Alcatel One Touch Idol X vs Karbonn A21 comparison

Show Only Differences Highlight Differences	Alcatel One Touch Idol X	Karbonn A21
key specs
Display	5.00-inch	4.50-inch
Processor	1.5GHz quad-core	Qualcomm Snapdragon S4 Play
Front Camera	2-megapixel	1.3-megapixel
Rear Camera	13.1-megapixel	5-megapixel
RAM	2GB	512MB
Storage	16GB	4GB
Battery Capacity	2000mAh	1800mAh
OS	Android 4.2	Android 4
Resolution	1080x1920 pixels	480x800 pixels
general
Brand	Alcatel	Karbonn
Model	One Touch Idol X	A21
Release date	September 1, 2013	December 1, 2012
Form factor	Bar	Bar
Dimensions (mm)	140.40 x 67.50 x 6.90	-
Weight (g)	130.00	-
Battery capacity (mAh)	2000	1800
Removable battery	No	No
Colours	Slate, Flash Red, Flash Yellow	Pearl White
display
Screen size (inches)	5.00	4.50
Touchscreen	Yes	Yes
Resolution	1080x1920 pixels	480x800 pixels
hardware
Processor	1.5GHz quad-core	1.2GHz one-core
RAM	2GB	512MB
Internal storage	16GB	4GB
Expandable storage	No	Yes
Processor make	-	Qualcomm Snapdragon S4 Play (MSM8225)
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	32
camera
Rear camera	13.1-megapixel	5-megapixel
Rear flash	LED	LED
Front camera	2-megapixel	1.3-megapixel
software
Operating system	Android 4.2	Android 4
connectivity
Wi-Fi	Yes	No
Wi-Fi standards supported	802.11 b/g/n	-
GPS	Yes	Yes
Bluetooth	Yes, v 4.00	Yes
NFC	No	No
Infrared	No	No
USB OTG	No	No
Headphones	3.5mm	-
FM	Yes	No
Number of SIMs	2	2
Wi-Fi Direct	Yes	No
Mobile High-Definition Link (MHL)	No	No
sim 1
SIM Type	Micro-SIM	Regular
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	No	No
sim 2
SIM Type	Micro-SIM	Regular
GSM/CDMA	GSM	GSM
3G	No	Yes
4G/ LTE	No	No
sensors
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	No
Accelerometer	No	No
Ambient light sensor	Yes	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

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