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Xiaomi Redmi Note 8 (2021) vs Xiaomi Redmi Note 9 4G comparison

 Compare Xiaomi Redmi Note 8 (2021)
Xiaomi Redmi Note 8 (2021)
Compare Xiaomi Redmi Note 9 4G
Xiaomi Redmi Note 9 4G
key specs
Display6.30-inch6.53-inch
ProcessorMediaTek Helio G85-
Front Camera13-megapixel 8-megapixel
Rear Camera48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel 48-megapixel + 8-megapixel + 2-megapixel
RAM4GB4GB
Storage64GB128GB
Battery Capacity4000mAh6000mAh
OSAndroid 11Android 10
Resolution1080x2340 pixels1080x2340 pixels
general
BrandXiaomiXiaomi
ModelRedmi Note 8 (2021)Redmi Note 9 4G
Launched in IndiaNoNo
Form factorTouchscreenTouchscreen
Dimensions (mm)158.30 x 75.30 x 8.35162.30 x 77.20 x 9.60
Weight (g)190.00198.00
Battery capacity (mAh)40006000
Fast chargingProprietaryProprietary
ColoursMoonlight White, Neptune Blue, Space BlackSmoke Wave Blue, Misty Green, and Feather Black
Release date-November 26, 2020
display
Screen size (inches)6.306.53
TouchscreenYesYes
Resolution1080x2340 pixels1080x2340 pixels
Protection typeGorilla Glass-
Pixels per inch (PPI)409-
Aspect ratio-19.5:9
hardware
Processorocta-core-
Processor makeMediaTek Helio G85Qualcomm Snapdragon 662
RAM4GB4GB
Internal storage64GB128GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-512
Dedicated microSD slot-Yes
camera
Rear camera48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras4-
Rear autofocusYes-
Rear flashYesYes
Front camera13-megapixel (f/2.0)8-megapixel (f/2.0)
No. of Front Cameras1-
Pop-Up CameraNo-
software
Operating systemAndroid 11Android 10
SkinMIUI 12.5MIUI 12
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n
GPSYesYes
BluetoothYes, v 5.20Yes, v 4.20
USB Type-CYesYes
Headphones3.5mm3.5mm
Number of SIMs22
Infrared-Yes
FM-Yes
Wi-Fi Direct-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
4G/ LTEYesYes
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
Face unlock-Yes

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