Redmi 6 vs Xiaomi Mi A2 vs Sony Xperia XZ2 Compact vs Samsung Galaxy S8 comparison

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ratings
Overall NDTV RatingRead ReviewRead Review-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display5.45-inch5.99-inch5.00-inch5.80-inch
ProcessorMediaTek Helio P22 Qualcomm Snapdragon 660Qualcomm Snapdragon 845Samsung Exynos 8895
Front Camera5-megapixel 20-megapixel 5-megapixel8-megapixel
Rear Camera12-megapixel + 5-megapixel12-megapixel + 20-megapixel 19-megapixel12-megapixel
RAM3GB4GB4GB4GB
Storage32GB64GB64GB64GB
Battery Capacity3000mAh3000mAh2780mAh3000mAh
OSAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.0Android 7.0
Resolution720x1440 pixels1080x2160 pixels1080x2160 pixels1440x2960 pixels
general
BrandXiaomiXiaomiSonySamsung
ModelRedmi 6Mi A2Xperia XZ2 CompactGalaxy S8
Release dateJune 1, 2018July 1, 2018February 1, 2018March 1, 2017
Launched in IndiaYesYes-Yes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Body typePlastic---
Dimensions (mm)147.50 x 71.50 x 8.30158.70 x 75.40 x 7.30135.00 x 65.00 x 12.10148.90 x 68.10 x 8.00
Weight (g)146.00168.00168.00155.00
Battery capacity (mAh)3000300027803000
Removable batteryNoNoNoNo
Wireless chargingNo---
ColoursLake Blue, Gold, Rose Gold, BlackBlack, Gold, Lake Blue, Rose GoldBlack, Coral Pink, Moss Green, White SilverMidnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold
Fast charging---Quick Charge 2.0
display
Screen size (inches)5.455.995.005.80
TouchscreenYesYesYesYes
Resolution720x1440 pixels1080x2160 pixels1080x2160 pixels1440x2960 pixels
Aspect ratio18:918:9-18.5:9
Pixels per inch (PPI)295403-570
Protection type---Gorilla Glass
hardware
Processor2GHz octa-core (8x2GHz)octa-core (4x2.2GHz + 4x1.8GHz)octa-coreocta-core (4x2.35GHz + 4x1.9GHz)
Processor makeMediaTek Helio P22 (MT6762)Qualcomm Snapdragon 660Qualcomm Snapdragon 845Samsung Exynos 8895
RAM3GB4GB4GB4GB
Internal storage32GB64GB64GB64GB
Expandable storageYesNoYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256-400256
Dedicated microSD slotYes---
camera
Rear camera12-megapixel (f/2.2, 1.25-micron) + 5-megapixel12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)19-megapixel12-megapixel (f/1.7, 1.4-micron)
Rear autofocusPhase detection autofocusPhase detection autofocus-Phase detection autofocus
Rear flashLEDDual LEDDual LEDDual LED
Front camera5-megapixel (f/2.2, 1.12-micron)20-megapixel (f/2.2, 1.0-micron)5-megapixel8-megapixel (f/1.7, 1.22-micron)
Front flashNoLED--
Front autofocus---Yes
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.0Android 7.0
SkinMIUI 9.6---
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 5.00Yes, v 5.00Yes
NFCNoYesYesYes
InfraredNo-NoNo
USB OTGYesYesYesNo
USB Type-CNo--Yes
Micro-USBYes---
Headphones3.5mmNo-3.5mm
FMYes--No
Number of SIMs2221
Active 4G on both SIM cardsYes---
Wi-Fi Direct-YesYesNo
Mobile High-Definition Link (MHL)---No
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sensors
Face unlockYes---
3D face recognitionNo---
Fingerprint sensorYesYes-Yes
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeNoYesYesYes
Barometer--YesYes
Temperature sensor---No

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