Vivo Y91i vs Samsung Galaxy A10 vs Vivo Y91 comparison

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key specs
Display6.22-inch6.20-inch6.22-inch-
Processorocta-coreocta-coreocta-core-
Front Camera5-megapixel 5-megapixel 8-megapixel -
Resolution720x1520 pixels-720x1520 pixels-
RAM2GB-2GB-
OSAndroid 8.1Android PieAndroid 8.1-
Storage16GB-32MB-
Rear Camera13-megapixel 13-megapixel 13-megapixel + 2-megapixel -
Battery Capacity4030mAh3400mAh4030mAh-
general
Release dateMarch 2019February 2019January 2019-
Launched in IndiaYes-Yes-
Form factorTouchscreen-Touchscreen-
Dimensions (mm)155.11 x 75.09 x 8.28-155.11 x 75.09 x 8.28-
Weight (g)163.50-163.50-
Battery capacity (mAh)403034004030-
ColoursFusion Black, Ocean BlueRed, Blue BlackStarry Black, Ocean Blue-
display
Screen size (inches)6.226.206.22-
TouchscreenYesYesYes-
Resolution720x1520 pixels-720x1520 pixels-
Aspect ratio19:9---
hardware
Processorocta-coreocta-coreocta-core-
Processor makeMediaTek Helio P22Exynos 7884MediaTek Helio P22 (MTK6762R)-
RAM2GB-2GB-
Internal storage16GB-32MB-
Expandable storageYes-Yes-
Expandable storage typemicroSD-microSD-
Expandable storage up to (GB)--256-
Dedicated microSD slot--Yes-
camera
Rear camera13-megapixel (f/2.2)13-megapixel (f/1.9)13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)-
Rear autofocusYes---
Rear flashYes-LED-
Front camera5-megapixel (f/1.8)5-megapixel (f/2.0)8-megapixel (f/f/1.8)-
Front flash--No-
software
Operating systemAndroid 8.1Android PieAndroid 8.1-
SkinFuntouch OS 4.5One UIFuntouch OS 4.5-
connectivity
Wi-FiYes-Yes-
GPSYes---
BluetoothYes, v 5.00-Yes, v 5.00-
USB OTGYes---
Micro-USBYes-Yes-
Headphones3.5mm-3.5mm-
FMYes---
Number of SIMs2-2-
NFC--No-
Active 4G on both SIM cards--Yes-
sim 1
SIM TypeNano-SIM-Nano-SIM-
GSM/CDMAGSM-GSM-
3GYes-Yes-
4G/ LTEYes-Yes-
sim 2
SIM TypeNano-SIM-Nano-SIM-
GSM/CDMAGSM-GSM-
3GYes-Yes-
4G/ LTEYes-Yes-
sensors
Face unlockYes-Yes-
Fingerprint sensorNo-Yes-
Compass/ MagnetometerYes-Yes-
Proximity sensorYes-Yes-
AccelerometerYes-Yes-
Ambient light sensorYes-Yes-
GyroscopeYes-Yes-