Oppo A57 (2022) vs Vivo Y91 comparison

Compare Oppo A57 (2022)
Compare Vivo Y91
key specs
Display6.56-inch6.22-inch
ProcessorMediaTek Helio G35MediaTek Helio P22
Front Camera8-megapixel8-megapixel
Rear Camera13-megapixel + 2-megapixel13-megapixel + 2-megapixel
RAM3GB2GB
Storage64GB32MB
Battery Capacity5000mAh4030mAh
OSAndroid 12Android 8.1
Resolution720x1612 pixels720x1520 pixels
general
BrandOppoVivo
ModelA57 (2022)Y91
Release dateMay 26, 2022January 1, 2019
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.74 x 75.03 x 7.99155.11 x 75.09 x 8.28
Weight (g)187.00163.50
Battery capacity (mAh)50004030
Removable batteryNo-
Fast chargingProprietary-
ColoursGlowing Black, Glowing Green,Starry Black, Ocean Blue
display
Refresh Rate60 Hz-
Resolution StandardHD+-
Screen size (inches)6.566.22
Resolution720x1612 pixels720x1520 pixels
Touchscreen-Yes
hardware
Processorocta-coreocta-core
Processor makeMediaTek Helio G35MediaTek Helio P22 (MT6762R)
RAM3GB2GB
Internal storage64GB32MB
Expandable storageYesYes
Expandable storage type-microSD
Expandable storage up to (GB)-256
Dedicated microSD slot-Yes
camera
Rear camera13-megapixel + 2-megapixel13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)
No. of Rear Cameras2-
Front camera8-megapixel8-megapixel (f/f/1.8)
Rear flash-LED
Front flash-No
software
Operating systemAndroid 12Android 8.1
SkinColorOS 12.1Funtouch OS 4.5
connectivity
Wi-FiYesYes
GPSYes-
BluetoothYes, v 5.00Yes, v 5.00
USB Type-CYes-
Number of SIMs22
NFC-No
Micro-USB-Yes
Headphones-3.5mm
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYesYes
Face unlock-Yes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
Gyroscope-Yes

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