Samsung Galaxy S8 vs Microsoft Lumia 640 XL LTE vs Samsung Galaxy S6 Active vs Samsung Galaxy S7 comparison

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ratings
Overall NDTV RatingRead Review--Read Review
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display5.80-inch5.70-inch5.10-inch5.10-inch
Processorocta-core 1.2GHz quad-core1.5GHz octa-core1.6GHz octa-core
Front Camera8-megapixel 5-megapixel5-megapixel5-megapixel
Resolution1440x2960 pixels720x1280 pixels1440x2560 pixels1440x2560 pixels
RAM4GB1GB3GB4GB
OSAndroid 7.0Windows Phone 8.1Android 5.0.2Android 6.0
Storage64GB8GB32GB32GB
Rear Camera12-megapixel 13-megapixel16-megapixel12-megapixel
Battery Capacity3000mAh3120mAh3500mAh3000mAh
general
Release dateMarch 2017March 2015June 2015February 2016
Launched in IndiaYes---
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)148.90 x 68.10 x 8.00157.90 x 81.50 x 9.00-142.40 x 69.60 x 7.90
Weight (g)155.00171.00-152.00
Battery capacity (mAh)3000312035003000
Removable batteryNoYesNoNo
Fast chargingQuick Charge 2.0---
ColoursMidnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold-Camo White, Camo Blue-
display
Screen size (inches)5.805.705.105.10
TouchscreenYesYesYesYes
Resolution1440x2960 pixels720x1280 pixels1440x2560 pixels1440x2560 pixels
Protection typeGorilla Glass---
Aspect ratio18.5:9---
Pixels per inch (PPI)570259577577
hardware
Processorocta-core (4x2.35GHz + 4x1.9GHz)1.2GHz quad-core1.5GHz octa-core1.6GHz octa-core
Processor makeSamsung Exynos 8895Qualcomm Snapdragon 400Samsung Exynos 7420-
RAM4GB1GB3GB4GB
Internal storage64GB8GB32GB32GB
Expandable storageYesYesNoYes
Expandable storage typemicroSDmicroSD-microSD
Expandable storage up to (GB)256128-200
camera
Rear camera12-megapixel (f/1.7, 1.4-micron)13-megapixel16-megapixel12-megapixel
Rear autofocusPhase detection autofocus---
Rear flashDual LEDLEDLEDYes
Front camera8-megapixel (f/1.7, 1.22-micron)5-megapixel5-megapixel5-megapixel
Front autofocusYes---
software
Operating systemAndroid 7.0Windows Phone 8.1Android 5.0.2Android 6.0
Skin--TouchWiz UI-
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n802.11 b/g/n802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYesYes, v 4.00Yes, v 4.10Yes, v 4.20
NFCYesYesNoYes
InfraredNoNoNoNo
USB OTGNoNoNoYes
USB Type-CYes---
Headphones3.5mm3.5mm3.5mm3.5mm
FMNoYesNoNo
Number of SIMs1112
sim 1
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
SIM Type-Micro-SIMRegular-
sensors
Fingerprint sensorYes---
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesNoYesYes
BarometerYesNoNoYes
Temperature sensorNoNoNoNo
sim 2
GSM/CDMA---GSM
3G---Yes
4G/ LTE---Yes