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Oppo K1 vs Realme 2 Pro vs Xiaomi Mi A2 vs Samsung Galaxy S8 comparison

 Compare Oppo K1
Oppo K1
Compare Realme 2 Pro
Realme 2 Pro
Compare Xiaomi Mi A2
Xiaomi Mi A2
Compare Samsung Galaxy S8
Samsung Galaxy S8
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
Display6.41-inch6.30-inch5.99-inch5.80-inch
ProcessorQualcomm Snapdragon 660Qualcomm Snapdragon 660Qualcomm Snapdragon 660Samsung Exynos 8895
Front Camera25-megapixel16-megapixel 20-megapixel 8-megapixel
Rear Camera16-megapixel + 2-megapixel16-megapixel + 2-megapixel 12-megapixel + 20-megapixel 12-megapixel
RAM4GB8GB4GB4GB
Storage64GB128GB64GB64GB
Battery Capacity3600mAh3500mAh3000mAh3000mAh
OSAndroid 8.1 OreoAndroid 8.1Android 8.1 OreoAndroid 7.0
Resolution1080x2340 pixels1080x2340 pixels1080x2160 pixels1440x2960 pixels
general
BrandOppoRealmeXiaomiSamsung
ModelK12 ProMi A2Galaxy S8
Release dateFebruary 1, 2019September 1, 2018July 1, 2018March 1, 2017
Launched in IndiaYesYesYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Body typePlasticPolycarbonate--
Dimensions (mm)158.30 x 75.50 x 7.40156.70 x 74.00 x 8.50158.70 x 75.40 x 7.30148.90 x 68.10 x 8.00
Weight (g)156.00174.00168.00155.00
Battery capacity (mAh)3600350030003000
Removable batteryNoNoNoNo
Wireless chargingNoNo--
ColoursAstral Blue, Piano BlackIce Lake, Blue Ocean, Black SeaBlack, Gold, Lake Blue, Rose GoldMidnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold
SAR value-0.83--
Fast charging---Quick Charge 2.0
display
Screen size (inches)6.416.305.995.80
TouchscreenYesYesYesYes
Resolution1080x2340 pixels1080x2340 pixels1080x2160 pixels1440x2960 pixels
Protection typeGorilla GlassGorilla Glass-Gorilla Glass
Aspect ratio19.5:919.5:918:918.5:9
Pixels per inch (PPI)-409403570
hardware
Processor2.2GHz octa-core1.8GHz octa-coreocta-core (4x2.2GHz + 4x1.8GHz)octa-core (4x2.35GHz + 4x1.9GHz)
Processor makeQualcomm Snapdragon 660Qualcomm Snapdragon 660Qualcomm Snapdragon 660Samsung Exynos 8895
RAM4GB8GB4GB4GB
Internal storage64GB128GB64GB64GB
Expandable storageYesYesNoYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256-256
Dedicated microSD slotYesYes--
camera
Rear camera16-megapixel + 2-megapixel16-megapixel (f/1.7) + 2-megapixel (f/2.4)12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)12-megapixel (f/1.7, 1.4-micron)
Rear autofocusYesYesPhase detection autofocusPhase detection autofocus
Rear flashYesYesDual LEDDual LED
Front camera25-megapixel16-megapixel (f/2.0)20-megapixel (f/2.2, 1.0-micron)8-megapixel (f/1.7, 1.22-micron)
Front flash--LED-
Front autofocus---Yes
software
Operating systemAndroid 8.1 OreoAndroid 8.1Android 8.1 OreoAndroid 7.0
SkinColorOS 5.2ColorOS 5.2--
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 5.00Yes, v 5.00Yes, v 5.00Yes
NFCNoNoYesYes
USB OTGYesYesYesNo
Micro-USBYesYes--
HeadphonesYes3.5mmNo3.5mm
FMNoNo-No
Active 4G on both SIM cardsYesYes--
Infrared-No-No
Number of SIMs-221
Wi-Fi Direct--YesNo
USB Type-C---Yes
Mobile High-Definition Link (MHL)---No
sensors
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes
Face unlock-Yes--
Barometer---Yes
Temperature sensor---No
sim 1
SIM Type-Nano-SIMNano-SIM-
GSM/CDMA-GSMGSMGSM
3G-YesYesYes
4G/ LTE-YesYesYes
sim 2
SIM Type-Nano-SIMNano-SIM-
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYes-

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