Karbonn smart A51 vs Karbonn K21+ comparison

Show Only Differences Highlight Differences	Karbonn smart A51	Karbonn K21+
key specs
Display	3.50-inch	2.20-inch
Processor	1GHz one-core	one-core
Front Camera	0.3-megapixel	No
Rear Camera	3.2-megapixel	0.3-megapixel
RAM	256MB	-
Storage	512MB	-
Battery Capacity	1100mAh	1000mAh
OS	Android 4.0	-
Resolution	320x480 pixels	128x160 pixels
general
Brand	Karbonn	Karbonn
Model	smart A51	K21+
Release date	September 1, 2013	September 1, 2012
Form factor	Bar	Bar
Battery capacity (mAh)	1100	1000
Removable battery	No	Yes
Colours	Black, White	Silver, Black
display
Screen size (inches)	3.50	2.20
Touchscreen	Yes	No
Resolution	320x480 pixels	128x160 pixels
hardware
Processor	1GHz one-core	one-core
RAM	256MB	-
Internal storage	512MB	-
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	32	8
camera
Rear camera	3.2-megapixel	0.3-megapixel
Rear flash	LED	-
Front camera	0.3-megapixel	No
software
Operating system	Android 4.0	-
connectivity
Wi-Fi	Yes	No
Wi-Fi standards supported	802.11 b/g	-
GPS	No	No
Bluetooth	Yes	Yes
NFC	No	No
Infrared	No	No
USB OTG	No	No
Headphones	3.5mm	-
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi Direct	No	No
Mobile High-Definition Link (MHL)	No	No
sim 1
SIM Type	Regular	Regular
GSM/CDMA	GSM	GSM
3G	No	No
4G/ LTE	No	No
sim 2
SIM Type	Regular	Regular
GSM/CDMA	GSM	GSM
3G	No	No
4G/ LTE	No	No
sensors
Compass/ Magnetometer	No	No
Proximity sensor	No	No
Accelerometer	Yes	No
Ambient light sensor	No	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

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