Samsung Galaxy Tab A 8.0 (2017) vs Acer Iconia One 8 (B1-820) vs Samsung Galaxy Tab4 7.0 LTE comparison

Compare Samsung Galaxy Tab A 8.0 (2017)
Compare Acer Iconia One 8 (B1-820)
Compare Samsung Galaxy Tab4 7.0 LTE
key specs
Display8.00-inch8.00-inch7.00-inch
Processor1.4GHz quad-coreIntel Atom1.2GHz quad-core
Front Camera5-megapixel0.3-megapixel1.3-megapixel
Resolution800x1280 pixels800x1280 pixels1280x800 pixels
RAM2GB1GB1GB
OSAndroid 7.1Android 5.0Android 4.4
Storage16GB16GB16GB
Rear Camera8-megapixel5-megapixel3-megapixel
Battery Capacity5000mAh4420mAh-
general
BrandSamsungAcerSamsung
ModelGalaxy Tab A 8.0 (2017)Iconia One 8 (B1-820)Galaxy Tab4 7.0 LTE
Release dateSeptember 1, 2017April 1, 2015April 1, 2014
Dimensions (mm)212.10 x 124.10 x 8.90127.70 x 213.90 x 9.50186.90 x 107.90 x 9.00
Weight (g)364.00355.00276.00
Battery capacity (mAh)50004420-
Removable batteryNoNoNo
ColoursBlack--
display
Screen size (inches)8.008.007.00
TouchscreenNoNoNo
Resolution800x1280 pixels800x1280 pixels1280x800 pixels
Pixels per inch (PPI)-180-
hardware
Processor1.4GHz quad-core1.83GHz quad-core1.2GHz quad-core
RAM2GB1GB1GB
Internal storage16GB16GB16GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256-64
Processor make-Intel Atom-
camera
Rear camera8-megapixel5-megapixel3-megapixel
Front camera5-megapixel0.3-megapixel1.3-megapixel
Rear flashYes-No
software
Operating systemAndroid 7.1Android 5.0Android 4.4
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/n802.11 b/g/n802.11 a/b/g/n
GPSYesNoNo
BluetoothYesYesYes
Bluetooth version4.204.00-
NFCNoNoNo
InfraredNoNoNo
USB OTGNoNoNo
Headphones3.5mm3.5mm3.5mm
FMNoNoNo
Number of SIMs111
Wi-Fi DirectYesNoNo
Mobile High-Definition Link (MHL)NoNoNo
sim 1
SIM TypeNano-SIM-Micro-SIM
GSM/CDMAGSM-GSM
3GYesNoYes
4G/ LTEYesNoNo
sensors
Compass/ MagnetometerNoYesNo
Proximity sensorNoNoYes
AccelerometerYesNoYes
Ambient light sensorNoYesYes
GyroscopeNoYesNo
BarometerNoNoNo
Temperature sensorNoNoNo

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