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Product comparison · 2 laptops

Lenovo T440s Touch DOS CH vs Lenovo X1 Carbon Win8.1 US

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  • 171specifications compared
  • 26differ
  • 145identical
  • 19known for one product only

Key differences

  • Product type
    • Laptop
    • Ultrabook
  • Display resolution
    • 1920 x 1080 pixels
    • 2560 x 1440 pixels
  • Touchscreen
    • Yes
    • No
  • Internal memory
    • 12 GB
    • 8 GB
  • Internal memory type
    • DDR3-SDRAM
    • DDR3L-SDRAM
  • Memory form factor
    • On-board + SO-DIMM
    • On-board
  • Memory layout (slots x size)
    • 1 x 4 + 1 x 8 GB
    • 1 x 8 GB
  • Maximum internal memory
    • 12 GB
    • 8 GB

Side by side

Differences highlightedShow differences only
190 specifications
A

Lenovo

T440s Touch DOS CHView product
B

Lenovo

X1 Carbon Win8.1 USView product
Design1 differ
Product typeDiffersLaptopUltrabook
Display2 differ
Display resolutionDiffers1920 x 1080 pixels2560 x 1440 pixels
TouchscreenDiffersYesNo
HD typeKnown for oneFull HD
Touch technologyKnown for oneMulti-touch
Panel typeKnown for oneIPS
Display brightnessKnown for one300 cd/m²
Memory6 differ
Internal memoryDiffers12 GB8 GB
Internal memory typeDiffersDDR3-SDRAMDDR3L-SDRAM
Memory form factorDiffersOn-board + SO-DIMMOn-board
Memory layout (slots x size)Differs1 x 4 + 1 x 8 GB1 x 8 GB
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryDiffers12 GB8 GB
Maximum internal memory (64-bit)Differs12 GB8 GB
Storage3 differ
Total storage capacityDiffers256 GB512 GB
SSD capacityDiffers256 GB512 GB
SSD interfaceKnown for oneSATA III
Card reader integratedDiffersYesNo
Compatible memory cardsKnown for oneMMC, SD, SDHC, SDXC
Audioidentical
Speaker powerKnown for one2 W
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MP
Networkidentical
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers32
Ethernet LAN (RJ-45) portsDiffers10
HDMI ports quantityDiffers01
VGA (D-Sub) ports quantityDiffers10
SmartCard slotDiffersYesNo
Performance1 differ
Motherboard chipsetDiffersIntel SoCIntel® QS77 Express
Keyboard1 differ
Full-size keyboardKnown for oneYes
Keyboard layoutDiffersQWERTZQWERTY
Keyboard backlitKnown for oneYes
Island-style keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersFreeDOSWindows 8.1 Pro
Operating system architectureKnown for one64-bit
Battery3 differ
Number of battery cellsDiffers3+38
Battery capacityDiffers47 Wh45 Wh
Battery life (max)Differs6 h8.6 h
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions2 differ
WeightDiffers1.5 kg1.3 kg
WidthDiffers332 mm331 mm
HeightKnown for one22 mm
Height (front)Known for one1.6 cm
Height (rear)Known for one2.1 cm
Other features1 differ
Intel segment taggingDiffersHome office, Small BusinessEnterprise, Small Business

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