 pixels
Aspect ratio16:916:918.5:9-
hardware
Processordual-core1.4GHz quad-core1.8GHz octa-core1.6GHz octa-core
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256-256256
Processor make-Exynos 7570Snapdragon 450Exynos 7 Series
RAM--4GB3GB
Internal storage--64GB32GB
camera
Rear camera13-megapixel (f/1.9)8-megapixel (f/1.9)16-megapixel + 5-megapixel13-megapixel
Rear flashLEDLEDLEDLED
Front camera13-megapixel (f/1.9)5-megapixel (f/2.2)24-megapixel (f/1.9)13-megapixel
Rear autofocus-Yes--
Front flash--LED-
software
Operating systemAndroidAndroid 8.0Android 8.0Android 7.0
connectivity
Wi-FiYesYesYesYes
GPSYesYesYesYes
BluetoothYesYes, v 4.20Yes, v 4.20Yes, v 4.10
Micro-USBYesYes--
Headphones3.5mm-3.5mmYes
Number of SIMs2-22
Wi-Fi standards supported--802.11 a/b/g/n802.11 b/g/n
sim 1
SIM TypeNano-SIM--Nano-SIM
GSM/CDMAGSM-GSM + CDMAGSM
3GYes-YesYes
4G/ LTEYes-YesYes
sim 2
SIM TypeNano-SIM---
GSM/CDMAGSM-GSM + CDMA-
3GYes-Yes-
4G/ LTEYes-Yes-
sensors
AccelerometerYesYesYesYes
Compass/ Magnetometer-Yes--
Proximity sensor-Yes-Yes
Gyroscope-Yes--
Fingerprint sensor--Yes-