Vivo Y91 vs Vivo Y81 comparison

Compare Vivo Y91
Compare Vivo Y81
key specs
Display6.22-inch6.22-inch
ProcessorMediaTek Helio P22 MediaTek MT6762
Front Camera8-megapixel 5-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel
RAM2GB3GB
Storage32MB32GB
Battery Capacity4030mAh3260mAh
OSAndroid 8.1Android 8.1
Resolution720x1520 pixels720x1520 pixels
general
BrandVivoVivo
ModelY91Y81
Release dateJanuary 2019June 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)155.11 x 75.09 x 8.28155.06 x 75.00 x 7.77
Weight (g)163.50146.50
Battery capacity (mAh)40303260
ColoursStarry Black, Ocean BlueBlack
Body type-Plastic
display
Screen size (inches)6.226.22
TouchscreenYesYes
Resolution720x1520 pixels720x1520 pixels
Aspect ratio-19:9
Pixels per inch (PPI)-270
hardware
Processorocta-core2GHz octa-core
Processor makeMediaTek Helio P22 (MTK6762R)MediaTek MT6762
RAM2GB3GB
Internal storage32MB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)13-megapixel (f/2.2)
Rear flashLEDLED
Front camera8-megapixel (f/f/1.8)5-megapixel (f/2.2)
Front flashNo-
Rear autofocus-Phase detection autofocus
software
Operating systemAndroid 8.1Android 8.1
SkinFuntouch OS 4.5FunTouch OS 4.0
connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes, v 5.00
NFCNo-
Micro-USBYesYes
Headphones3.5mm3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 b/g/n
GPS-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYes-
GyroscopeYes-
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