Karbonn K9 Music 4G vs Karbonn Alfa A91 Champ comparison

Show Only Differences Highlight Differences	Karbonn K9 Music 4G	Karbonn Alfa A91 Champ
key specs
Display	5.00-inch	4.00-inch
Processor	1.3GHz quad-core	1.2GHz quad-core
Front Camera	5-megapixel	0.3-megapixel
Rear Camera	8-megapixel	2-megapixel
RAM	1GB	512MB
Storage	16GB	4GB
Battery Capacity	2200mAh	1400mAh
OS	Android 7.0	Android 5.0
Resolution	480x854 pixels	480x800 pixels
general
Brand	Karbonn	Karbonn
Model	K9 Music 4G	Alfa A91 Champ
Release date	December 1, 2017	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	143.75 x 71.50 x 9.20	127.00 x 64.40 x 10.60
Weight (g)	170.00	112.00
Battery capacity (mAh)	2200	1400
Colours	Blue, Champagne	Black - Blue, Coffee - Black & Champagne-Coffee
Removable battery	-	Yes
display
Screen size (inches)	5.00	4.00
Touchscreen	Yes	Yes
Resolution	480x854 pixels	480x800 pixels
hardware
Processor	1.3GHz quad-core	1.2GHz quad-core
RAM	1GB	512MB
Internal storage	16GB	4GB
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	Yes
Front camera	5-megapixel	0.3-megapixel
Front flash	No	-
software
Operating system	Android 7.0	Android 5.0
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	Yes
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	Micro-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	No
sim 2
SIM Type	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	No
sensors
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	No
Ambient light sensor	Yes	No
Accelerometer	-	Yes
Gyroscope	-	No
Barometer	-	No
Temperature sensor	-	No

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