Vivo Y91 (3GB RAM, 32GB) vs Xiaomi Mi 4 comparison

Compare Vivo Y91 (3GB RAM, 32GB)
Compare Xiaomi Mi 4
key specs
Display6.22-inch5.00-inch
ProcessorMediaTek Helio P22 Qualcomm Snapdragon 801
Front Camera8-megapixel 8-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel
RAM3GB3GB
Storage32GB16GB
Battery Capacity4030mAh3080mAh
OSAndroid 8.1Android 4.4
Resolution720x1520 pixels1080x1920 pixels
general
BrandVivoXiaomi
ModelY91Mi 4
Release dateJanuary 1, 2019July 1, 2014
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)155.11 x 75.09 x 8.28139.20 x 68.50 x 8.90
Weight (g)163.50156.00
Battery capacity (mAh)40303080
ColoursNebula Purple, Ocean Blue, Starry BlackWhite
Removable battery-No
display
Screen size (inches)6.225.00
TouchscreenYesYes
Resolution720x1520 pixels1080x1920 pixels
Aspect ratio-16:9
hardware
Processorocta-core2.5GHz quad-core
Processor makeMediaTek Helio P22 (MT6762R)Qualcomm Snapdragon 801
RAM3GB3GB
Internal storage32GB16GB
Expandable storageYesNo
Expandable storage typemicroSD-
Expandable storage up to (GB)256-
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)13-megapixel (f/1.8, 1.12-micron)
Rear flashLEDLED
Front camera8-megapixel (f/f/1.8)8-megapixel (f/1.8)
Front flashNo-
Rear autofocus-Yes
software
Operating systemAndroid 8.1Android 4.4
SkinFuntouch OS 4.5MIUI 6
connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes, v 4.00
NFCNoNo
Micro-USBYesYes
Headphones3.5mm3.5mm
Number of SIMs21
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac
GPS-Yes
Infrared-Yes
USB OTG-Yes
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Barometer-Yes
Temperature sensor-No
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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