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Product comparison · 2 tablets

Acer CBT MDK-520 8/128 TCH CHR vs Acer Iconia X12-21M-84XT Mediatek

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  • 32specifications compared
  • 20differ
  • 12identical
  • 47known for one product only

Key differences

The Acer Iconia X12-21M-84XT Mediatek has 128 GB more internal storage capacity than the Acer CBT MDK-520 8/128 TCH CHR (256 GB vs 128 GB). The Acer Iconia X12-21M-84XT Mediatek has 1 more microphones than the Acer CBT MDK-520 8/128 TCH CHR (2 vs 1). The Acer Iconia X12-21M-84XT Mediatek has 8 MP more rear camera resolution (numeric) than the Acer CBT MDK-520 8/128 TCH CHR (13 MP vs 5 MP). Only the Acer Iconia X12-21M-84XT Mediatek has AC adapter included. Display diagonal: 27.9 cm (11") on the Acer CBT MDK-520 8/128 TCH CHR, 32 cm (12.6") on the Acer Iconia X12-21M-84XT Mediatek.

  • Display diagonal
    • 27.9 cm (11")
    • 32 cm (12.6")
  • Panel type
    • IPS
    • OLED
  • Display resolution
    • 1920 x 1200 pixels
    • 2560 x 1600 pixels
  • HD type
    • WUXGA
    • WQXGA
  • Processor family
    • MediaTek Kompanio
    • Mediatek
  • Processor model
    • 520
    • MT8781
  • Internal storage capacity
    • 128 GB
    • 256 GB
  • Storage media
    • eMMC
    • UFS

Side by side

Differences highlightedShow differences only
79 specifications
A

Acer

CBT MDK-520 8/128 TCH CHRView product
B

Acer

Iconia X12-21M-84XT Mediatek

Model X12-21M-84XT

View product
Display4 differ
Display diagonalDiffers27.9 cm (11")32 cm (12.6")
Panel typeDiffersIPSOLED
Display resolutionDiffers1920 x 1200 pixels2560 x 1600 pixels
Display technology marketing nameKnown for oneCineCrystal
HD typeDiffersWUXGAWQXGA
Native aspect ratioKnown for one16:10
LED backlightKnown for oneYes
Processor2 differ
Processor manufacturerMediaTekMediaTek
Processor familyDiffersMediaTek KompanioMediatek
Processor modelDiffers520MT8781
Processor coresKnown for one8
Processor boost frequencyKnown for one2.2 GHz
Processor frequencyKnown for one2 GHz
Memoryidentical
Internal memory8 GB8 GB
Internal memory typeLPDDR4x-SDRAMLPDDR4x-SDRAM
Maximum internal memoryKnown for one8 GB
Storage2 differ
Internal storage capacityDiffers128 GB256 GB
Storage mediaDifferseMMCUFS
Card reader integratedYesYes
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Maximum memory card sizeKnown for one1 TB
Audio1 differ
Number of built-in speakers22
Number of microphonesDiffers12
Camera1 differ
Rear camera typeSingle cameraSingle camera
Rear camera resolution (numeric)Differs5 MP13 MP
Front cameraYesYes
Front camera resolution (numeric)Known for one5 MP
Rear camera resolutionKnown for one2600 x 1952 pixels
Network1 differ
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.2
Top Wi-Fi standardDiffersWi-Fi 6 (802.11ax)Wi-Fi 5 (802.11ac)
Mobile network connectionKnown for oneNo
Mobile network generationKnown for oneNot supported
Wi-Fi standardsKnown for oneWi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac)
Ethernet LANKnown for oneNo
Ports & interfacesidentical
USB 2.0 Type-C ports quantityKnown for one1
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one1
HDMI ports quantityKnown for one0
Combo headphone/mic portKnown for oneYes
Design1 differ
Form factorDiffersSlateSlider
Product colourKnown for oneBlack
Device typeTablet PCTablet PC
Software2 differ
PlatformDiffersChromeOSAndroid
Operating system installedDiffersChromeOSAndroid 15
Battery1 differ
Battery includedKnown for oneYes
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Battery capacityDiffers29.65 Wh20 Wh
Number of battery cells22
Battery voltageKnown for one3.8 V
Poweridentical
USB Type-C charging portYesYes
USB Type-C required charging power (max)Known for one65 W
USB Type-C required charging power (min)Known for one65 W
Enduranceidentical
Energy efficiency classKnown for oneF
Energy efficiency scaleKnown for oneA to G
Repeated free fall reliability classKnown for oneE
Repairability classKnown for oneC
International Protection (IP) codeKnown for oneIP42
Weight & dimensions4 differ
WidthDiffers267.2 mm286.2 mm
DepthDiffers173.9 mm184.4 mm
HeightDiffers9 mm6.5 mm
WeightDiffers610 g500 g
Packaging content1 differ
AC adapter includedDiffersNoYes
Keyboard includedYesYes
Cables includedKnown for oneAC
Stylus penKnown for oneYes
Stylus pen typeKnown for oneActive
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 35 °C
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)Known for one20 - 80%
Storage relative humidity (H-H)Known for one20 - 80%
Neural processor unit (NPU)identical
Copilot+ PCKnown for oneNo
Performanceidentical
RefurbishedKnown for oneNo
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
Numeric keypadKnown for oneNo
Total storage capacityKnown for one128 GB
Technical detailsidentical
On-board graphics card modelKnown for oneMediaTek Integrated Graphics
TouchscreenKnown for oneYes

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