All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 laptops

Lenovo ThinkPad R500 - NP77JCD vs Lenovo ThinkPad T400 P8700

Add a product
  • 99specifications compared
  • 15differ
  • 84identical
  • 28known for one product only

Key differences

  • Display diagonal
    • 39.1 cm (15.4")
    • 35.8 cm (14.1")
  • Display resolution
    • 1680 x 1050 pixels
    • 1440 x 900 pixels
  • Internal memory
    • 2 GB
    • 3 GB
  • Maximum internal memory
    • 4 GB
    • 8 GB
  • Total storage capacity
    • 320 GB
    • 250 GB
  • Discrete graphics card model
    • AMD Mobility Radeon HD 3470
    • Intel® GMA 4500MHD
  • Discrete graphics card memory
    • 0.125 GB
    • 0.25 GB
  • Ethernet LAN (RJ-45) ports
    • 1
    • 0

Side by side

Differences highlightedShow differences only
127 specifications
A

Lenovo

ThinkPad R500 - NP77JCDView product
B

Lenovo

ThinkPad T400 P8700View product
Display2 differ
Display diagonalDiffers39.1 cm (15.4")35.8 cm (14.1")
Display resolutionDiffers1680 x 1050 pixels1440 x 900 pixels
Display surfaceKnown for oneMatt
LED backlightKnown for oneYes
Processoridentical
Processor core voltage (AC)Known for one1.00 - 1.250 V
Memory2 differ
Internal memoryDiffers2 GB3 GB
Maximum internal memoryDiffers4 GB8 GB
Storage1 differ
Total storage capacityDiffers320 GB250 GB
Number of HDDs installedKnown for one1
Compatible memory cardsKnown for oneMMC, MS PRO, SD, xD
Graphics2 differ
Discrete graphics card modelDiffersAMD Mobility Radeon HD 3470Intel® GMA 4500MHD
Discrete graphics card memoryDiffers0.125 GB0.25 GB
Audioidentical
Number of built-in speakersKnown for one2
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Swivel webcamKnown for oneNo
Front cameraKnown for oneYes
Networkidentical
Networking featuresKnown for oneGigabit Ethernet
Wireless technologyKnown for one802.11 a/g/n
Cabling technologyKnown for one10/100/1000Base-T(X)
Bluetooth versionKnown for one2.1+EDR
Ports & interfaces5 differ
Ethernet LAN (RJ-45) portsDiffers10
Docking connectorDiffersYesNo
ExpressCard slotDiffersNoYes
CardBus PCMCIA slots quantityDiffers20
Modem (RJ-11) portsDiffers10
USB 1.1 ports quantityKnown for one0
Keyboard1 differ
Keyboard layoutDiffersQWERTYAZERTY
Softwareidentical
Operating system installedKnown for oneWindows XP Professional
Batteryidentical
Number of battery cellsKnown for one6
Battery life (max)Known for one5 h
Poweridentical
AC adapter input voltageKnown for one100 - 240 V
Securityidentical
Fingerprint readerKnown for oneYes
Weight & dimensions2 differ
WeightDiffers2.94 kg2.13 kg
WidthKnown for one358.6 mm
DepthKnown for one260 mm
HeightKnown for one38.5 mm
Dimensions (WxDxH)Differs358.6 x 260 x 38.5 mm335.3 x 238 x 27.6 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Remote control includedKnown for oneNo
Other featuresidentical
Modem speedKnown for one56 Kbit/s
Modem typeKnown for oneV.92
Power requirementsKnown for one100 - 240 V
Intel segment taggingKnown for oneHome office, 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.

More laptop comparisons

All laptop comparisons