Datawind PocketSurfer 3G4Z vs Karbonn A91 comparison

Show Only Differences Highlight Differences	Datawind PocketSurfer 3G4Z	Karbonn A91
key specs
Display	4.00-inch	3.90-inch
Processor	1GHz one-core	1.3GHz dual-core
Front Camera	0.3-megapixel	Unspecified
Rear Camera	5-megapixel	3.2-megapixel
RAM	512MB	256MB
Storage	4GB	512MB
OS	Android 4.4.2	Android 4.2
Resolution	480x800 pixels	480x800 pixels
Battery Capacity	-	1500mAh
general
Brand	Datawind	Karbonn
Model	PocketSurfer 3G4Z	A91
Release date	January 1, 2016	January 1, 2014
Form factor	Touchscreen	-
Removable battery	Yes	Yes
Colours	Black	-
Battery capacity (mAh)	-	1500
display
Screen size (inches)	4.00	3.90
Touchscreen	Yes	Yes
Resolution	480x800 pixels	480x800 pixels
hardware
Processor	1GHz one-core	1.3GHz dual-core
RAM	512MB	256MB
Internal storage	4GB	512MB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	32	32
camera
Rear camera	5-megapixel	3.2-megapixel
Front camera	0.3-megapixel	Unspecified
Rear flash	-	No
software
Operating system	Android 4.4.2	Android 4.2
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	No
Bluetooth	Yes	Yes
NFC	No	No
Infrared	No	No
USB OTG	No	No
Headphones	3.5mm	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	Yes	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	Yes	Yes
Accelerometer	Yes	No
Ambient light sensor	Yes	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

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