Micromax Bolt S302 vs Karbonn smart A51 comparison

Show Only Differences Highlight Differences	Micromax Bolt S302	Karbonn smart A51
key specs
Display	4.00-inch	3.50-inch
Processor	Spreadtrum SC7715	1GHz one-core
Front Camera	1.3-megapixel	0.3-megapixel
Rear Camera	2-megapixel	3.2-megapixel
RAM	512MB	256MB
Storage	4GB	512MB
Battery Capacity	1450mAh	1100mAh
OS	Android 4.4.3	Android 4.0
Resolution	480x800 pixels	320x480 pixels
general
Brand	Micromax	Karbonn
Model	Bolt S302	smart A51
Release date	October 1, 2015	September 1, 2013
Form factor	Touchscreen	Bar
Battery capacity (mAh)	1450	1100
Removable battery	Yes	No
Colours	Black	Black, White
display
Screen size (inches)	4.00	3.50
Touchscreen	Yes	Yes
Resolution	480x800 pixels	320x480 pixels
hardware
Processor	1GHz quad-core	1GHz one-core
Processor make	Spreadtrum SC7715	-
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	2-megapixel	3.2-megapixel
Rear flash	LED	LED
Front camera	1.3-megapixel	0.3-megapixel
software
Operating system	Android 4.4.3	Android 4.0
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
Wi-Fi standards supported	-	802.11 b/g
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	No
Accelerometer	Yes	Yes
Ambient light sensor	Yes	No
Gyroscope	Yes	No
Barometer	No	No
Temperature sensor	No	No

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