Xiaomi Redmi 6A vs Vivo V9 vs Xiaomi Redmi 4 comparison

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ratings
Overall NDTV RatingRead ReviewRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display5.45-inch6.30-inch5.00-inch
ProcessorMediaTek Helio A22 Qualcomm Snapdragon 626Qualcomm Snapdragon 435
Front Camera5-megapixel24-megapixel 5-megapixel
Rear Camera13-megapixel 16-megapixel + 5-megapixel13-megapixel
RAM2GB4GB3GB
Storage16GB64GB32GB
Battery Capacity3000mAh3260mAh4100mAh
OSAndroid 8.1 OreoAndroid 8.1Android 6.0.1
Resolution720x1440 pixels1080x2280 pixels720x1280 pixels
general
BrandXiaomiVivoXiaomi
ModelRedmi 6AV9Redmi 4
Release dateJune 1, 2018March 1, 2018November 1, 2016
Launched in IndiaYesYesYes
Form factorTouchscreenTouchscreenTouchscreen
Body typePlastic--
Dimensions (mm)147.50 x 71.50 x 8.30154.80 x 75.00 x 7.90139.30 x 69.90 x 8.65
Weight (g)145.00150.00150.00
Battery capacity (mAh)300032604100
Removable batteryNoNoNo
Wireless chargingNo--
ColoursBlue, Gold, Rose Gold, BlackPearl Black, GoldGold, Black
SAR value-1.38-
display
Screen size (inches)5.456.305.00
TouchscreenYesYesYes
Resolution720x1440 pixels1080x2280 pixels720x1280 pixels
Aspect ratio18:919:916:9
Pixels per inch (PPI)295-296
Protection type--Gorilla Glass
hardware
Processor2GHz quad-core (4x2GHz)2.2GHz octa-core1.4GHz octa-core
Processor makeMediaTek Helio A22 (MT6761)Qualcomm Snapdragon 626Qualcomm Snapdragon 435
RAM2GB4GB3GB
Internal storage16GB64GB32GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256256128
Dedicated microSD slotYes--
camera
Rear camera13-megapixel (f/2.2)16-megapixel (f/2.0) + 5-megapixel13-megapixel
Rear autofocusPhase detection autofocusPhase detection autofocus-
Rear flashLEDDual LEDLED
Front camera5-megapixel24-megapixel (f/2.0)5-megapixel
Front flashNo--
software
Operating systemAndroid 8.1 OreoAndroid 8.1Android 6.0.1
SkinMIUI 9.6FunTouch OS 4.0MIUI 8
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 b/g/n-802.11 b/g/n
GPSYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.10
NFCNo-No
InfraredNo-Yes
USB OTGYesYesYes
USB Type-CNo--
Micro-USBYesYesYes
Headphones3.5mm3.5mm3.5mm
FMYesYesYes
Number of SIMs222
Active 4G on both SIM cardsYes--
Wi-Fi Direct--No
Mobile High-Definition Link (MHL)--No
sim 1
SIM TypeNano-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sensors
Face unlockYesYes-
Fingerprint sensorNoYesYes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeNoYesYes
Barometer--No
Temperature sensor--No

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