Vivo Y91i vs Vivo Z1i comparison

Show Only Differences Highlight Differences	Vivo Y91i	Vivo Z1i
key specs
Display	6.22-inch	6.26-inch
Processor	MediaTek Helio P22	Qualcomm Snapdragon 636
Front Camera	5-megapixel	16-megapixel
Rear Camera	13-megapixel	13-megapixel + 2-megapixel
RAM	2GB	4GB
Storage	16GB	128GB
Battery Capacity	4030mAh	3260mAh
OS	Android 8.1	Android 8.1
Resolution	720x1520 pixels	1080x2280 pixels
general
Brand	Vivo	Vivo
Model	Y91i	Z1i
Release date	March 1, 2019	July 1, 2018
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	155.11 x 75.09 x 8.28	154.81 x 75.03 x 7.89
Weight (g)	163.50	149.30
Battery capacity (mAh)	4030	3260
Colours	Fusion Black, Ocean Blue	Black, Red
Body type	-	Plastic
display
Screen size (inches)	6.22	6.26
Touchscreen	Yes	Yes
Resolution	720x1520 pixels	1080x2280 pixels
Aspect ratio	19:9	19:9
Pixels per inch (PPI)	-	403
hardware
Processor	octa-core	1.8GHz octa-core
Processor make	MediaTek Helio P22 (MT6762)	Qualcomm Snapdragon 636
RAM	2GB	4GB
Internal storage	16GB	128GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	-	256
camera
Rear camera	13-megapixel (f/2.2)	13-megapixel + 2-megapixel
Rear autofocus	Yes	Phase detection autofocus
Rear flash	Yes	LED
Front camera	5-megapixel (f/1.8)	16-megapixel
software
Operating system	Android 8.1	Android 8.1
Skin	Funtouch OS 4.5	Funtouch OS 4.0
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
USB OTG	Yes	Yes
Micro-USB	Yes	Yes
Headphones	3.5mm	3.5mm
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	-
Fingerprint sensor	No	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes

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