Samsung Galaxy A8s vs Samsung Galaxy A9 (2018) vs Samsung Galaxy A7 (2018) vs Samsung Galaxy S8 comparison

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key specs
Display6.20-inch6.30-inch6.00-inch5.80-inch
ProcessorQualcomm Snapdragon 710Qualcomm Snapdragon 6602.2GHz octa-coreSamsung Exynos 8895
Front Camera24-megapixel 24-megapixel 24-megapixel 8-megapixel
Rear Camera24-megapixel + 10-megapixel + 5-megapixel 24-megapixel + 10-megapixel + 8-megapixel + 5-megapixel 24-megapixel + 8-megapixel + 5-megapixel 12-megapixel
RAM6GB6GB4GB4GB
Storage128GB128GB64GB64GB
Battery Capacity3400mAh3800mAh3300mAh3000mAh
OSAndroidAndroid 8.0 OreoAndroid 8.0Android 7.0
Resolution1080x2340 pixels1080x2220 pixels1080x2220 pixels1440x2960 pixels
general
BrandSamsungSamsungSamsungSamsung
ModelGalaxy A8sGalaxy A9 (2018)Galaxy A7 (2018)Galaxy S8
Release dateDecember 1, 2018October 1, 2018September 1, 2018March 1, 2017
Launched in IndiaNo-YesYes
Form factorTouchscreenTouchscreen-Touchscreen
Width7.4---
Battery capacity (mAh)3400380033003000
ColoursBlack, Blue, Silver-Black, Blue, Gold, PinkMidnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold
Dimensions (mm)-162.50 x 77.00 x 7.80159.80 x 76.80 x 7.50148.90 x 68.10 x 8.00
Weight (g)-183.00168.00155.00
Removable battery--NoNo
Wireless charging--No-
Fast charging---Quick Charge 2.0
display
Screen size (inches)6.206.306.005.80
TouchscreenYesYesYesYes
Resolution1080x2340 pixels1080x2220 pixels1080x2220 pixels1440x2960 pixels
Aspect ratio19.5:9-18.5:918.5:9
Protection type---Gorilla Glass
Pixels per inch (PPI)---570
hardware
Processorocta-core (2x2.2GHz + 6x1.7GHz)octa-core (4x2.2GHz + 4x1.8GHz)2.2GHz octa-coreocta-core (4x2.35GHz + 4x1.9GHz)
Processor makeQualcomm Snapdragon 710Qualcomm Snapdragon 660-Samsung Exynos 8895
RAM6GB6GB4GB4GB
Internal storage128GB128GB64GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)-512512256
camera
Rear camera24-megapixel (f/1.7) + 10-megapixel (f/2.4) + 5-megapixel (f/2.2)24-megapixel (f/1.7) + 10-megapixel (f/2.4) + 8-megapixel (f/2.4) + 5-megapixel (f/2.0)24-megapixel (f/1.7) + 8-megapixel (f/2.4) + 5-megapixel (f/2.2)12-megapixel (f/1.7, 1.4-micron)
Front camera24-megapixel (f/2.0)24-megapixel (f/2.0)24-megapixel (f/2.0)8-megapixel (f/1.7, 1.22-micron)
Rear autofocus-YesYesPhase detection autofocus
Rear flash--YesDual LED
Front autofocus--NoYes
Front flash--Yes-
software
Operating systemAndroidAndroid 8.0 OreoAndroid 8.0Android 7.0
Skin-Samsung Experience UX--
connectivity
Wi-FiYesYesYesYes
GPSYesYesYesYes
BluetoothYesYes, v 5.00Yes, v 5.00Yes
NFCYesYesNoYes
USB Type-CYesYes-Yes
HeadphonesType-C3.5mm-3.5mm
Number of SIMs2221
Active 4G on both SIM cardsYes-Yes-
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
FM-NoYesNo
Infrared---No
USB OTG---No
Wi-Fi Direct---No
Mobile High-Definition Link (MHL)---No
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSM-GSM
3GYesYes-Yes
4G/ LTEYesYes-Yes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSM---
3GYesYes--
4G/ LTEYesYesYes-
sensors
Face unlockYesYesYes-
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes
Proximity sensor-YesYesYes
Barometer---Yes
Temperature sensor---No
ratings
Overall NDTV Rating-Read ReviewRead ReviewRead Review
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Value for Money Rating-

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