Vivo Y51A vs Vivo Y91i comparison

Compare Vivo Y51A
Compare Vivo Y91i
key specs
Display6.58-inch6.22-inch
ProcessorQualcomm Snapdragon 662MediaTek Helio P22
Front Camera16-megapixel 5-megapixel
Rear Camera48-megapixel + 8-megapixel + 2-megapixel 13-megapixel
RAM8GB2GB
Storage128GB16GB
Battery Capacity5000mAh4030mAh
OSAndroid 11Android 8.1
Resolution1080x2048 pixels720x1520 pixels
general
BrandVivoVivo
ModelY51AY91i
Release date11th January 2021March 2019
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.86 x 75.32 x 8.38155.11 x 75.09 x 8.28
Weight (g)188.00163.50
Battery capacity (mAh)50004030
Fast chargingProprietary-
ColoursTitanium Sapphire, Crystal SymphonyFusion Black, Ocean Blue
display
Screen size (inches)6.586.22
TouchscreenYesYes
Resolution1080x2048 pixels720x1520 pixels
Aspect ratio-19:9
hardware
Processorocta-coreocta-core
Processor makeQualcomm Snapdragon 662MediaTek Helio P22 (MT6762)
RAM8GB2GB
Internal storage128GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000-
Dedicated microSD slotYes-
camera
Rear camera48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel (f/2.2)
Rear flashYesYes
Front camera16-megapixel (f/2.0)5-megapixel (f/1.8)
Rear autofocus-Yes
software
Operating systemAndroid 11Android 8.1
SkinFuntouch OS 11Funtouch OS 4.5
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB Type-CYes-
FMYesYes
Number of SIMs22
USB OTG-Yes
Micro-USB-Yes
Headphones-3.5mm
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYesNo
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Face unlock-Yes

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