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Product comparison · 2 tablets

Acer Iconia A1-830 Intel Atom® vs Acer Iconia W4-821P

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  • 69specifications compared
  • 38differ
  • 31identical
  • 44known for one product only

Key differences

  • Display diagonal
    • 20.1 cm (7.9")
    • 20.3 cm (8")
  • Display resolution
    • 1024 x 768 pixels
    • 1280 x 768 pixels
  • Native aspect ratio
    • 4:3
    • 16:10
  • Processor model
    • Z2560
    • Z3740
  • Processor cores
    • 2
    • 4
  • Processor boost frequency
    • 1.6 GHz
    • 1.86 GHz
  • Processor cache
    • 1 MB
    • 2 MB
  • Processor cache type
    • Smart Cache
    • L2

Side by side

Differences highlightedShow differences only
113 specifications
A

Acer

Iconia A1-830 Intel Atom®

Model A1-830

View product
B

Acer

Iconia W4-821P

Model W4-821P

View product
Display3 differ
Display diagonalDiffers20.1 cm (7.9")20.3 cm (8")
Display resolutionDiffers1024 x 768 pixels1280 x 768 pixels
Display technologyKnown for oneLCD
LED backlightYesYes
Native aspect ratioDiffers4:316:10
Panel typeKnown for oneIPS
Touch technologyKnown for oneMulti-touch
Processor11 differ
Processor manufacturerIntelIntel
Processor familyIntel Atom®Intel Atom®
Processor modelDiffersZ2560Z3740
Processor coresDiffers24
Processor threads44
Processor boost frequencyDiffers1.6 GHz1.86 GHz
Processor frequencyKnown for one1.33 GHz
Processor cacheDiffers1 MB2 MB
Processor cache typeDiffersSmart CacheL2
Conflict-Free processorYesYes
Graphics & IMC lithographyDiffers32 nm22 nm
Processor codeDiffersSR145SR1M5
Processor codenameKnown for oneBay Trail
Processor lithographyDiffers32 nm22 nm
Processor operating modesDiffers32-bit32-bit, 64-bit
Processor package sizeDiffers14 x 14 mm17 x 17 mm
Processor seriesKnown for oneIntel Atom Z3700 Series
Scenario Design Power (SDP)Known for one2 W
SteppingDiffersB1B2
Thermal Design Power (TDP)Known for one2 W
Tjunction90 °C90 °C
Supported instruction setsKnown for oneSSE2, SSE3, SSSE3
Thermal Monitoring TechnologiesKnown for oneYes
UARTKnown for oneYes
Memory3 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Maximum internal memoryDiffers1 GB2 GB
Storage3 differ
Internal storage capacityDiffers16 GB64 GB
Storage mediaDiffersFlashSSD
Card reader integratedYesYes
Compatible memory cardsDiffersMicroSD (TransFlash), MicroSDHCMicroSD (TransFlash)
Maximum memory card sizeKnown for one32 GB
Graphicsidentical
Graphics card familyIntelIntel
Graphics cardKnown for oneHD Graphics
Audioidentical
Built-in speaker(s)YesYes
Built-in microphoneYesYes
Cameraidentical
Rear camera typeSingle cameraSingle camera
Rear cameraYesYes
Front cameraYesYes
Network1 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
BluetoothDiffersYesNo
Top Wi-Fi standardWi-Fi 4 (802.11n)Wi-Fi 4 (802.11n)
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANNoNo
Bluetooth versionKnown for one3.0+HS
Ports & interfaces3 differ
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity00
HDMI ports quantity00
Ethernet LAN (RJ-45) ports00
Microphone inDiffersNoYes
SmartCard slotNoNo
Headphone outKnown for oneYes
Combo headphone/mic portDiffersNoYes
DC-in jackDiffersNoYes
Design1 differ
Form factorSlateSlate
Product colourDiffersWhiteSilver
Device typeMobile tabletMobile tablet
Performance2 differ
Position locationDiffersYesNo
GPS (satellite)DiffersYesNo
Securityidentical
Fingerprint readerNoNo
Software2 differ
PlatformDiffersAndroidWindows
Operating system installedDiffersAndroidWindows 8.1 Pro
Operating system architectureKnown for one32-bit
Operating system versionKnown for one8.1 Pro
Processor special features2 differ
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyDiffersYesNo
Intel 64Known for oneYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Secure Key Technology versionKnown for one1.00
Intel Virtualization Technology (VT-x)YesYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® Insider™Known for oneYes
Intel® Quick Sync Video TechnologyKnown for oneYes
Intel® Secure KeyKnown for oneYes
Intel® Turbo Boost TechnologyNoNo
Intel® Wireless Display (Intel® WiDi)Known for oneYes
Idle StatesKnown for oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel Smart Idle TechnologyKnown for oneYes
Intel Smart Idle Technology versionKnown for one1.00
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Physical Address Extension (PAE)Known for oneYes
Batteryidentical
Battery technologyLithium Polymer (LiPo)Lithium Polymer (LiPo)
Battery capacityKnown for one4000 mAh
Number of battery cellsKnown for one1
Battery life (max)Known for one7.5 h
Weight & dimensions4 differ
WidthDiffers138.4 mm219 mm
DepthDiffers203 mm10.8 mm
HeightDiffers8.2 mm135 mm
WeightDiffers380 g415 g
Packaging content1 differ
AC adapter includedYesYes
Keyboard includedNoNo
Bag includedKnown for oneNo
Cables includedDiffersYesUSB
Quick start guideKnown for oneYes
Other features2 differ
Docking connectorNoNo
Full HDKnown for oneNo
Processor socketDiffersFC-MB4760BGA 1380
Wi-FiYesYes
Processor ARK IDDiffers7010176759
Poweridentical
AC adapter powerKnown for one10 W

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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