Karbonn K1818 vs Karbonn A7 Star comparison

Show Only Differences Highlight Differences	Karbonn K1818	Karbonn A7 Star
key specs
Display	3.20-inch	4.50-inch
Processor	one-core	1GHz dual-core
Front Camera	No	0.3-megapixel
Rear Camera	3.2-megapixel	5-megapixel
Battery Capacity	1000mAh	1400mAh
OS	Proprietary	Android 4
Resolution	240x400 pixels	480x480 pixels
RAM	-	512MB
Storage	-	164MB
general
Alternate names	Twister	-
Brand	Karbonn	Karbonn
Model	K1818	A7 Star
Release date	September 1, 2011	May 1, 2013
Form factor	Bar	Touchscreen
Dimensions (mm)	106.60 x 54.30 x 12.70	113.00 x 66.00 x 10.40
Weight (g)	95.00	-
Battery capacity (mAh)	1000	1400
Removable battery	Yes	Yes
Colours	Grey	White, Black
display
Screen size (inches)	3.20	4.50
Touchscreen	Yes	Yes
Resolution	240x400 pixels	480x480 pixels
Pixels per inch (PPI)	-	218
hardware
Processor	one-core	1GHz dual-core
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	8	32
RAM	-	512MB
Internal storage	-	164MB
camera
Rear camera	3.2-megapixel	5-megapixel
Rear flash	No	LED
Front camera	No	0.3-megapixel
software
Operating system	Proprietary	Android 4
connectivity
Wi-Fi	No	Yes
GPS	No	Yes
Bluetooth	Yes	Yes
NFC	No	No
Infrared	No	No
USB OTG	No	No
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi Direct	No	No
Mobile High-Definition Link (MHL)	No	No
Headphones	-	3.5mm
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	Yes
Accelerometer	No	Yes
Ambient light sensor	No	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

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