Micromax Bolt A28 vs Samsung Galaxy Ace Duos comparison

Show Only Differences Highlight Differences	Micromax Bolt A28	Samsung Galaxy Ace Duos
key specs
Display	3.50-inch	3.50-inch
Processor	ARM Cortex-A5	832 MHz one-core
Front Camera	No	No
Rear Camera	0.3-megapixel	5-megapixel
RAM	256MB	512MB
Storage	512MB	3GB
Battery Capacity	1500mAh	1300mAh
OS	Android 2.3	Android 2.3
Resolution	320x480 pixels	320x480 pixels
general
Brand	Micromax	Samsung
Model	Bolt A28	Galaxy Ace Duos
Release date	December 1, 2013	June 1, 2012
Dimensions (mm)	116.90 x 62.50 x 12.50	112.74 x 61.50 x 11.50
Weight (g)	89.00	122.00
Battery capacity (mAh)	1500	1300
Removable battery	Yes	Yes
Alternate names	-	GT-S6802
Form factor	-	Bar
display
Screen size (inches)	3.50	3.50
Touchscreen	Yes	Yes
Resolution	320x480 pixels	320x480 pixels
Pixels per inch (PPI)	-	165
hardware
Processor	1GHz one-core	832 MHz one-core
Processor make	ARM Cortex-A5	-
RAM	256MB	512MB
Internal storage	512MB	3GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	32	32
camera
Rear camera	0.3-megapixel	5-megapixel
Rear flash	No	No
Front camera	No	No
software
Operating system	Android 2.3	Android 2.3
connectivity
Wi-Fi	Yes	Yes
GPS	No	Yes
Bluetooth	Yes	Yes, v 3.00
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/n
sim 1
SIM Type	Regular	Regular
GSM/CDMA	GSM	GSM
3G	No	Yes
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	No	No
Accelerometer	No	Yes
Ambient light sensor	No	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

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