OPPO K15x vs Oppo A57 (2022) comparison

Show Only Differences Highlight Differences	OPPO K15x	Oppo A57 (2022)
key specs
Display	6.75-inch	6.56-inch
Processor	MediaTek Dimensity 6300	MediaTek Helio G35
Front Camera	5-megapixel	8-megapixel
Rear Camera	13-megapixel	13-megapixel + 2-megapixel
RAM	6GB	3GB
Storage	128GB	64GB
Battery Capacity	6500mAh	5000mAh
OS	Android 16	Android 12
Resolution	720x1570 pixels	720x1612 pixels
general
Brand	OPPO	Oppo
Model	K15x	A57 (2022)
Release date	September 1, 2026	May 26, 2022
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	166.61 x 78.51 x 8.61	163.74 x 75.03 x 7.99
Weight (g)	212.00	187.00
Battery capacity (mAh)	6500	5000
Removable battery	No	No
Fast charging	45W Fast Charging	Proprietary
Colours	Purple, White	Glowing Black, Glowing Green,
Launched in India	-	No
display
Refresh Rate	120 Hz	60 Hz
Resolution Standard	HD+	HD+
Screen size (inches)	6.75	6.56
Touchscreen	Yes	-
Resolution	720x1570 pixels	720x1612 pixels
hardware
Processor	octa-core	octa-core
Processor make	MediaTek Dimensity 6300	MediaTek Helio G35
RAM	6GB	3GB
Internal storage	128GB	64GB
Expandable storage	-	Yes
camera
Rear camera	13-megapixel	13-megapixel + 2-megapixel
Rear flash	Yes	-
Front camera	5-megapixel	8-megapixel
No. of Front Cameras	1	-
No. of Rear Cameras	-	2
software
Operating system	Android 16	Android 12
Skin	ColorOS 16	ColorOS 12.1
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 5.00
USB Type-C	Yes	Yes
Headphones	3.5mm	-
Number of SIMs	2	2
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Proximity sensor	Yes	-
Accelerometer	Yes	-
Ambient light sensor	Yes	-

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