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Oppo A57 5G vs Oppo K7x
Oppo A57 5G
vs
Oppo K7x
comparison
Show Only Differences
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Oppo A57 5G
Oppo K7x
key specs
Display
6.56-inch
6.50-inch
Processor
MediaTek Dimensity 810
MediaTek Dimensity 720
Front Camera
8-megapixel
16-megapixel
Rear Camera
13-megapixel + 2-megapixel
48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM
6GB, 8GB
6GB
Storage
128GB
128GB
Battery Capacity
5000mAh
5000mAh
OS
Android 12
Android 10
Resolution
720x1612 pixels
1080x2400 pixels
general
Brand
Oppo
Oppo
Model
A57 5G
K7x
Release date
April 1, 2022
November 4, 2020
Launched in India
No
No
Form factor
Touchscreen
Touchscreen
Dimensions (mm)
163.80 x 75.10 x 7.99
162.20 x 75.10 x 9.10
Weight (g)
186.00
194.00
Battery capacity (mAh)
5000
5000
Colours
Black, Blue, Lilac
Black Mirror, Blue Shadow
Fast charging
-
Proprietary
display
Refresh Rate
90 Hz
-
Resolution Standard
HD+
-
Screen size (inches)
6.56
6.50
Touchscreen
Yes
Yes
Resolution
720x1612 pixels
1080x2400 pixels
Pixels per inch (PPI)
269
405
Protection type
-
Gorilla Glass
hardware
Processor
octa-core
octa-core
Processor make
MediaTek Dimensity 810
MediaTek Dimensity 720
RAM
6GB, 8GB
6GB
Internal storage
128GB
128GB
Expandable storage
Yes
No
Expandable storage type
microSD
-
camera
Rear camera
13-megapixel (f/2.2) + 2-megapixel (f/2.4)
48-megapixel (f/1.7) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras
2
-
Rear autofocus
Yes
Yes
Rear flash
Yes
Yes
Front camera
8-megapixel (f/2.0)
16-megapixel (f/2.0)
No. of Front Cameras
1
-
Pop-Up Camera
-
No
software
Operating system
Android 12
Android 10
Skin
ColorOS 12.1
ColorOS 7.2
connectivity
Wi-Fi
Yes
Yes
Wi-Fi standards supported
802.11 a/b/g/n/ac
-
GPS
Yes
Yes
Bluetooth
Yes, v 5.20
Yes, v 5.00
USB Type-C
Yes
Yes
Headphones
3.5mm
3.5mm
Number of SIMs
2
2
NFC
-
No
USB OTG
-
Yes
Micro-USB
-
No
Lightning
-
No
sim 1
SIM Type
Nano-SIM
Nano-SIM
GSM/CDMA
GSM
GSM
3G
Yes
Yes
4G/ LTE
Yes
Yes
5G
-
Yes
sim 2
SIM Type
Nano-SIM
Nano-SIM
GSM/CDMA
GSM
GSM
3G
Yes
Yes
4G/ LTE
Yes
Yes
5G
-
Yes
sensors
Fingerprint sensor
Yes
Yes
Compass/ Magnetometer
Yes
-
Proximity sensor
Yes
Yes
Accelerometer
Yes
Yes
Ambient light sensor
Yes
Yes
Gyroscope
-
Yes
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