Karbonn A1 Indian vs Karbonn K21 comparison

Compare Karbonn A1 Indian
Compare Karbonn K21
key specs
Display4.00-inch2.20-inch
Processor1.1GHz quad-coreone-core
Front Camera2-megapixelNo
Rear Camera3.2-megapixel1.3-megapixel
RAM1GB-
Storage8GB-
Battery Capacity1500mAh1000mAh
OSAndroid 7.0Proprietary
Resolution480x800 pixels176x220 pixels
general
BrandKarbonnKarbonn
ModelA1 IndianK21
Release dateNovember 2017December 2011
Form factorTouchscreenBar
Dimensions (mm)124.00 x 62.20 x 10.10111.50 x 47.30 x 14.30
Weight (g)116.0080.00
Battery capacity (mAh)15001000
Removable batteryYesYes
ColoursMidnight Blue, Champagne, BlackCoffee, Grey
Alternate names-K21 Radio jockey
display
Screen size (inches)4.002.20
TouchscreenYesNo
Resolution480x800 pixels176x220 pixels
hardware
Processor1.1GHz quad-coreone-core
RAM1GB-
Internal storage8GB-
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)328
camera
Rear camera3.2-megapixel1.3-megapixel
Rear flashYesNo
Front camera2-megapixelNo
software
Operating systemAndroid 7.0Proprietary
connectivity
Wi-FiYesNo
Wi-Fi standards supported802.11 b/g/n-
GPSYesNo
BluetoothYesYes
NFCNoNo
InfraredNoNo
USB OTGYesNo
Headphones3.5mm-
FMYesYes
Number of SIMs22
Wi-Fi DirectNoNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeMicro-SIMRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sim 2
SIM TypeMicro-SIMRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sensors
Compass/ MagnetometerNoNo
Proximity sensorYesNo
AccelerometerYesNo
Ambient light sensorNoNo
GyroscopeNoNo
BarometerNoNo
Temperature sensorNoNo

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