Redmi 9 vs Samsung Galaxy A9 Star comparison

Compare Redmi 9
Compare Samsung Galaxy A9 Star
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.53-inch6.28-inch
ProcessorMediaTek Helio G35Qualcomm Snapdragon 660
Front Camera5-megapixel 24-megapixel
Rear Camera13-megapixel + 2-megapixel 16-megapixel + 24-megapixel
RAM4GB4GB
Storage64GB64GB
Battery Capacity5000mAh3700mAh
OSAndroid 10Android 8.0
Resolution720x1600 pixels1880x2220 pixels
general
BrandXiaomiSamsung
ModelRedmi 9Galaxy A9 Star
Release dateAugust 27, 2020June 1, 2018
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)164.90 x 77.07 x 9.00162.40 x 77.00 x 7.50
Weight (g)196.00188.00
Battery capacity (mAh)50003700
Fast chargingProprietaryProprietary
ColoursCarbon Black, Sporty Orange, Sky BlueBlack, White
display
Screen size (inches)6.536.28
TouchscreenYesYes
Resolution720x1600 pixels1880x2220 pixels
Aspect ratio20:93:2
Pixels per inch (PPI)-392
hardware
Processorocta-core2.2GHz octa-core (4x2.2GHz + 4x1.8GHz)
Processor makeMediaTek Helio G35Qualcomm Snapdragon 660
RAM4GB4GB
Internal storage64GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)16-megapixel (f/1.7) + 24-megapixel (f/1.7)
Rear autofocusYesPhase detection autofocus
Rear flashYesLED
Front camera5-megapixel (f/2.2, 1.12-micron)24-megapixel (f/2.0)
software
Operating systemAndroid 10Android 8.0
SkinMIUI 12-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
Micro-USBYes-
Headphones3.5mm-
FMYesYes
Number of SIMs22
NFC-Yes
USB Type-C-Yes
Wi-Fi Direct-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM + CDMA
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM + CDMA
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
Fingerprint sensorYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYes-
Gyroscope-Yes

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