Vivo Y91 vs Vivo Y75 vs Vivo Y55 comparison

Compare Vivo Y91
Compare Vivo Y75
Compare Vivo Y55s
key specs
Display6.22-inch5.70-inch5.20-inch
ProcessorMediaTek Helio P22 MediaTek Helio P23 Qualcomm Snapdragon 425
Front Camera8-megapixel 16-megapixel5-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel13-megapixel
RAM2GB4GB3GB
Storage32MB32GB16GB
Battery Capacity4030mAh3000mAh2730mAh
OSAndroid 8.1Android 7.1Android 6.0
Resolution720x1520 pixels720x1440 pixels1280x720 pixels
general
BrandVivoVivoVivo
ModelY91Y75Y55s
Release dateJanuary 1, 2019December 1, 2017February 1, 2017
Launched in IndiaYes-Yes
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)155.11 x 75.09 x 8.28149.30 x 72.80 x 7.90147.90 x 72.90 x 7.50
Weight (g)163.50139.00142.00
Battery capacity (mAh)403030002730
ColoursStarry Black, Ocean BlueBlack, Gold, Rose GoldGold, Space Grey
Removable battery-NoNo
SAR value--1.08
display
Screen size (inches)6.225.705.20
TouchscreenYesYesYes
Resolution720x1520 pixels720x1440 pixels1280x720 pixels
Aspect ratio--16:9
Pixels per inch (PPI)--282
hardware
Processorocta-core2.5GHz octa-core1.4GHz quad-core
Processor makeMediaTek Helio P22 (MT6762R)MediaTek Helio P23 (MT6763T)Qualcomm Snapdragon 425
RAM2GB4GB3GB
Internal storage32MB32GB16GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256256256
Dedicated microSD slotYes--
camera
Rear camera13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)13-megapixel13-megapixel (f/2.2)
Rear flashLEDLEDLED
Front camera8-megapixel (f/f/1.8)16-megapixel5-megapixel (f/2.2)
Front flashNoLED-
Rear autofocus--Yes
software
Operating systemAndroid 8.1Android 7.1Android 6.0
SkinFuntouch OS 4.5Funtouch OS 3.2Funtouch OS 3.0
connectivity
Wi-FiYesYesYes
BluetoothYes, v 5.00Yes, v 4.20Yes
NFCNo-No
Micro-USBYes-Yes
Headphones3.5mm3.5mm3.5mm
Number of SIMs222
Active 4G on both SIM cardsYes--
Wi-Fi standards supported-802.11 a/b/g/n-
GPS-YesYes
USB OTG-YesYes
FM-YesYes
Wi-Fi Direct-YesNo
Infrared--No
Mobile High-Definition Link (MHL)--No
sim 1
SIM TypeNano-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIM-
GSM/CDMAGSMGSM-
3GYesYesNo
4G/ LTEYesYesNo
sensors
Face unlockYes--
Fingerprint sensorYes--
Compass/ MagnetometerYes-Yes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYes-Yes
Barometer--No
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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