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Product comparison · 2 tablets

Dell 7 3740 vs Dell 8 3840

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  • 92specifications compared
  • 9differ
  • 83identical
  • 6known for one product only

Key differences

  • Display diagonal
    • 17.8 cm (7")
    • 20.3 cm (8")
  • Display resolution
    • 1280 x 800 pixels
    • 1920 x 1200 pixels
  • Processor model
    • Z3460
    • Z3480
  • Processor frequency
    • 1.6 GHz
    • 2.13 GHz
  • Front camera resolution (numeric)
    • 1 MP
    • 2 MP
  • Intel® Wireless Display (Intel® WiDi)
    • No
    • Yes
  • Width
    • 118 mm
    • 130 mm
  • Height
    • 193 mm
    • 216 mm

Side by side

Differences highlightedShow differences only
98 specifications
A

Dell

7 3740View product
B

Dell

8 3840View product
Display2 differ
Display diagonalDiffers17.8 cm (7")20.3 cm (8")
Panel typeIPSIPS
Display resolutionDiffers1280 x 800 pixels1920 x 1200 pixels
LED backlightYesYes
Touch technologyMulti-touchMulti-touch
Touchscreen typeCapacitiveCapacitive
Native aspect ratioKnown for one16:10
Processor2 differ
Processor manufacturerIntelIntel
Processor familyIntel Atom®Intel Atom®
Processor modelDiffersZ3460Z3480
Processor cores22
Processor threads22
Processor frequencyDiffers1.6 GHz2.13 GHz
Processor cache1 MB1 MB
Processor cache typeSmart CacheSmart Cache
Conflict-Free processorYesYes
Processor lithography22 nm22 nm
Processor operating modes32-bit, 64-bit32-bit, 64-bit
Processor package size12 x 12 mm12 X 12 mm
Supported instruction setsAES, SSE2, SSE3, SSE4.1, SSE4.2, SSSE3AES, SSE2, SSE3, SSE4.1, SSE4.2, SSSE3
Thermal Monitoring TechnologiesYesYes
Tjunction90 °C90 °C
UARTYesYes
Memoryidentical
Internal memory1 GB1 GB
Internal memory typeLPDDR3-SDRAMLPDDR3-SDRAM
Maximum internal memoryKnown for one2 GB
Storageidentical
Internal storage capacity16 GB16 GB
Storage mediaFlashFlash
Card reader integratedYesYes
Compatible memory cardsMicroSD (TransFlash), MicroSDHC, MicroSDXCMicroSD (TransFlash), MicroSDHC, MicroSDXC
Maximum memory card size64 GB64 GB
Graphicsidentical
Graphics card familyIntelIntel
Graphics cardHD GraphicsHD Graphics
Audioidentical
Built-in speaker(s)YesYes
Built-in microphoneYesYes
Audio systemKnown for oneWaves MaxxAudio
Camera1 differ
Rear camera typeSingle cameraSingle camera
Rear cameraYesYes
Rear camera resolution (numeric)5 MP5 MP
Video recordingYesYes
Front cameraYesYes
Front camera resolution (numeric)Differs1 MP2 MP
Networkidentical
BluetoothYesYes
Bluetooth version4.04.0
Top Wi-Fi standardWi-Fi 5 (802.11ac)Wi-Fi 5 (802.11ac)
Wi-Fi standards802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfacesidentical
USB 2.0 ports quantity00
Micro-USB 2.0 ports quantity11
Mobile High-Definition Link (MHL)NoNo
HDMI ports quantity00
Microphone inNoNo
Headphone outNoNo
Headphone connectivityKnown for one3.5 mm
Combo headphone/mic portYesYes
Designidentical
Form factorSlateSlate
Product colourBlackBlack
Device typeMobile tabletMobile tablet
Performanceidentical
Position locationNoNo
GPS (satellite)NoNo
Softwareidentical
PlatformAndroidAndroid
Operating system installedAndroidAndroid
Operating system version4.4 KitKat4.4 KitKat
Processor special features1 differ
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Smart Connect TechnologyNoNo
Intel Smart Idle TechnologyYesYes
Intel Virtualization Technology (VT-x)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)NoNo
Intel® Identity Protection Technology (Intel® IPT)NoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Rapid Start TechnologyNoNo
Intel® Secure KeyYesYes
Intel® Small Business Advantage (Intel® SBA)NoNo
Intel® Smart Response TechnologyNoNo
Intel® Turbo Boost TechnologyNoNo
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Physical Address Extension (PAE)YesYes
Batteryidentical
Battery capacity17.29 Wh17.29 Wh
Number of battery cells11
Poweridentical
AC adapter power10 W10 W
Weight & dimensions3 differ
WidthDiffers118 mm130 mm
Depth8.95 mm8.95 mm
HeightDiffers193 mm216 mm
WeightDiffers290 g338 g
Packaging contentidentical
AC adapter includedYesYes
Keyboard includedNoNo
ManualYesYes
Quick start guideKnown for oneYes
Other featuresidentical
64-bit computingYesYes
Intel® Virtualization Technology (Intel® VT)VT-xVT-x
MiracastYesYes
Wi-FiYesYes
Processor ARK IDKnown for one70102

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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