Apple iPhone 4S vs Karbonn A21 comparison

Show Only Differences Highlight Differences	Apple iPhone 4S	Karbonn A21
key specs
Display	3.50-inch	4.50-inch
Processor	800 MHz dual-core	Qualcomm Snapdragon S4 Play
Front Camera	0.3-megapixel	1.3-megapixel
Rear Camera	8-megapixel	5-megapixel
RAM	512MB	512MB
Storage	16GB	4GB
Battery Capacity	1430mAh	1800mAh
OS	iOS 6.1.3	Android 4
Resolution	640x960 pixels	480x800 pixels
general
Brand	Apple	Karbonn
Model	iPhone 4S	A21
Release date	October 1, 2011	December 1, 2012
Form factor	Touchscreen	Bar
Dimensions (mm)	115.20 x 58.66 x 9.30	-
Weight (g)	140.00	-
Battery capacity (mAh)	1430	1800
Removable battery	No	No
Colours	Black, White	Pearl White
display
Screen size (inches)	3.50	4.50
Touchscreen	Yes	Yes
Resolution	640x960 pixels	480x800 pixels
Pixels per inch (PPI)	326	-
hardware
Processor	800 MHz dual-core	1.2GHz one-core
RAM	512MB	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	8-megapixel	5-megapixel
Rear flash	LED	LED
Front camera	0.3-megapixel	1.3-megapixel
software
Operating system	iOS 6.1.3	Android 4
connectivity
Wi-Fi	Yes	No
GPS	Yes	Yes
Bluetooth	Yes, v 4.00	Yes
NFC	No	No
Infrared	No	No
USB OTG	No	No
FM	No	No
Number of SIMs	1	2
Wi-Fi Direct	No	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
sensors
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	No
Accelerometer	Yes	No
Ambient light sensor	Yes	No
Gyroscope	Yes	No
Barometer	No	No
Temperature sensor	No	No
sim 2
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	No

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