Oppo A31 (2020) vs Karbonn K505 comparison

Compare Oppo A31 (2020)
Compare Karbonn K505
key specs
Display6.50-inch2.20-inch
ProcessorMediaTek Helio P35 one-core
Front Camera8-megapixel No
Rear Camera12-megapixel + 2-megapixel + 2-megapixel 2-megapixel
RAM4GB64MB
Storage64GB128MB
Battery Capacity4230mAh1800mAh
OSAndroid 9Proprietary
Resolution720x1600 pixels176x220 pixels
general
BrandOppoKarbonn
ModelA31 (2020)K505
Release dateFebruary 14, 2020February 1, 2011
Launched in IndiaYes-
Form factorTouchscreenBar
Body typePlastic-
Dimensions (mm)163.90 x 75.50 x 8.30110.00 x 47.70 x 14.30
Weight (g)180.0080.00
Battery capacity (mAh)42301800
Removable batteryNoYes
ColoursMystery Black, Fantasy White-
display
Screen size (inches)6.502.20
TouchscreenYesNo
Resolution720x1600 pixels176x220 pixels
Aspect ratio20:9-
hardware
Processor2.3GHz octa-coreone-core
Processor makeMediaTek Helio P35 (MT6765)-
RAM4GB64MB
Internal storage64GB128MB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)2564
Dedicated microSD slotYes-
camera
Rear camera12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron)2-megapixel
Rear autofocusYes-
Rear flashYesNo
Front camera8-megapixel (f/2.0)No
Pop-Up CameraNo-
Front autofocusNo-
Front flashNo-
software
Operating systemAndroid 9Proprietary
SkinColorOS 6.1.2-
connectivity
Wi-FiYesNo
Wi-Fi standards supported802.11 a/b/g/n/ac-
GPSYesNo
BluetoothYes, v 5.00Yes
NFCNoNo
Micro-USBYes-
Headphones3.5mm-
FMYesYes
Number of SIMs22
Infrared-No
USB OTG-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sim 2
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesNo
AccelerometerYesNo
Ambient light sensorYesNo
Gyroscope-No
Barometer-No
Temperature sensor-No
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