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Product comparison · 2 laptops

Acer TravelMate 4720-6756 vs Lenovo ThinkPad T61 (8898-6DG)

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  • 104specifications compared
  • 28differ
  • 76identical
  • 23known for one product only

Key differences

  • Display resolution
    • 1280 x 800 pixels
    • 1024 x 768 pixels
  • Native aspect ratio
    • 16:10
    • 4:3
  • Processor model
    • T7300
    • T7250
  • Processor cache
    • 4 MB
    • 2 MB
  • Processor socket
    • PBGA479, PPGA478
    • Socket 478
  • Internal memory
    • 2 GB
    • 1 GB
  • Memory layout (slots x size)
    • 2 x 1 GB
    • 1 x 1 GB
  • Maximum internal memory
    • 2 GB
    • 4 GB

Side by side

Differences highlightedShow differences only
127 specifications
A

Acer

TravelMate 4720-6756View product
B

Lenovo

ThinkPad T61 (8898-6DG)View product
Display2 differ
Display resolutionDiffers1280 x 800 pixels1024 x 768 pixels
Native aspect ratioDiffers16:104:3
Processor3 differ
Processor modelDiffersT7300T7250
Processor cacheDiffers4 MB2 MB
Processor socketDiffersPBGA479, PPGA478Socket 478
SteppingKnown for oneM0
TcaseKnown for one68 °C
Memory3 differ
Internal memoryDiffers2 GB1 GB
Memory clock speedKnown for one667 MHz
Memory layout (slots x size)Differs2 x 1 GB1 x 1 GB
Maximum internal memoryDiffers2 GB4 GB
Storageidentical
HDD speedKnown for one5400 RPM
Optical drive typeKnown for oneDVD±RW
Audioidentical
Audio systemKnown for oneIntel HDA 24-bit
Speaker powerKnown for one2 W
Network2 differ
Networking featuresDiffersGigabit EthernetWLAN, Gigabit Ethernet
Wireless technologyDiffersIEEE 802.11a/g/nIntel 3945ABG
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers43
Firewire (IEEE 1394) portsDiffers10
ExpressCard slotDiffersNoYes
CardBus PCMCIA slots quantityDiffers10
CardBus PCMCIA slot typeDiffersType IINo
SmartCard slotDiffersYesNo
TV-outDiffersYesNo
TV-out typeKnown for oneS-Video
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard number of keysKnown for one88
Keyboard function keysKnown for one12
Software1 differ
Bundled softwareDiffersAcer Empowering Technology (eLock, eRecovery, eSettings Management, eNet, ePower, ePresentation), Acer Bio-Protection, Acer GridVista, Acer Launch Manager, Adobe Acrobat Reader, CyberLink PowerDVD, Norton Internet Security, NTI CD-Maker, NTI ShadowYes
Processor special features2 differ
Intel Enhanced Halt StateDiffersYesNo
Processor ARK IDDiffers2976031728
Processor codeKnown for oneSLA49
Idle StatesKnown for oneYes
Battery1 differ
Number of battery cellsDiffers96
Battery life (max)Known for one5.5 h
Security1 differ
Cable lock slot typeDiffersKensingtonIBM
Fingerprint readerKnown for oneYes
HDD user passwordKnown for oneYes
Password protection typeKnown for oneBIOS
Weight & dimensions3 differ
WeightDiffers2.5 kg2.35 kg
WidthDiffers331 mm313.4 mm
DepthDiffers248 mm255 mm
HeightKnown for one27.5 mm
Height (front)Known for one2.97 cm
Height (rear)Known for one4.11 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other features2 differ
Infrared data portDiffersYesNo
Modem typeDiffersITU V.92V.92
Wake-on-LAN readyKnown for oneYes
Wake-on-Ring readyKnown for oneYes

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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