Karbonn K440 vs Karbonn K21 comparison

Compare Karbonn K440
Compare Karbonn K21
key specs
Display2.60-inch2.20-inch
Processorone-coreone-core
Front CameraNoNo
Rear Camera1.3-megapixel1.3-megapixel
Battery Capacity2100mAh1000mAh
Resolution240x320 pixels176x220 pixels
OS-Proprietary
general
BrandKarbonnKarbonn
ModelK440K21
Form factorBarBar
Dimensions (mm)119.50 x 54.00 x 13.50111.50 x 47.30 x 14.30
Battery capacity (mAh)21001000
Removable batteryYesYes
ColoursBlack-White, Black-RedCoffee, Grey
Alternate names-K21 Radio jockey
Release date-December 2011
Weight (g)-80.00
display
Screen size (inches)2.602.20
TouchscreenNoNo
Resolution240x320 pixels176x220 pixels
hardware
Processorone-coreone-core
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)168
camera
Rear camera1.3-megapixel1.3-megapixel
Front cameraNoNo
Rear flash-No
connectivity
Wi-FiNoNo
GPSNoNo
BluetoothYesYes
NFCNoNo
InfraredNoNo
USB OTGNoNo
FMYesYes
Number of SIMs12
Wi-Fi DirectNoNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeRegularRegular
GSM/CDMAGSMGSM
3GNoNo
4G/ LTENoNo
sensors
Compass/ MagnetometerNoNo
Proximity sensorNoNo
AccelerometerNoNo
Ambient light sensorNoNo
GyroscopeNoNo
BarometerNoNo
Temperature sensorNoNo
software
Operating system-Proprietary
sim 2
SIM Type-Regular
GSM/CDMA-GSM
3G-No
4G/ LTE-No

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