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Karbonn K9 Music 4G vs Karbonn Alfa A91 Power
Karbonn K9 Music 4G
vs
Karbonn Alfa A91 Power
comparison
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Karbonn K9 Music 4G
Karbonn Alfa A91 Power
key specs
Display
5.00-inch
4.00-inch
Processor
1.3GHz quad-core
1GHz one-core
Front Camera
5-megapixel
0.3-megapixel
Rear Camera
8-megapixel
2-megapixel
RAM
1GB
256MB
Storage
16GB
512MB
Battery Capacity
2200mAh
2000mAh
OS
Android 7.0
Android 4.4
Resolution
480x854 pixels
480x800 pixels
general
Brand
Karbonn
Karbonn
Model
K9 Music 4G
Alfa A91 Power
Release date
December 1, 2017
October 1, 2015
Form factor
Touchscreen
Touchscreen
Dimensions (mm)
143.75 x 71.50 x 9.20
-
Weight (g)
170.00
-
Battery capacity (mAh)
2200
2000
Colours
Blue, Champagne
White
Removable battery
-
No
display
Screen size (inches)
5.00
4.00
Touchscreen
Yes
Yes
Resolution
480x854 pixels
480x800 pixels
hardware
Processor
1.3GHz quad-core
1GHz one-core
RAM
1GB
256MB
Internal storage
16GB
512MB
Expandable storage
Yes
Yes
Expandable storage type
microSD
microSD
Expandable storage up to (GB)
128
32
camera
Rear camera
8-megapixel
2-megapixel
Rear flash
LED
LED
Front camera
5-megapixel
0.3-megapixel
Front flash
No
-
software
Operating system
Android 7.0
Android 4.4
connectivity
Wi-Fi
Yes
Yes
Wi-Fi standards supported
802.11 b/g/n
802.11 b/g/n
GPS
Yes
Yes
Bluetooth
Yes
Yes
USB OTG
Yes
No
Headphones
3.5mm
3.5mm
FM
Yes
Yes
Number of SIMs
2
2
NFC
-
No
Infrared
-
No
Wi-Fi Direct
-
No
Mobile High-Definition Link (MHL)
-
No
sim 1
SIM Type
Micro-SIM
Regular
GSM/CDMA
GSM
GSM
3G
Yes
Yes
4G/ LTE
Yes
No
sim 2
SIM Type
Micro-SIM
Regular
GSM/CDMA
GSM
GSM
3G
Yes
No
4G/ LTE
Yes
No
sensors
Compass/ Magnetometer
Yes
No
Proximity sensor
Yes
Yes
Ambient light sensor
Yes
No
Accelerometer
-
Yes
Gyroscope
-
No
Barometer
-
No
Temperature sensor
-
No
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