Oppo K1 vs Vivo V9 Pro vs Mi A1 comparison

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ratings
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Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.41-inch6.30-inch5.50-inch
ProcessorQualcomm Snapdragon 660Qualcomm Snapdragon 660Qualcomm Snapdragon 625
Front Camera25-megapixel16-megapixel 5-megapixel
Rear Camera16-megapixel + 2-megapixel13-megapixel + 2-megapixel12-megapixel
RAM4GB6GB4GB
Storage64GB64GB64GB
Battery Capacity3600mAh3260mAh3080mAh
OSAndroid 8.1 OreoAndroid 8.1Android 7.1.2
Resolution1080x2340 pixels1080x2280 pixels1080x1920 pixels
general
BrandOppoVivoXiaomi
ModelK1V9 ProMi A1
Release dateFebruary 1, 2019September 1, 2018September 1, 2017
Launched in IndiaYesYesYes
Form factorTouchscreenTouchscreenTouchscreen
Body typePlastic--
Dimensions (mm)158.30 x 75.50 x 7.40154.81 x 75.00 x 7.90155.40 x 75.80 x 7.30
Weight (g)156.00150.00165.00
Battery capacity (mAh)360032603080
Removable batteryNoNoNo
Wireless chargingNo--
ColoursAstral Blue, Piano BlackBlack, Nebula PurpleRose Gold, Gold, Black
SAR value-1.38-
display
Screen size (inches)6.416.305.50
TouchscreenYesYesYes
Resolution1080x2340 pixels1080x2280 pixels1080x1920 pixels
Protection typeGorilla Glass--
Aspect ratio19.5:9-16:9
hardware
Processor2.2GHz octa-coreocta-core2GHz octa-core
Processor makeQualcomm Snapdragon 660Qualcomm Snapdragon 660Qualcomm Snapdragon 625
RAM4GB6GB4GB
Internal storage64GB64GB64GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256256128
Dedicated microSD slotYesYes-
camera
Rear camera16-megapixel + 2-megapixel13-megapixel (f/2.2) + 2-megapixel12-megapixel
Rear autofocusYes--
Rear flashYesLEDDual LED
Front camera25-megapixel16-megapixel (f/2.0)5-megapixel
software
Operating systemAndroid 8.1 OreoAndroid 8.1Android 7.1.2
SkinColorOS 5.2FunTouch OS 4.0-
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-802.11 a/b/g/n/ac
GPSYesYesYes
BluetoothYes, v 5.00Yes, v 4.20Yes, v 4.20
NFCNo-No
USB OTGYesYesYes
Micro-USBYesYes-
HeadphonesYes3.5mm3.5mm
FMNoYesNo
Active 4G on both SIM cardsYesYes-
Number of SIMs-22
Infrared--Yes
USB Type-C--Yes
Wi-Fi Direct--No
Mobile High-Definition Link (MHL)--No
sensors
Fingerprint sensorYesYesYes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYesYesYes
Face unlock-Yes-
Barometer--No
Temperature sensor--No
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
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