Vivo Y55s 5G (2023) vs Oppo A78 5G comparison

Show Only Differences Highlight Differences	Vivo Y55s 5G (2023)	Oppo A78 5G
key specs
Display	6.58-inch	6.56-inch
Processor	MediaTek Dimensity 700	MediaTek Dimensity 700
Front Camera	8-megapixel	8-megapixel
Rear Camera	50-megapixel + 2-megapixel	50-megapixel + 2-megapixel
RAM	8GB	8GB
Storage	128GB	128GB
Battery Capacity	5000mAh	5000mAh
OS	Android 12	Android 13
Resolution	2408x1080 pixels	720x1612 pixels
general
Brand	Vivo	Oppo
Model	Y55s 5G (2023)	A78 5G
Release date	January 1, 2023	January 16, 2023
Launched in India	No	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	163.87 x 75.33 x 9.17	163.80 x 75.10 x 7.99
Weight (g)	199.80	188.00
Battery capacity (mAh)	5000	5000
Fast charging	Proprietary	Super VOOC
Wireless charging	No	-
Colours	Galaxy Blue, Star Black	Glowing Black, Glowing Purple
IP rating	-	IPX4
display
Screen size (inches)	6.58	6.56
Touchscreen	Yes	Yes
Resolution	2408x1080 pixels	720x1612 pixels
Refresh Rate	-	90 Hz
Resolution Standard	-	HD
Pixels per inch (PPI)	-	269
hardware
Processor	octa-core	2.2GHz octa-core
Processor make	MediaTek Dimensity 700	MediaTek Dimensity 700
RAM	8GB	8GB
Internal storage	128GB	128GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	1000
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel (f/f/1.8) + 2-megapixel (f/f/2.4)	50-megapixel (f/1.8) + 2-megapixel (f/2.4)
No. of Rear Cameras	2	2
Front camera	8-megapixel	8-megapixel (f/2.0)
No. of Front Cameras	1	1
software
Operating system	Android 12	Android 13
Skin	OriginOS 12	ColorOS 13
connectivity
Wi-Fi	Yes	Yes
Bluetooth	Yes, v 5.10	Yes, v 5.30
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
GPS	-	Yes
USB OTG	-	Yes
USB Type-C	-	Yes
Headphones	-	3.5mm
sensors
Face unlock	-	Yes
Fingerprint sensor	-	Yes
Compass/ Magnetometer	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes

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