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Product comparison · 2 laptops

Acer eMachines E525-902G16Mi vs Lenovo ThinkPad T400s + ThinkPad Mini Dock Series 3

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  • 99specifications compared
  • 38differ
  • 61identical
  • 23known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 35.8 cm (14.1")
  • Display resolution
    • 1366 x 768 pixels
    • 1440 x 900 pixels
  • Native aspect ratio
    • 16:9
    • 16:10
  • Processor family
    • Intel® Celeron®
    • Intel® Core™2 Duo
  • Processor model
    • 900
    • SP9400
  • Processor cores
    • 1
    • 2
  • Processor threads
    • 1
    • 2
  • Processor frequency
    • 2.2 GHz
    • 2.4 GHz

Side by side

Differences highlightedShow differences only
122 specifications
A

Acer

eMachines E525-902G16MiView product
B

Lenovo

ThinkPad T400s + ThinkPad Mini Dock Series 3View product
Display3 differ
Display diagonalDiffers39.6 cm (15.6")35.8 cm (14.1")
Display resolutionDiffers1366 x 768 pixels1440 x 900 pixels
Native aspect ratioDiffers16:916:10
Display brightnessKnown for one220 cd/m²
Processor10 differ
Processor familyDiffersIntel® Celeron®Intel® Core™2 Duo
Processor modelDiffers900SP9400
Processor coresDiffers12
Processor threadsDiffers12
Processor frequencyDiffers2.2 GHz2.4 GHz
Processor cacheDiffers1 MB6 MB
Processor front side busDiffers800 MHz1066 MHz
Processor socketDiffersLGA 3647 (Socket P)BGA 956
Processor seriesDiffersIntel Celeron Processor 900 Series for MobileIntel Core 2 Duo SP9000 Series
Thermal Design Power (TDP)Differs35 W25 W
TjunctionKnown for one105 °C
CPU multiplier (bus/core ratio)Known for one9
SteppingKnown for oneR0
TcaseKnown for one105 °C
Memory3 differ
Internal memoryDiffers2 GB4 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Memory clock speedKnown for one1066 MHz
Memory layout (slots x size)Known for one2 x 2 GB
Maximum internal memoryDiffers4 GB8 GB
Storage2 differ
Total storage capacityDiffers160 GB128 GB
Card reader integratedDiffersYesNo
HDD interfaceKnown for oneSATA
Compatible memory cardsKnown for oneMMC, MS PRO, SD, xD
Audioidentical
Speaker powerKnown for one2 W
Number of built-in speakersKnown for one2
Network3 differ
Networking featuresDiffersEthernet, Fast EthernetGigabit Ethernet
Wireless technologyDiffersIEEE 802.11b/gIEEE 802.11a/g/n
BluetoothDiffersNoYes
Ports & interfaces4 differ
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
SmartCard slotDiffersYesNo
Modem (RJ-11) portsDiffers01
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Software1 differ
Operating system installedDiffersWindows Vista Home BasicWindows Vista Business
Processor special features5 differ
Enhanced Intel SpeedStep TechnologyDiffersNoYes
Idle StatesKnown for oneNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Processor ARK IDDiffers4149836693
Processor package sizeDiffers35 x 35 mm22 x 22 mm
Battery1 differ
Battery life (max)Differs3 h5.5 h
Security1 differ
Cable lock slot typeDiffersKensingtonIBM
Fingerprint readerKnown for oneYes
HDD user passwordKnown for oneYes
Weight & dimensions3 differ
WeightDiffers2.7 kg1.63 kg
WidthDiffers372.3 mm335 mm
DepthDiffers246.5 mm238 mm
HeightKnown for one32 mm
Height (front)Known for one2.68 cm
Height (rear)Known for one3.96 cm
Other features1 differ
Internal modemDiffersNoYes
Modem speedKnown for one56 Kbit/s
Modem typeKnown for oneV.90
Intel segment taggingKnown for oneHome office, Small Business
Wake-on-LAN readyKnown for oneYes
Cameraidentical
Front cameraKnown for oneNo
Performanceidentical
Motherboard chipsetKnown for oneIntel® GL40 Express

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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