Samsung Galaxy M21 2021 Edition vs Oppo A83 comparison

Show Only Differences Highlight Differences	Samsung Galaxy M21 2021 Edition	Oppo A83
key specs
Display	6.40-inch	5.70-inch
Front Camera	Unspecified	8-megapixel
Rear Camera	48-megapixel	13-megapixel
Battery Capacity	6000mAh	3180mAh
OS	Android 11	Android 7.1
Resolution	1080x2340 pixels	720x1440 pixels
Processor	-	MediaTek MT6737T
RAM	-	3GB
Storage	-	32GB
general
Brand	Samsung	Oppo
Model	Galaxy M21 2021 Edition	A83
Release date	July 21, 2021	December 1, 2017
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Battery capacity (mAh)	6000	3180
Colours	Arctic Blue, Charcoal Black	Champagne, Black
Dimensions (mm)	-	150.50 x 73.10 x 7.70
Weight (g)	-	143.00
display
Screen size (inches)	6.40	5.70
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	720x1440 pixels
Aspect ratio	19.5:9	18:9
camera
Rear camera	48-megapixel	13-megapixel
No. of Rear Cameras	3	-
Rear autofocus	Yes	-
Rear flash	Yes	LED
Front camera	Unspecified	8-megapixel
No. of Front Cameras	1	-
software
Operating system	Android 11	Android 7.1
Skin	One UI Core 3.1	ColorOS 3.2
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 4.20
USB Type-C	Yes	-
Number of SIMs	2	2
Wi-Fi standards supported	-	802.11 a/b/g/n
NFC	-	No
Infrared	-	No
USB OTG	-	Yes
Micro-USB	-	Yes
Headphones	-	3.5mm
FM	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Fingerprint sensor	Yes	-
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Face unlock	-	Yes
ratings
Overall NDTV Rating	-	Read Review
Design Rating	-
Display Rating	-
Software Rating	-
Performance Rating	-
Battery Life Rating	-
Camera Rating	-
Value for Money Rating	-
hardware
Processor	-	2.5GHz octa-core
Processor make	-	MediaTek MT6737T
RAM	-	3GB
Internal storage	-	32GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	256

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