Vivo Y55 4G vs Vivo Y91i comparison

Show Only Differences Highlight Differences	Vivo Y55 4G	Vivo Y91i
key specs
Display	6.44-inch	6.22-inch
Front Camera	16-megapixel	5-megapixel
Rear Camera	50-megapixel + 2-megapixel + 2-megapixel	13-megapixel
RAM	8GB	2GB
Storage	128GB	16GB
Battery Capacity	5,000mAh	4030mAh
OS	Android 12	Android 8.1
Resolution	1,080x2,400 pixels	720x1520 pixels
Processor	-	MediaTek Helio P22
general
Brand	Vivo	Vivo
Model	Y55 4G	Y91i
Release date	May 4, 2022	March 1, 2019
Launched in India	No	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	160.80 x 73.79 x 8.42	155.11 x 75.09 x 8.28
Weight (g)	182.00	163.50
Battery capacity (mAh)	5,000	4030
Removable battery	No	-
Fast charging	Quick Charge	-
Colours	Black Star, Snow White	Fusion Black, Ocean Blue
display
Resolution Standard	FHD+	-
Screen size (inches)	6.44	6.22
Touchscreen	Yes	Yes
Resolution	1,080x2,400 pixels	720x1520 pixels
Pixels per inch (PPI)	408	-
Aspect ratio	-	19:9
hardware
Processor make	Qualcomm Snapdragon 680	MediaTek Helio P22 (MT6762)
RAM	8GB	2GB
Internal storage	128GB	16GB
Processor	-	octa-core
Expandable storage	-	Yes
Expandable storage type	-	microSD
camera
Rear camera	50-megapixel (f/1.8) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)	13-megapixel (f/2.2)
No. of Rear Cameras	3	-
Rear flash	Yes	Yes
Front camera	16-megapixel (f/f/2.0)	5-megapixel (f/1.8)
Rear autofocus	-	Yes
software
Operating system	Android 12	Android 8.1
Skin	Funtouch OS 12	Funtouch OS 4.5
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
USB Type-C	Yes	-
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
USB OTG	-	Yes
Micro-USB	-	Yes
FM	-	Yes
sensors
Fingerprint sensor	Yes	No
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Face unlock	-	Yes
Accelerometer	-	Yes
sim 1
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sim 2
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes

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