Vivo Y91 vs Xiaomi Redmi Y2 vs Redmi Y1 comparison

Compare Vivo Y91
Compare Xiaomi Redmi Y2
Compare Redmi Y1
key specs
Display6.22-inch5.99-inch5.50-inch
ProcessorMediaTek Helio P22 Qualcomm Snapdragon 625Qualcomm Snapdragon 435
Front Camera8-megapixel 16-megapixel16-megapixel
Rear Camera13-megapixel + 2-megapixel 12-megapixel 13-megapixel
RAM2GB3GB3GB
Storage32MB32GB32GB
Battery Capacity4030mAh3080mAh3080mAh
OSAndroid 8.1Android 8.1 OreoAndroid 7.0
Resolution720x1520 pixels720x1440 pixels720x1280 pixels
general
BrandVivoXiaomiXiaomi
ModelY91Redmi Y2Redmi Y1
Release dateJanuary 1, 2019June 1, 2018November 1, 2017
Launched in IndiaYesYesYes
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)155.11 x 75.09 x 8.28160.73 x 77.26 x 8.10153.00 x 76.20 x 7.70
Weight (g)163.50170.00153.00
Battery capacity (mAh)403030803080
ColoursStarry Black, Ocean BlueDark Grey, Gold, Rose GoldGold, Dark Grey
Body type-Plastic-
Removable battery-NoNo
SAR value-1.121.09
display
Screen size (inches)6.225.995.50
TouchscreenYesYesYes
Resolution720x1520 pixels720x1440 pixels720x1280 pixels
Aspect ratio-18:916:9
Protection type--Gorilla Glass
Pixels per inch (PPI)--267
hardware
Processorocta-core2GHz octa-core1.4GHz octa-core
Processor makeMediaTek Helio P22 (MT6762R)Qualcomm Snapdragon 625Qualcomm Snapdragon 435
RAM2GB3GB3GB
Internal storage32MB32GB32GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256256128
Dedicated microSD slotYesYes-
camera
Rear camera13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)12-megapixel (f/2.2, 1.25-micron)13-megapixel (f/2.2, 1.12-micron)
Rear flashLEDLEDLED
Front camera8-megapixel (f/f/1.8)16-megapixel16-megapixel (f/2.0)
Front flashNoLEDYes
Rear autofocus--Phase detection autofocus
software
Operating systemAndroid 8.1Android 8.1 OreoAndroid 7.0
SkinFuntouch OS 4.5MIUI 9.5MIUI 9
connectivity
Wi-FiYesYesYes
BluetoothYes, v 5.00Yes, v 4.20Yes, v 4.10
NFCNo-No
Micro-USBYesYesYes
Headphones3.5mm3.5mm3.5mm
Number of SIMs222
Active 4G on both SIM cardsYes--
Wi-Fi standards supported-802.11 b/g/n802.11 b/g/n
GPS-YesYes
Infrared-YesYes
Wi-Fi Direct-YesYes
USB OTG--Yes
FM--Yes
Mobile High-Definition Link (MHL)--No
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sensors
Face unlockYes--
Fingerprint sensorYesYesYes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYesYesYes
Barometer--No
Temperature sensor--No
ratings
Overall NDTV Rating-Read ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
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Value for Money Rating-

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