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Redmi K50i 5G vs Vivo X21 comparison

 Compare Redmi K50i 5G
Redmi K50i 5G
Compare Vivo X21
Vivo X21
key specs
Display6.60-inch6.28-inch
ProcessorMediaTek Dimensity 8100 5GQualcomm Snapdragon 660
Front Camera16-megapixel12-megapixel
Rear Camera64-megapixel + 8-megapixel + 2-megapixel12-megapixel + 5-megapixel
RAM6GB, 8GB6GB
Storage128GB, 256GB128GB
Battery Capacity5080mAh3200mAh
OSAndroid 12Android 8.1
Resolution1080x2460 pixels1080x2280 pixels
general
BrandXiaomiVivo
ModelRedmi K50i 5GX21
Release dateJuly 20, 2022March 1, 2018
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.64 x 74.29 x 8.87154.50 x 74.80 x 7.40
Weight (g)200.00156.20
Battery capacity (mAh)50803200
Fast chargingProprietaryProprietary
ColoursQuick Silver, Phantom Blue, Stealth BlackBlack, Gold
Removable battery-No
display
Refresh Rate144 Hz-
Resolution StandardFHD+-
Screen size (inches)6.606.28
TouchscreenYesYes
Resolution1080x2460 pixels1080x2280 pixels
Aspect ratio20.5:919:9
Pixels per inch (PPI)399-
hardware
Processorocta-core2.2GHz octa-core
Processor makeMediaTek Dimensity 8100 5GQualcomm Snapdragon 660
RAM6GB, 8GB6GB
Internal storage128GB, 256GB128GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera64-megapixel + 8-megapixel + 2-megapixel12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
No. of Rear Cameras3-
Rear autofocusYesPhase detection autofocus
Rear flashYesLED
Front camera16-megapixel12-megapixel (f/2.0)
No. of Front Cameras1-
software
Operating systemAndroid 12Android 8.1
SkinMIUI 13FunTouch 4.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.30Yes, v 5.00
NFCYesNo
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
Infrared-No
USB OTG-Yes
Micro-USB-Yes
FM-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-

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