Karbonn Alfa A91 Champ vs Karbonn A1+ Duple comparison

Compare Karbonn Alfa A91 Champ
Compare Karbonn A1+ Duple
key specs
Display4.00-inch3.50-inch
Processor1.2GHz quad-core1.3GHz dual-core
Front Camera0.3-megapixel0.3-megapixel
Rear Camera2-megapixel3-megapixel
RAM512MB256MB
Storage4GB512MB
Battery Capacity1400mAh1300mAh
OSAndroid 5.0Android 4.2
Resolution480x800 pixels320x480 pixels
general
BrandKarbonnKarbonn
ModelAlfa A91 ChampA1+ Duple
Form factorTouchscreenTouchscreen
Dimensions (mm)127.00 x 64.40 x 10.60113.50 x 59.00 x 12.10
Weight (g)112.00107.00
Battery capacity (mAh)14001300
Removable batteryYesYes
ColoursBlack - Blue, Coffee - Black & Champagne-CoffeeBlack
Release date-November 2013
display
Screen size (inches)4.003.50
TouchscreenYesYes
Resolution480x800 pixels320x480 pixels
hardware
Processor1.2GHz quad-core1.3GHz dual-core
RAM512MB256MB
Internal storage4GB512MB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)3232
camera
Rear camera2-megapixel3-megapixel
Rear flashYesLED
Front camera0.3-megapixel0.3-megapixel
software
Operating systemAndroid 5.0Android 4.2
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n-
GPSYesYes
BluetoothYesYes
NFCNoNo
InfraredNoNo
USB OTGYesNo
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs22
Wi-Fi DirectNoNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeMicro-SIMRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTENoNo
sim 2
SIM TypeMicro-SIMRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTENoNo
sensors
Compass/ MagnetometerNoNo
Proximity sensorNoYes
AccelerometerYesYes
Ambient light sensorNoNo
GyroscopeNoNo
BarometerNoNo
Temperature sensorNoNo
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