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Micromax Bolt A28 vs Karbonn A1
Micromax Bolt A28
vs
Karbonn A1
comparison
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Micromax Bolt A28
Karbonn A1
key specs
Display
3.50-inch
2.80-inch
Processor
ARM Cortex-A5
600 MHz one-core
Front Camera
No
No
Rear Camera
0.3-megapixel
3.2-megapixel
RAM
256MB
-
Storage
512MB
-
Battery Capacity
1500mAh
1100mAh
OS
Android 2.3
Android 2.2
Resolution
320x480 pixels
240x320 pixels
general
Brand
Micromax
Karbonn
Model
Bolt A28
A1
Release date
December 1, 2013
July 1, 2011
Dimensions (mm)
116.90 x 62.50 x 12.50
106.80 x 59.20 x 14.00
Weight (g)
89.00
105.00
Battery capacity (mAh)
1500
1100
Removable battery
Yes
Yes
Form factor
-
Bar
display
Screen size (inches)
3.50
2.80
Touchscreen
Yes
Yes
Resolution
320x480 pixels
240x320 pixels
hardware
Processor
1GHz one-core
600 MHz one-core
Processor make
ARM Cortex-A5
-
RAM
256MB
-
Internal storage
512MB
-
Expandable storage
Yes
Yes
Expandable storage type
microSD
microSD
Expandable storage up to (GB)
32
32
camera
Rear camera
0.3-megapixel
3.2-megapixel
Rear flash
No
No
Front camera
No
No
software
Operating system
Android 2.3
Android 2.2
connectivity
Wi-Fi
Yes
Yes
GPS
No
Yes
Bluetooth
Yes
Yes
NFC
No
No
Infrared
No
No
USB OTG
No
No
Headphones
3.5mm
-
FM
Yes
Yes
Number of SIMs
2
1
Wi-Fi Direct
No
No
Mobile High-Definition Link (MHL)
No
No
sim 1
SIM Type
Regular
Regular
GSM/CDMA
GSM
GSM
3G
No
Yes
4G/ LTE
No
No
sim 2
SIM Type
Regular
-
GSM/CDMA
GSM
-
3G
No
-
4G/ LTE
No
-
sensors
Compass/ Magnetometer
No
No
Proximity sensor
No
Yes
Accelerometer
No
Yes
Ambient light sensor
No
No
Gyroscope
No
No
Barometer
No
No
Temperature sensor
No
No
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