Redmi 12 vs Karbonn Alfa 18 comparison

Compare Redmi 12
Compare Karbonn Alfa 18
key specs
Display6.79-inch4.00-inch
ProcessorMediaTek Helio G881.2GHz quad-core
Front Camera8-megapixel 0.3-megapixel
Rear Camera50-megapixel + 8-megapixel + 2-megapixel 2-megapixel
RAM4GB, 6GB, 12GB512MB
Storage128GB4GB
Battery Capacity5000mAh1400mAh
OSAndroid 13Android 7.0
Resolution1080x2460 pixels480x800 pixels
general
BrandXiaomiKarbonn
ModelRedmi 12Alfa 18
Release dateJuly 16, 2023-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typeGlass-
Dimensions (mm)168.60 x 76.28 x 8.17124.50 x 64.50 x 10.60
Weight (g)198.00112.00
Battery capacity (mAh)50001400
Removable batteryNoNo
Fast chargingProprietary-
Wireless chargingNo-
ColoursJade Black, Moonstone Silver Pastel BlueChampagne, Grey - Gun Metal, Black - Champagne
display
Refresh Rate90 Hz-
Resolution StandardFHD+-
Screen size (inches)6.794.00
TouchscreenYesYes
Resolution1080x2460 pixels480x800 pixels
Pixels per inch (PPI)396-
hardware
Processorocta-core1.2GHz quad-core
Processor makeMediaTek Helio G88-
RAM4GB, 6GB, 12GB512MB
Internal storage128GB4GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)100032
Dedicated microSD slotNo-
camera
Rear camera50-megapixel (f/f/1.8) + 8-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)2-megapixel
No. of Rear Cameras3-
Front camera8-megapixel (f/f/2.1)0.3-megapixel
No. of Front Cameras1-
Pop-Up CameraNo-
Rear flash-Yes
software
Operating systemAndroid 13Android 7.0
SkinMIUI 14-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.30Yes
NFCYesNo
USB OTGYesYes
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs12
Active 4G on both SIM cardsYes-
Infrared-No
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
3GYesYes
4G/ LTEYesYes
GSM/CDMA-GSM
sensors
Face unlockYes-
Fingerprint sensorYes-
AccelerometerYesYes
Compass/ Magnetometer-No
Proximity sensor-Yes
Ambient light sensor-No
Gyroscope-No
Barometer-No
Temperature sensor-No
sim 2
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
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