Oppo A57 (2022) vs Samsung Galaxy A21 comparison

Show Only Differences Highlight Differences	Oppo A57 (2022)	Samsung Galaxy A21s
key specs
Display	6.56-inch	6.50-inch
Processor	MediaTek Helio G35	Samsung Exynos 850
Front Camera	8-megapixel	13-megapixel
Rear Camera	13-megapixel + 2-megapixel	48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM	3GB	4GB
Storage	64GB	64GB
Battery Capacity	5000mAh	5000mAh
OS	Android 12	Android 10
Resolution	720x1612 pixels	720x1600 pixels
general
Brand	Oppo	Samsung
Model	A57 (2022)	Galaxy A21s
Release date	May 26, 2022	May 15, 2020
Launched in India	No	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	163.74 x 75.03 x 7.99	163.60 x 75.30 x 8.90
Weight (g)	187.00	191.00
Battery capacity (mAh)	5000	5000
Removable battery	No	No
Fast charging	Proprietary	Proprietary
Colours	Glowing Black, Glowing Green,	White, Black, Blue
display
Refresh Rate	60 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.56	6.50
Resolution	720x1612 pixels	720x1600 pixels
Touchscreen	-	Yes
hardware
Processor	octa-core	2GHz octa-core
Processor make	MediaTek Helio G35	Samsung Exynos 850
RAM	3GB	4GB
Internal storage	64GB	64GB
Expandable storage	Yes	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	512
Dedicated microSD slot	-	Yes
camera
Rear camera	13-megapixel + 2-megapixel	48-megapixel (f/2.0) + 8-megapixel (f/2.0) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras	2	-
Front camera	8-megapixel	13-megapixel (f/2.2)
Rear flash	-	Yes
software
Operating system	Android 12	Android 10
Skin	ColorOS 12.1	One UI
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	-
Bluetooth	Yes, v 5.00	Yes, v 5.00
USB Type-C	Yes	-
Number of SIMs	2	-
NFC	-	Yes
Headphones	-	3.5mm
sim 1
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	-
3G	Yes	-
4G/ LTE	Yes	-
sim 2
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	-
3G	Yes	-
4G/ LTE	Yes	-
sensors
Fingerprint sensor	Yes	Yes

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