Vivo Y71i vs Vivo Y71 vs Oppo A71 (2018) comparison

Compare Vivo Y71i
Compare Vivo Y71
Compare Oppo A71 (2018)
key specs
Display6.00-inch6.00-inch5.20-inch
Processor1.4GHz quad-core1.4GHz quad-core1.8GHz octa-core
Front Camera5-megapixel 5-megapixel5-megapixel
Resolution720x1440 pixels720x1440 pixels720x1280 pixels
RAM2GB3GB2GB
OSAndroid 8.1 OreoAndroid 8.1 OreoAndroid 7.1
Storage16GB16GB16GB
Rear Camera8-megapixel 13-megapixel13-megapixel
Battery Capacity3285mAh3360mAh3000mAh
general
Release dateJuly 2018April 2018January 2018
Launched in IndiaYesYes-
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)155.87 x 75.74 x 7.80155.90 x 75.70 x 7.80148.10 x 73.80 x 7.60
Weight (g)150.00150.00137.00
Battery capacity (mAh)328533603000
Colours-Black, GoldBlack, Gold
display
Screen size (inches)6.006.005.20
TouchscreenYesYesYes
Resolution720x1440 pixels720x1440 pixels720x1280 pixels
Aspect ratio18:918:916:9
Pixels per inch (PPI)269--
hardware
Processor1.4GHz quad-core1.4GHz quad-core1.8GHz octa-core
Processor makeQualcomm Snapdragon 425Qualcomm Snapdragon 425Qualcomm Snapdragon 450
RAM2GB3GB2GB
Internal storage16GB16GB16GB
Expandable storageYes-Yes
Expandable storage typemicroSD-microSD
Expandable storage up to (GB)256-256
camera
Rear camera8-megapixel (f/1.0)13-megapixel13-megapixel (f/2.2, 1.12-micron)
Front camera5-megapixel (f/2.2)5-megapixel5-megapixel
Rear autofocus--Phase detection autofocus
Rear flash--LED
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 7.1
SkinFunTouch OSFunTouch OSColorOS 3.2
connectivity
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.20
USB OTGNo-Yes
Wi-Fi-YesYes
Wi-Fi standards supported-802.11 b/g/n802.11 b/g/n
GPS-Yes-
Micro-USB-YesYes
Headphones-3.5mm3.5mm
FM-YesYes
Number of SIMs-22
sensors
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
Compass/ Magnetometer-YesYes
Gyroscope-Yes-
sim 1
SIM Type-Nano-SIMNano-SIM
GSM/CDMA-GSMGSM
3G-YesYes
4G/ LTE-YesYes
sim 2
SIM Type-Nano-SIMNano-SIM
GSM/CDMA-GSMGSM
3G-YesYes
4G/ LTE-YesYes