Redmi 7A vs Vivo Y91i comparison

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ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display5.45-inch6.22-inch
ProcessorQualcomm Snapdragon 439MediaTek Helio P22
Front Camera5-megapixel5-megapixel
Rear Camera12-megapixel 13-megapixel
RAM2GB2GB
Storage16GB16GB
Battery Capacity4000mAh4030mAh
OSAndroid 9 PieAndroid 8.1
Resolution720x1440 pixels720x1520 pixels
general
BrandXiaomiVivo
ModelRedmi 7AY91i
Release dateMay 22, 2019March 1, 2019
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePolycarbonate-
Dimensions (mm)146.30 x 70.41 x 9.55155.11 x 75.09 x 8.28
Weight (g)165.00163.50
Battery capacity (mAh)40004030
ColoursMatte Gold, Matte Black, Matte BlueFusion Black, Ocean Blue
display
Screen size (inches)5.456.22
TouchscreenYesYes
Resolution720x1440 pixels720x1520 pixels
Aspect ratio18:919:9
Pixels per inch (PPI)295-
hardware
Processor2GHz octa-coreocta-core
Processor makeQualcomm Snapdragon 439MediaTek Helio P22 (MT6762)
RAM2GB2GB
Internal storage16GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256-
Dedicated microSD slotYes-
camera
Rear camera12-megapixel (f/2.2, 1.25-micron)13-megapixel (f/2.2)
Rear autofocusPhase detection autofocusYes
Rear flashLEDYes
Front camera5-megapixel5-megapixel (f/1.8)
software
Operating systemAndroid 9 PieAndroid 8.1
SkinMIUI 10Funtouch OS 4.5
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n-
GPSYesYes
BluetoothYes, v 4.20Yes, v 5.00
Micro-USBYesYes
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs22
USB OTG-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Face unlock-Yes
Fingerprint sensor-No
Gyroscope-Yes

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