Karbonn K440 vs Karbonn K21 comparison

Show Only Differences Highlight Differences	Karbonn K440	Karbonn K21
key specs
Display	2.60-inch	2.20-inch
Processor	one-core	one-core
Front Camera	No	No
Rear Camera	1.3-megapixel	1.3-megapixel
Battery Capacity	2100mAh	1000mAh
Resolution	240x320 pixels	176x220 pixels
OS	-	Proprietary
general
Brand	Karbonn	Karbonn
Model	K440	K21
Form factor	Bar	Bar
Dimensions (mm)	119.50 x 54.00 x 13.50	111.50 x 47.30 x 14.30
Battery capacity (mAh)	2100	1000
Removable battery	Yes	Yes
Colours	Black-White, Black-Red	Coffee, Grey
Alternate names	-	K21 Radio jockey
Release date	-	December 1, 2011
Weight (g)	-	80.00
display
Screen size (inches)	2.60	2.20
Touchscreen	No	No
Resolution	240x320 pixels	176x220 pixels
hardware
Processor	one-core	one-core
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	16	8
camera
Rear camera	1.3-megapixel	1.3-megapixel
Front camera	No	No
Rear flash	-	No
connectivity
Wi-Fi	No	No
GPS	No	No
Bluetooth	Yes	Yes
NFC	No	No
Infrared	No	No
USB OTG	No	No
FM	Yes	Yes
Number of SIMs	1	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
sensors
Compass/ Magnetometer	No	No
Proximity sensor	No	No
Accelerometer	No	No
Ambient light sensor	No	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No
software
Operating system	-	Proprietary
sim 2
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	No
4G/ LTE	-	No

Popular Mobile Brands