OnePlus 9R vs Karbonn KT21 comparison

Show Only Differences Highlight Differences	OnePlus 9R	Karbonn KT21
ratings
Overall NDTV Rating	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.55-inch	2.80-inch
Processor	Qualcomm Snapdragon 870	one-core
Front Camera	16-megapixel	No
Rear Camera	48-megapixel + 16-megapixel + 5-megapixel + 2-megapixel	3.2-megapixel
RAM	8GB, 12GB	-
Storage	128GB, 256GB	-
Battery Capacity	4500mAh	1000mAh
OS	Android 11	Proprietary
Resolution	1080x2400 pixels	-
general
Brand	OnePlus	Karbonn
Model	9R	KT21
Release date	March 23, 2021	March 1, 2012
Launched in India	Yes	-
Form factor	Touchscreen	Bar
Body type	Metal	-
Dimensions (mm)	161.00 x 74.10 x 8.40	-
Weight (g)	189.00	-
Battery capacity (mAh)	4500	1000
Fast charging	Proprietary	-
Wireless charging	No	-
Colours	Carbon Black, Lake Blue	Black
Removable battery	-	Yes
display
Screen size (inches)	6.55	2.80
Touchscreen	Yes	Yes
Resolution	1080x2400 pixels	-
Protection type	Gorilla Glass	-
Aspect ratio	20:9	-
Pixels per inch (PPI)	402	-
hardware
Processor	octa-core	one-core
Processor make	Qualcomm Snapdragon 870	-
RAM	8GB, 12GB	-
Internal storage	128GB, 256GB	-
Expandable storage	No	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	32
camera
Rear camera	48-megapixel (f/1.7) + 16-megapixel (f/2.2) + 5-megapixel + 2-megapixel	3.2-megapixel
No. of Rear Cameras	4	-
Rear autofocus	Yes	-
Rear flash	Dual LED	Yes
Front camera	16-megapixel (f/2.4, 1.0-micron)	No
No. of Front Cameras	1	-
software
Operating system	Android 11	Proprietary
Skin	Oxygen OS	-
connectivity
Wi-Fi	Yes	No
Wi-Fi standards supported	802.11 a/b/g/n/ac/ax	-
GPS	Yes	No
Bluetooth	Yes, v 5.10	Yes
NFC	Yes	No
USB Type-C	Yes	-
Number of SIMs	2	2
Infrared	-	No
USB OTG	-	No
Headphones	-	3.5mm
FM	-	Yes
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	Nano-SIM	Regular
GSM/CDMA	GSM	GSM
3G	Yes	No
4G/ LTE	Yes	No
5G	Yes	-
sim 2
SIM Type	Nano-SIM	Regular
GSM/CDMA	GSM	GSM
3G	Yes	No
4G/ LTE	Yes	No
sensors
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	No
Gyroscope	Yes	No
Barometer	-	No
Temperature sensor	-	No

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