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Samsung Galaxy A31 vs Samsung Galaxy Note 9 comparison

 Compare Samsung Galaxy A31
Samsung Galaxy A31
Compare Samsung Galaxy Note 9
Samsung Galaxy Note 9
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
Display6.40-inch6.40-inch
ProcessorMediaTek Helio P65Samsung Exynos 9810
Front Camera20-megapixel 8-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel + 5-megapixel 12-megapixel
RAM6GB6GB
Storage128GB128GB
Battery Capacity5000mAh4000mAh
OSAndroid 10Android 8.1
Resolution1080x2400 pixels1440x2960 pixels
general
BrandSamsungSamsung
ModelGalaxy A31Galaxy Note 9
Release dateMarch 24, 2020August 1, 2018
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)159.30 x 73.10 x 8.60161.90 x 76.40 x 8.80
Weight (g)185.00201.00
Battery capacity (mAh)50004000
Removable batteryNo-
Fast chargingProprietary-
Wireless chargingNo-
ColoursPrism Crush Black, Prism Crush Blue, Prism Crush WhiteMidnight Black, Metallic Copper, Ocean Blue, Lavender Purple
display
Screen size (inches)6.406.40
TouchscreenYesYes
Resolution1080x2400 pixels1440x2960 pixels
Aspect ratio20:9-
hardware
Processor2GHz octa-core (2x2GHz + 6x1.7GHz)1.7GHz octa-core
Processor makeMediaTek Helio P65Samsung Exynos 9810
RAM6GB6GB
Internal storage128GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512512
camera
Rear camera48-megapixel (f/2.0) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4)12-megapixel
Rear autofocusYes-
Rear flashYes-
Front camera20-megapixel (f/2.2)8-megapixel
software
Operating systemAndroid 10Android 8.1
SkinOne UI 2.1Samsung Experience UX
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n802.11 a/b/g/n/ac
GPSYesYes
BluetoothYesYes, v 5.00
NFCYesYes
USB Type-CYes-
Number of SIMs22
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
Barometer-Yes

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