JioPhone Prima 2 vs Karbonn K21 comparison

Show Only Differences Highlight Differences	JioPhone Prima 2	Karbonn K21
key specs
Display	2.40-inch	2.20-inch
Front Camera	Unspecified	No
Rear Camera	Unspecified	1.3-megapixel
Storage	4GB	-
Battery Capacity	2000mAh	1000mAh
OS	KAI OS 2.5.3	Proprietary
Processor	-	one-core
Resolution	-	176x220 pixels
general
Brand	Jio	Karbonn
Model	Phone Prima 2	K21
Release date	September 10, 2024	December 1, 2011
Launched in India	Yes	-
Form factor	Bar	Bar
Dimensions (mm)	123.40 x 55.50 x 15.10	111.50 x 47.30 x 14.30
Weight (g)	120.00	80.00
Battery capacity (mAh)	2000	1000
Colours	Luxe Blue	Coffee, Grey
Alternate names	-	K21 Radio jockey
Removable battery	-	Yes
display
Screen size (inches)	2.40	2.20
Touchscreen	No	No
Resolution	-	176x220 pixels
hardware
Internal storage	4GB	-
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	128	8
Processor	-	one-core
camera
Rear camera	Unspecified	1.3-megapixel
No. of Rear Cameras	1	-
Front camera	Unspecified	No
No. of Front Cameras	1	-
Rear flash	-	No
software
Operating system	KAI OS 2.5.3	Proprietary
connectivity
Headphones	3.5mm	-
FM	Yes	Yes
Number of SIMs	1	2
Wi-Fi	-	No
GPS	-	No
Bluetooth	-	Yes
NFC	-	No
Infrared	-	No
USB OTG	-	No
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	No
4G/ LTE	-	No
sim 2
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	No
4G/ LTE	-	No
sensors
Compass/ Magnetometer	-	No
Proximity sensor	-	No
Accelerometer	-	No
Ambient light sensor	-	No
Gyroscope	-	No
Barometer	-	No
Temperature sensor	-	No

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