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Micromax Bolt A46 vs Micromax Bolt A58 vs Karbonn A16 vs Karbonn smart A51

Micromax Bolt A46 vs Micromax Bolt A58 vs Karbonn A16 vs Karbonn smart A51 comparison

Show Only Differences Highlight Differences	Micromax Bolt A46	Micromax Bolt A58	Karbonn A16	Karbonn smart A51
key specs
Display	4.00-inch	3.50-inch	4.00-inch	3.50-inch
Processor	MediaTek MT6572	MediaTek MT6572M	1.3GHz dual-core	1GHz one-core
Front Camera	0.3-megapixel	No	0.3-megapixel	0.3-megapixel
Rear Camera	2-megapixel	2-megapixel	5-megapixel	3.2-megapixel
RAM	256MB	512MB	512MB	256MB
Storage	512MB	512MB	4GB	512MB
Battery Capacity	1500mAh	1200mAh	1350mAh	1100mAh
OS	Android 4.2	Android 4.2	Android 4.2	Android 4.0
Resolution	480x800 pixels	320x480 pixels	480x800 pixels	320x480 pixels
general
Brand	Micromax	Micromax	Karbonn	Karbonn
Model	Bolt A46	Bolt A58	A16	smart A51
Release date	February 1, 2014	October 1, 2013	October 1, 2013	September 1, 2013
Form factor	Bar	Touchscreen	Touchscreen	Bar
Battery capacity (mAh)	1500	1200	1350	1100
Removable battery	Yes	Yes	Yes	No
Colours	Black	-	Black, White	Black, White
Dimensions (mm)	-	-	126.30 x 64.00 x 11.00	-
display
Screen size (inches)	4.00	3.50	4.00	3.50
Touchscreen	Yes	Yes	Yes	Yes
Resolution	480x800 pixels	320x480 pixels	480x800 pixels	320x480 pixels
hardware
Processor	1.2GHz dual-core	1GHz dual-core	1.3GHz dual-core	1GHz one-core
Processor make	MediaTek MT6572	MediaTek MT6572M	-	-
RAM	256MB	512MB	512MB	256MB
Internal storage	512MB	512MB	4GB	512MB
Expandable storage	Yes	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD	microSD
Expandable storage up to (GB)	32	32	32	32
camera
Rear camera	2-megapixel	2-megapixel	5-megapixel	3.2-megapixel
Rear flash	LED	No	-	LED
Front camera	0.3-megapixel	No	0.3-megapixel	0.3-megapixel
software
Operating system	Android 4.2	Android 4.2	Android 4.2	Android 4.0
connectivity
Wi-Fi	Yes	Yes	Yes	Yes
GPS	Yes	No	Yes	No
Bluetooth	Yes, v 2.10	Yes, v 2.00	Yes	Yes
NFC	No	No	No	No
Infrared	No	No	No	No
USB OTG	No	No	No	No
Headphones	3.5mm	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes	Yes
Number of SIMs	2	2	2	2
Wi-Fi Direct	No	No	No	No
Mobile High-Definition Link (MHL)	No	No	No	No
Wi-Fi standards supported	-	802.11 b/g/n	-	802.11 b/g
sim 1
SIM Type	Regular	Regular	Regular	Regular
GSM/CDMA	GSM	GSM	GSM	GSM
3G	No	Yes	Yes	No
4G/ LTE	No	No	No	No
sim 2
SIM Type	Regular	Regular	Regular	Regular
GSM/CDMA	GSM	GSM	GSM	GSM
3G	No	Yes	Yes	No
4G/ LTE	No	No	No	No
sensors
Compass/ Magnetometer	No	No	No	No
Proximity sensor	Yes	No	Yes	No
Accelerometer	Yes	Yes	Yes	Yes
Ambient light sensor	No	No	No	No
Gyroscope	No	No	No	No
Barometer	No	No	No	No
Temperature sensor	No	No	No	No

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