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Product comparison · 2 laptops

Lenovo T440s Win7/Win8 US vs Lenovo X1 Carbon Win7/Win8 US

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  • 172specifications compared
  • 20differ
  • 152identical
  • 21known for one product only

Key differences

  • Product type
    • Laptop
    • Ultrabook
  • Display resolution
    • 1920 x 1080 pixels
    • 2560 x 1440 pixels
  • Internal memory
    • 12 GB
    • 8 GB
  • 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
  • Total storage capacity
    • 256 GB
    • 512 GB
  • SSD capacity
    • 256 GB
    • 512 GB

Side by side

Differences highlightedShow differences only
193 specifications
A

Lenovo

T440s Win7/Win8 USView product
B

Lenovo

X1 Carbon Win7/Win8 USView product
Design1 differ
Product typeDiffersLaptopUltrabook
Display1 differ
Display resolutionDiffers1920 x 1080 pixels2560 x 1440 pixels
Panel typeKnown for oneIPS
Display brightnessKnown for one300 cd/m²
HD typeKnown for oneFull HD
Memory4 differ
Internal memoryDiffers12 GB8 GB
Memory form factorDiffersOn-board + SO-DIMMOn-board
Memory layout (slots x size)Differs1 x 4 + 1 x 8 GB1 x 8 GB
Maximum internal memoryDiffers12 GB8 GB
Maximum internal memory (64-bit)Known for one8 GB
Memory slotsKnown for one1x SO-DIMM
Storage3 differ
Total storage capacityDiffers256 GB512 GB
SSD capacityDiffers256 GB512 GB
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
Network1 differ
Ethernet LANDiffersYesNo
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Near Field Communication (NFC)Known for oneYes
WWANKnown for oneInstalled
Ports & interfaces4 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
Thunderbolt 2 ports quantityKnown for one0
Performanceidentical
Motherboard chipsetKnown for oneIntel® QS77 Express
Keyboardidentical
Island-style keyboardKnown for oneYes
Full-size keyboardKnown for oneYes
Battery2 differ
Number of battery cellsDiffers3+34
Battery capacityDiffers47 Wh45 Wh
Battery life (max)Known for one8.6 h
Securityidentical
Cable lock slot typeKnown for oneKensington
Weight & dimensions3 differ
WeightDiffers1.5 kg1.27 kg
WidthDiffers332 mm331 mm
DepthDiffers227 mm226.5 mm
Height (front)Known for one1.32 cm
Height (rear)Known for one2 cm
HeightKnown for one22 mm
Packaging contentidentical
Power cord includedKnown for oneYes
Other features1 differ
Intel segment taggingDiffersHome office, Small BusinessEnterprise, Small Business

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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