Poco C81 vs Oppo A57 (2022) comparison

Show Only Differences Highlight Differences	Poco C81	Oppo A57 (2022)
key specs
Display	6.90-inch	6.56-inch
Processor	Unisoc T7250	MediaTek Helio G35
Front Camera	8-megapixel	8-megapixel
Rear Camera	13-megapixel	13-megapixel + 2-megapixel
RAM	4GB	3GB
Storage	64GB	64GB
Battery Capacity	6300mAh	5000mAh
OS	Android 16	Android 12
Resolution	720x1600 pixels	720x1612 pixels
general
Brand	Poco	Oppo
Model	C81	A57 (2022)
Release date	April 23, 2026	May 26, 2022
AI Enabled	Yes	-
Launched in India	Yes	No
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	171.56 x 79.47 x 8.15	163.74 x 75.03 x 7.99
Weight (g)	208.00	187.00
IP rating	IP52	-
Battery capacity (mAh)	6300	5000
Removable battery	No	No
Fast charging	15W Fast Charging	Proprietary
Wireless charging	No	-
Colours	Elite Black, Ice Blue, and Sunset Gold	Glowing Black, Glowing Green,
display
Refresh Rate	120 Hz	60 Hz
Resolution Standard	HD+	HD+
Screen size (inches)	6.90	6.56
Touchscreen	Yes	-
Resolution	720x1600 pixels	720x1612 pixels
hardware
Processor	1.8GHz MHz octa-core	octa-core
Processor make	Unisoc T7250	MediaTek Helio G35
RAM	4GB	3GB
Internal storage	64GB	64GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	-
Expandable storage up to (GB)	2048	-
camera
Rear camera	13-megapixel	13-megapixel + 2-megapixel
No. of Rear Cameras	2	2
Rear autofocus	Yes	-
Rear flash	Yes	-
Front camera	8-megapixel	8-megapixel
No. of Front Cameras	1	-
Pop-Up Camera	No	-
software
Operating system	Android 16	Android 12
Skin	HyperOS 3	ColorOS 12.1
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.20	Yes, v 5.00
USB Type-C	Yes	Yes
Headphones	3.5mm	-
Number of SIMs	2	2
Active 4G on both SIM cards	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
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Proximity sensor	Yes	-
Accelerometer	Yes	-
Ambient light sensor	Yes	-

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