OPPO A6x 5G vs Samsung Galaxy M21 2021 Edition comparison

Show Only Differences Highlight Differences	OPPO A6x 5G	Samsung Galaxy M21 2021 Edition
key specs
Display	6.75-inch	6.40-inch
Processor	MediaTek Dimensity 6300	-
Front Camera	5-megapixel	Unspecified
Rear Camera	13-megapixel	48-megapixel
RAM	4GB, 6GB	-
Storage	64GB, 128GB	-
Battery Capacity	6,500mAh	6000mAh
OS	Android 15	Android 11
Resolution	720x1,570 pixels	1080x2340 pixels
general
Brand	OPPO	Samsung
Model	A6x 5G	Galaxy M21 2021 Edition
Release date	December 2, 2025	July 21, 2021
Launched in India	Yes	No
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	166.60 x 78.50 x 8.60	-
Weight (g)	212.00	-
Battery capacity (mAh)	6,500	6000
Removable battery	No	-
Fast charging	45W Fast Charging	-
Wireless charging	No	-
Colours	Ice Blue and Olive Green	Arctic Blue, Charcoal Black
display
Refresh Rate	120 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.75	6.40
Touchscreen	Yes	Yes
Resolution	720x1,570 pixels	1080x2340 pixels
Pixels per inch (PPI)	256	-
Aspect ratio	-	19.5:9
hardware
Processor	octa-core	-
Processor make	MediaTek Dimensity 6300	-
RAM	4GB, 6GB	-
Internal storage	64GB, 128GB	-
camera
Rear camera	13-megapixel (f/2.2)	48-megapixel
Rear flash	Yes	Yes
Front camera	5-megapixel (f/2.2)	Unspecified
No. of Front Cameras	1	1
Pop-Up Camera	No	-
No. of Rear Cameras	-	3
Rear autofocus	-	Yes
software
Operating system	Android 15	Android 11
Skin	ColorOS 15	One UI Core 3.1
connectivity
Wi-Fi	Yes	Yes
Bluetooth	Yes, v 5.40	Yes
USB Type-C	Yes	Yes
Headphones	3.5mm	-
Number of SIMs	2	2
GPS	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM + CDMA	GSM
4G/ LTE	Yes	Yes
5G	Yes	-
3G	-	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM + CDMA	GSM
4G/ LTE	Yes	Yes
5G	Yes	-
3G	-	Yes
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes

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