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Product comparison · 2 tablets

Acer Iconia A8-21M-A3ES Allwinner vs Samsung Galaxy Tab 4 SM-T331N

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  • 23specifications compared
  • 16differ
  • 7identical
  • 51known for one product only

Key differences

The Acer Iconia A8-21M-A3ES Allwinner has 4 more processor cores than the Samsung Galaxy Tab 4 SM-T331N (8 vs 4). The Acer Iconia A8-21M-A3ES Allwinner has 0.8 GHz more processor frequency than the Samsung Galaxy Tab 4 SM-T331N (2 GHz vs 1.2 GHz). The Acer Iconia A8-21M-A3ES Allwinner has 2.5 GB more internal memory than the Samsung Galaxy Tab 4 SM-T331N (4 GB vs 1.5 GB). Only the Samsung Galaxy Tab 4 SM-T331N has mobile network connection. Display diagonal: 21.8 cm (8.6") on the Acer Iconia A8-21M-A3ES Allwinner, 20.3 cm (8") on the Samsung Galaxy Tab 4 SM-T331N.

  • Display diagonal
    • 21.8 cm (8.6")
    • 20.3 cm (8")
  • Panel type
    • IPS
    • TFT
  • Processor cores
    • 8
    • 4
  • Processor frequency
    • 2 GHz
    • 1.2 GHz
  • Internal memory
    • 4 GB
    • 1.5 GB
  • Internal storage capacity
    • 64 GB
    • 16 GB
  • Storage media
    • eMMC
    • Flash
  • Rear camera resolution (numeric)
    • 8 MP
    • 3 MP

Side by side

Differences highlightedShow differences only
74 specifications
A

Acer

Iconia A8-21M-A3ES Allwinner

Model A8-21M-A3ES

View product
B

Samsung

Galaxy Tab 4 SM-T331N

Model SM-T331N

View product
Display2 differ
Display diagonalDiffers21.8 cm (8.6")20.3 cm (8")
Panel typeDiffersIPSTFT
Display resolution1280 x 800 pixels1280 x 800 pixels
LED backlightKnown for oneYes
Touch technologyKnown for oneMulti-touch
Touchscreen typeKnown for oneCapacitive
Display number of coloursKnown for one16.78 million colours
HD typeKnown for oneWXGA
Processor2 differ
Processor coresDiffers84
Processor frequencyDiffers2 GHz1.2 GHz
Processor manufacturerKnown for oneAllwinner Technology
Processor familyKnown for oneAllwinner
Processor modelKnown for oneA537
Memory1 differ
Internal memoryDiffers4 GB1.5 GB
Internal memory typeKnown for oneLPDDR4-SDRAM
Storage2 differ
Internal storage capacityDiffers64 GB16 GB
Storage mediaDifferseMMCFlash
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Maximum memory card sizeKnown for one64 GB
Audioidentical
Built-in speaker(s)Known for oneYes
Built-in microphoneKnown for oneYes
Camera2 differ
Rear camera typeSingle cameraSingle camera
Rear cameraKnown for oneYes
Rear camera resolution (numeric)Differs8 MP3 MP
Video recordingKnown for oneYes
Front cameraYesYes
Front camera resolution (numeric)Differs5 MP1.3 MP
Network2 differ
Mobile network connectionDiffersNoYes
Mobile network generationKnown for one3G
3G standardsKnown for oneUMTS
BluetoothYesYes
Bluetooth versionKnown for one4.0
Top Wi-Fi standardDiffersWi-Fi 6 (802.11ax)Wi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g
Near Field Communication (NFC)Known for oneNo
Wi-Fi DirectKnown for oneYes
Ports & interfacesidentical
Micro-USB 2.0 ports quantityKnown for one1
Microphone inKnown for oneYes
Headphone outKnown for oneYes
Headphone connectivityKnown for one3.5 mm
Messagingidentical
E-mailKnown for oneYes
Design1 differ
Form factorSlateSlate
Product colourDiffersSilverBlack
Device typeMobile tabletMobile tablet
Colour nameKnown for oneVapor Silver
Performanceidentical
Position locationKnown for oneYes
GLONASSKnown for oneYes
GPS (satellite)Known for oneYes
Personal info management (PIM)Known for oneCalculator, Calendar, Notes
Google applicationsKnown for oneGoogle Maps, Google Play
Sensorsidentical
AccelerometerKnown for oneYes
Softwareidentical
PlatformAndroidAndroid
Batteryidentical
Battery capacityKnown for one4450 mAh
Continuous video playback time (max)Known for one11 h
Continuous audio playback timeKnown for one132 h
Browsing time (Wi-Fi) (max)Known for one12 h
Browsing time (3G) (max)Known for one10 h
Talk time (3G) (max)Known for one34 h
Battery technologyKnown for oneLithium
Number of battery cellsKnown for one2
Media formatsidentical
Audio formats supportedKnown for one3GA, AAC, AMR, AWB, FLAC, IMY, M4A, MIDI, MP3, MXMF, OGA, OGG, OTA, RTX, WAV, WMA, XMF
Video formats supportedKnown for one3G2, 3GP, ASF, AVI, FLV, M4V, MKV, MP4, WMV
Weight & dimensions4 differ
WidthDiffers216.2 mm124 mm
DepthDiffers130 mm7.9 mm
HeightDiffers7.9 mm210 mm
WeightDiffers410 g323 g
Packaging contentidentical
Keyboard includedKnown for oneNo
Quick start guideKnown for oneYes
AC adapter includedKnown for oneNo
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Other featuresidentical
2G standardsKnown for oneGSM
Wi-FiKnown for oneYes
Poweridentical
USB Type-C charging portKnown for oneYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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