Oppo A12 vs Karbonn A21 comparison

Compare Oppo A12
Compare Karbonn A21
key specs
Display6.22-inch4.50-inch
ProcessorMediaTek Helio P35 Qualcomm Snapdragon
Front Camera5-megapixel 1.3-megapixel
Rear Camera13-megapixel + 2-megapixel 5-megapixel
RAM3GB512MB
Storage32GB4GB
Battery Capacity4230mAh1800mAh
OSAndroid 9Android 4
Resolution720x1520 pixels480x800 pixels
general
BrandOppoKarbonn
ModelA12A21
Release dateApril 2020December 2012
Launched in IndiaYes-
Form factorTouchscreenBar
Body typePolycarbonate-
Dimensions (mm)155.90 x 75.50 x 8.30-
Weight (g)165.00-
Battery capacity (mAh)42301800
Removable batteryNoNo
Wireless chargingNo-
ColoursBlack, BluePearl White
display
Screen size (inches)6.224.50
TouchscreenYesYes
Resolution720x1520 pixels480x800 pixels
Protection typeGorilla Glass-
hardware
Processorocta-core1.2GHz one-core
Processor makeMediaTek Helio P35 (MT6765)Qualcomm Snapdragon
RAM3GB512MB
Internal storage32GB4GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)25632
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2, 1.12um-micron) + 2-megapixel (f/2.4)5-megapixel
Rear autofocusYes-
Rear flashYesLED
Front camera5-megapixel (f/2.4, 1.12um-micron)1.3-megapixel
Front autofocusNo-
Front flashNo-
software
Operating systemAndroid 9Android 4
SkinColorOS 6.1.2-
connectivity
Wi-FiYesNo
Wi-Fi standards supported802.11 a/b/g/n-
GPSYesYes
BluetoothYes, v 5.00Yes
Headphones3.5mm-
Number of SIMs22
Active 4G on both SIM cardsYes-
NFC-No
Infrared-No
USB OTG-No
FM-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesNo
AccelerometerYesNo
Ambient light sensorYesNo
GyroscopeYesNo
Barometer-No
Temperature sensor-No

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