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Oppo A78 vs Vivo Y21G
Oppo A78
vs
Vivo Y21G
comparison
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Oppo A78
Vivo Y21G
key specs
Display
6.43-inch
6.51-inch
Processor
Qualcomm Snapdragon 680
-
Front Camera
8-megapixel
8-megapixel
Rear Camera
50-megapixel + 2-megapixel
13-megapixel + 2-megapixel
RAM
8GB
4GB
Storage
128MB
64GB
Battery Capacity
5000mAh
5000mAh
OS
Android
Android 12
Resolution
1080x2400 pixels
720x1600 pixels
general
Brand
Oppo
Vivo
Model
A78
Y21G
Release date
August 12, 2023
April 7, 2022
Launched in India
Yes
Yes
Form factor
Touchscreen
-
Dimensions (mm)
160.00 x 73.20 x 7.90
164.26 x 76.08 x 8.00
Weight (g)
180.00
182.00
Battery capacity (mAh)
5000
5000
Removable battery
No
No
Fast charging
Super VOOC
Proprietary
Wireless charging
No
-
Colours
Aqua Green, Mist Black
Diamond Glow, Midnight Blue
Body type
-
Plastic
display
Refresh Rate
90 Hz
60 Hz
Resolution Standard
FHD
HD+
Screen size (inches)
6.43
6.51
Touchscreen
Yes
-
Resolution
1080x2400 pixels
720x1600 pixels
Pixels per inch (PPI)
409
-
hardware
Processor
octa-core
-
Processor make
Qualcomm Snapdragon 680
MediaTek
RAM
8GB
4GB
Internal storage
128MB
64GB
Expandable storage
Yes
Yes
Expandable storage type
microSD
microSD
Dedicated microSD slot
-
Yes
camera
Rear camera
50-megapixel (f/f/1.8) + 2-megapixel (f/2.4)
13-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras
2
2
Front camera
8-megapixel (f/2.0)
8-megapixel (f/2.0)
No. of Front Cameras
1
1
software
Operating system
Android
Android 12
Skin
ColorOS 13.1
FunTouch OS 12
connectivity
Wi-Fi
Yes
Yes
Wi-Fi standards supported
802.11 a/b/g/n
802.11 a/b/g/n/ac
GPS
Yes
Yes
Bluetooth
Yes, v 5.00
Yes, v 5.00
NFC
Yes
-
USB OTG
Yes
Yes
USB Type-C
Yes
Yes
Number of SIMs
2
2
Active 4G on both SIM cards
Yes
Yes
FM
-
Yes
sim 1
SIM Type
Nano-SIM
Nano-SIM
GSM/CDMA
GSM
GSM
3G
Yes
Yes
4G/ LTE
Yes
Yes
5G
No
-
sim 2
SIM Type
Nano-SIM
Nano-SIM
GSM/CDMA
GSM
GSM
3G
Yes
Yes
4G/ LTE
Yes
Yes
5G
No
-
sensors
Fingerprint sensor
-
Yes
Compass/ Magnetometer
-
Yes
Proximity sensor
-
Yes
Accelerometer
-
Yes
Ambient light sensor
-
Yes
Gyroscope
-
Yes
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