Nokia 8.1 vs Oppo K1 vs Vivo V9 Pro vs Xiaomi Redmi Note 6 Pro comparison

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ratings
Overall NDTV RatingRead ReviewRead ReviewRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.18-inch6.41-inch6.30-inch6.26-inch
ProcessorQualcomm Snapdragon 710Qualcomm Snapdragon 660Qualcomm Snapdragon 660Qualcomm Snapdragon 636
Front Camera20-megapixel 25-megapixel16-megapixel 20-megapixel + 2-megapixel
Rear Camera12-megapixel + 13-megapixel16-megapixel + 2-megapixel13-megapixel + 2-megapixel12-megapixel + 5-megapixel
RAM4GB4GB6GB4GB
Storage64GB64GB64GB64GB
Battery Capacity3500mAh3600mAh3260mAh4000mAh
OSAndroid 9.0 PieAndroid 8.1 OreoAndroid 8.1Android
Resolution1080x2244 pixels1080x2340 pixels1080x2280 pixels1080x2280 pixels
general
BrandNokiaOppoVivoXiaomi
Model8.1K1V9 ProRedmi Note 6 Pro
Release dateDecember 1, 2018February 1, 2019September 1, 2018September 28, 2018
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)154.80 x 75.76 x 7.97158.30 x 75.50 x 7.40154.81 x 75.00 x 7.90157.91 x 76.38 x 8.26
Weight (g)178.00156.00150.00-
Battery capacity (mAh)3500360032604000
Removable batteryNoNoNoNo
ColoursBlue/ Silver, Steel/ Copper, Iron/ SteelAstral Blue, Piano BlackBlack, Nebula PurpleBlack, Blue, Rose Gold
Launched in India-YesYes-
Body type-Plastic--
Wireless charging-No-No
SAR value--1.381.05
Fast charging---Quick Charge 3.0
display
Screen size (inches)6.186.416.306.26
TouchscreenYesYesYesYes
Resolution1080x2244 pixels1080x2340 pixels1080x2280 pixels1080x2280 pixels
Aspect ratio18.7:919.5:9-19:9
Protection type-Gorilla Glass--
hardware
Processor2.2GHz octa-core2.2GHz octa-coreocta-coreocta-core
Processor makeQualcomm Snapdragon 710Qualcomm Snapdragon 660Qualcomm Snapdragon 660Qualcomm Snapdragon 636
RAM4GB4GB6GB4GB
Internal storage64GB64GB64GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)400256256-
Dedicated microSD slot-YesYesNo
camera
Rear camera12-megapixel (f/1.8, 1.4-micron) + 13-megapixel16-megapixel + 2-megapixel13-megapixel (f/2.2) + 2-megapixel12-megapixel (f/1.9, 1.4-micron) + 5-megapixel
Rear autofocusYesYes-Yes
Rear flashDual LEDYesLEDYes
Front camera20-megapixel (0.9-micron)25-megapixel16-megapixel (f/2.0)20-megapixel (f/2.0, 1.8-micron) + 2-megapixel
software
Operating systemAndroid 9.0 PieAndroid 8.1 OreoAndroid 8.1Android
Skin-ColorOS 5.2FunTouch OS 4.0MIUI
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac--
GPSYesYesYesYes
BluetoothYes, v 5.00Yes, v 5.00Yes, v 4.20Yes, v 5.00
USB Type-CYes---
Headphones3.5mmYes3.5mm-
FMYesNoYes-
Number of SIMs2-22
NFC-No-No
USB OTG-YesYes-
Micro-USB-YesYesYes
Active 4G on both SIM cards-YesYesYes
sim 1
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSM-GSMGSM
3GYes-YesYes
4G/ LTEYes-YesYes
sim 2
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSM-GSMGSM
3GYes-YesYes
4G/ LTEYes-YesYes
sensors
Face unlockYes-Yes-
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYesYesYes-
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYes-
GyroscopeYesYesYes-

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