Maxx Mobile AXD21 MSD7 Smarty vs Karbonn K21 comparison

Compare Maxx Mobile AXD21 MSD7 Smarty
Compare Karbonn K21
key specs
Display4.00-inch2.20-inch
ProcessorMediaTek MT6572Mone-core
Front Camera0.3-megapixelNo
Rear Camera3.2-megapixel1.3-megapixel
RAM512MB-
Storage4GB-
Battery Capacity1450mAh1000mAh
OSAndroid 4.4.2Proprietary
Resolution480x800 pixels176x220 pixels
general
BrandMaxx MobileKarbonn
ModelAXD21 MSD7 SmartyK21
Release dateJuly 2014December 2011
Form factorTouchscreenBar
Dimensions (mm)125.30 x 63.83 x 10.10111.50 x 47.30 x 14.30
Weight (g)109.3080.00
Battery capacity (mAh)14501000
Removable batteryYesYes
ColoursBlack, WhiteCoffee, Grey
Alternate names-K21 Radio jockey
display
Screen size (inches)4.002.20
TouchscreenYesNo
Resolution480x800 pixels176x220 pixels
hardware
Processor1GHz dual-coreone-core
Processor makeMediaTek MT6572M-
RAM512MB-
Internal storage4GB-
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)328
camera
Rear camera3.2-megapixel1.3-megapixel
Rear flashLEDNo
Front camera0.3-megapixelNo
software
Operating systemAndroid 4.4.2Proprietary
connectivity
Wi-FiYesNo
GPSYesNo
BluetoothYesYes
NFCNoNo
InfraredNoNo
USB OTGNoNo
Headphones3.5mm-
FMYesYes
Number of SIMs22
Wi-Fi DirectNoNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeRegularRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTENoNo
sim 2
SIM TypeRegularRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTENoNo
sensors
Compass/ MagnetometerNoNo
Proximity sensorYesNo
AccelerometerYesNo
Ambient light sensorNoNo
GyroscopeNoNo
BarometerNoNo
Temperature sensorNoNo
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