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Samsung Galaxy Tab S 10.5"Galaxy Tab S 8.4"
Operating SystemAndroid Kitkat 4.4.2Android Kitkat 4.4.2
Battery
RemovableNoNo
Battery capacity7,900 mAh4,900 mAh
Interface
Hardware keyboard- No (available as accessory)- No (available as accessory)
Screen size10.5 in8.4 ”
Screen resolution2560x1600(WQXGA) Super AMOLED2560x1600(WQXGA) Super AMOLED
Touch screenYesYes
Storage
Built-in memory
External memoryYes Expandable up to 128gb MicroSDYes Expandable up to 128gb MicroSD
Connectivity
Wi-FiYes WiFi 802.11 a/b/g/n/ac MIMOYes WiFi 802.11 a/b/g/n/ac MIMO
Bluetooth®Yes Bluetooth 4.0Yes Bluetooth 4.0
3GYesYes
4G LTEYesYes
Camera
Rear cameraYes 8M w/ Flash LEDYes 8M w/ Flash LED + 2.1M Full HD
Front cameraYes 2.1M Full HDYes 2.1M Full HD
AutofocusYesYes
FlashYesYes
Video recordingYesYes
Video callYesYes
Sensors
AccelerometerYesYes
BarometerYesYes
MagnetometerYesYes
GyroscopeYesYes
Proximity sensorYesYes
GPSYesYes
Product details
ProcessorQualcomm Snapdragon 800 2.3 GHz QuadcoreQualcomm Snapdragon 800 2.3 GHz Quadcore
RAM3 gb RAM3 gb RAM
Radio frequency bandsLTE : 800/ 900/ 1800/ 2600+850/ 2100; 3G : 850/ 900/ 1900/ 2100; 2G : 850/ 900/ 1800/ 1900LTE : 800/ 900/ 1800/ 2600+850/ 2100; 3G : 850/ 900/ 1900/ 2100; 2G : 850/ 900/ 1800/ 1900