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Product comparison · 2 tablets

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

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  • 77specifications compared
  • 36differ
  • 41identical
  • 59known 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 800 pixels
  • 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
  • Graphics & IMC lithography
    • 32 nm
    • 22 nm

Side by side

Differences highlightedShow differences only
136 specifications
A

Acer

Iconia A1-830 Intel Atom®

Model A1-830

View product
B

Acer

Iconia W4-821

Model W4-821

View product
Display2 differ
Display diagonalDiffers20.1 cm (7.9")20.3 cm (8")
Display resolutionDiffers1024 x 768 pixels1280 x 800 pixels
Touchscreen typeKnown for oneCapacitive
Native aspect ratioKnown for one4:3
Processor11 differ
Processor modelDiffersZ2560Z3740
Processor coresDiffers24
Processor boost frequencyDiffers1.6 GHz1.86 GHz
Processor frequencyKnown for one1.33 GHz
Processor cacheDiffers1 MB2 MB
Processor cache typeDiffersSmart CacheL2
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
Supported instruction setsKnown for oneSSE2, SSE3, SSSE3
Thermal Monitoring TechnologiesKnown for oneYes
UARTKnown for oneYes
Memory3 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDiffersDDR2-SDRAMLPDDR3-SDRAM
Maximum internal memoryDiffers1 GB2 GB
Storage3 differ
Internal storage capacityDiffers16 GB64 GB
Compatible memory cardsDiffersMicroSD (TransFlash), MicroSDHCMicroSD (TransFlash), MicroSDHC, MicroSDXC
Maximum memory card sizeDiffers32 GB64 GB
Graphicsidentical
Graphics cardKnown for oneHD Graphics
Audioidentical
Number of built-in speakersKnown for one2
Cameraidentical
Maximum video resolutionKnown for one1920 x 1080 pixels
Video recordingKnown for oneYes
Video recording modesKnown for one1080p
Front camera resolution (numeric)Known for one2 MP
Network2 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
3G standardsKnown for oneHSDPA, HSPA, HSPA+, HSUPA
Bluetooth versionDiffers3.0+HS4.0
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11b, 802.11g
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one0
Micro-USB 2.0 ports quantityKnown for one1
Micro HDMI ports quantityKnown for one1
Headphone outKnown for oneYes
Headphone connectivityKnown for one3.5 mm
Design1 differ
Product colourDiffersWhiteGrey
Performanceidentical
Assisted GPS (A-GPS)Known for oneYes
GLONASSKnown for oneYes
Sensorsidentical
AccelerometerKnown for oneYes
Ambient light sensorKnown for oneYes
GyroscopeKnown for oneYes
Orientation sensorKnown for oneYes
Proximity sensorKnown for oneYes
Electronic compassKnown for oneYes
Software2 differ
PlatformDiffersAndroidWindows
Operating system installedDiffersAndroidWindows 8.1
Processor special features2 differ
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 Smart Connect TechnologyKnown for oneNo
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® Rapid Start TechnologyKnown for oneNo
Intel® Secure KeyKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart Response TechnologyKnown for oneNo
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
Battery3 differ
Battery capacityDiffers4000 mAh18.6 Wh
Number of battery cellsDiffers12
Battery life (max)Differs7.5 h8 h
Continuous video playback time (max)Known for one8 h
Browsing time (Wi-Fi) (max)Known for one10 h
Poweridentical
AC adapter input voltageKnown for one100 - 240 V
AC adapter frequencyKnown for one50 - 60 Hz
Weight & dimensions4 differ
WidthDiffers138.4 mm218.9 mm
DepthDiffers203 mm134.9 mm
HeightDiffers8.2 mm10.8 mm
WeightDiffers380 g415 g
Packaging content1 differ
Cables includedDiffersYesAC
Other features2 differ
2G standardsKnown for oneEdge, GPRS
Intel® Virtualization Technology (Intel® VT)Known for oneVT-x
Processor socketDiffersFC-MB4760BGA 1380
Processor ARK IDDiffers7010176759

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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