Mi Mix 3 vs Vivo X21 vs OnePlus 6 comparison

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ratings
Overall NDTV Rating-Read ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.39-inch6.28-inch6.28-inch
Processorocta-core2.2GHz octa-core2.8GHz octa-core
Front Camera24-megapixel + 2-megapixel12-megapixel 16-megapixel
Resolution1080x2340 pixels1080x2280 pixels1080x2280 pixels
RAM6GB6GB8GB
OSAndroid 8.1Android 8.1Android 8.1 Oreo
Storage128GB128GB128GB
Rear Camera12-megapixel + 12-megapixel 12-megapixel + 5-megapixel 16-megapixel + 20-megapixel
Battery Capacity3850mAh3200mAh3300mAh
general
Release dateOctober 2018March 2018May 2018
Launched in IndiaNoYesYes
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)157.89 x 74.69 x 8.46154.50 x 74.80 x 7.40155.70 x 75.40 x 7.75
Weight (g)218.00156.20177.00
Battery capacity (mAh)385032003300
Removable batteryNoNoNo
Fast chargingProprietaryProprietary-
Wireless chargingYes--
ColoursJade Green, Onyx Black, Sapphire BlueBlack, GoldMirror Black, Midnight Black, Silk White
display
Screen size (inches)6.396.286.28
TouchscreenYesYesYes
Resolution1080x2340 pixels1080x2280 pixels1080x2280 pixels
Aspect ratio19.5:919:919:9
Protection type--Gorilla Glass
Pixels per inch (PPI)--402
hardware
Processorocta-core2.2GHz octa-core2.8GHz octa-core (4x2.8GHz + 4x1.7GHz)
Processor makeQualcomm Snapdragon 845Qualcomm Snapdragon 660Snapdragon 845
RAM6GB6GB8GB
Internal storage128GB128GB128GB
Expandable storageNoYesNo
Expandable storage type-microSD-
Expandable storage up to (GB)-256-
camera
Rear camera12-megapixel (f/1.8, 1.4-micron) + 12-megapixel (f/2.4, 1-micron)12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)16-megapixel (f/1.7, 1.22-micron) + 20-megapixel (f/1.7, 1.0-micron)
Rear autofocusPhase detection autofocusPhase detection autofocusPhase detection autofocus
Rear flashDual LEDLEDDual LED
Front camera24-megapixel (1.8-micron) + 2-megapixel12-megapixel (f/2.0)16-megapixel (f/2.0, 1.0-micron)
Front flashYes--
software
Operating systemAndroid 8.1Android 8.1Android 8.1 Oreo
SkinMIUI 10FunTouch 4.0OxygenOS 5.1
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYes
BluetoothYes, v 5.00Yes, v 5.00Yes, v 5.00
NFCYesNoYes
Number of SIMs222
Active 4G on both SIM cardsYes--
Infrared-NoNo
USB OTG-YesYes
Micro-USB-Yes-
Headphones-3.5mm3.5mm
FM-No-
USB Type-C--Yes
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sensors
Fingerprint sensorYesYesYes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYesYesYes
Face unlock--Yes