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Product comparison · 2 laptops

Acer Extensa 4220-051G08Mi vs Acer TravelMate 7520-402G32MI

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  • 58specifications compared
  • 19differ
  • 39identical
  • 14known for one product only

Key differences

  • Display diagonal
    • 35.8 cm (14.1")
    • 43.2 cm (17")
  • Display resolution
    • 1280 x 800 pixels
    • 1440 x 900 pixels
  • Processor frequency
    • 1.73 GHz
    • 1.9 GHz
  • Internal memory
    • 1 GB
    • 2 GB
  • Memory layout (slots x size)
    • 2 x 0.5 GB
    • 2 x 1 GB
  • Total storage capacity
    • 80 GB
    • 320 GB
  • Discrete graphics card model
    • Intel® GMA X3100
    • AMD Radeon Xpress 1250
  • Maximum graphics card memory
    • 0.252 GB
    • 0.384 GB

Side by side

Differences highlightedShow differences only
72 specifications
A

Acer

Extensa 4220-051G08MiView product
B

Acer

TravelMate 7520-402G32MIView product
Display2 differ
Display diagonalDiffers35.8 cm (14.1")43.2 cm (17")
Display resolutionDiffers1280 x 800 pixels1440 x 900 pixels
Native aspect ratio16:1016:10
Processor1 differ
Processor manufacturerKnown for oneIntel
Processor familyKnown for oneIntel® Celeron® M
Processor frequencyDiffers1.73 GHz1.9 GHz
Processor cacheKnown for one1 MB
Processor cache typeKnown for oneL2
Processor front side busKnown for one533 MHz
Processor modelKnown for oneTL-58
Memory2 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory layout (slots x size)Differs2 x 0.5 GB2 x 1 GB
Maximum internal memoryKnown for one4 GB
Storage1 differ
Total storage capacityDiffers80 GB320 GB
HDD interfaceSATASATA
Optical drive typeDVD±RWDVD±RW
HDD speedKnown for one5400 RPM
Graphics2 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersIntel® GMA X3100AMD Radeon Xpress 1250
Maximum graphics card memoryDiffers0.252 GB0.384 GB
Audio1 differ
Audio systemDiffersHigh Definition AudioMS-Sound
Number of built-in speakers22
Cameraidentical
Front cameraKnown for oneNo
Front camera resolution (numeric)Known for one0.3 MP
Network1 differ
Networking featuresGigabit EthernetGigabit Ethernet
Wireless technologyIEEE 802.11b/gIEEE 802.11b/g
BluetoothDiffersNoYes
Bluetooth versionKnown for one2.0+EDR
Ports & interfaces1 differ
USB 2.0 ports quantity44
Ethernet LAN (RJ-45) ports11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) ports11
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorNoNo
ExpressCard slotDiffersNoYes
CardBus PCMCIA slots quantity11
CardBus PCMCIA slot typeType IIType II
SmartCard slotYesYes
Modem (RJ-11) ports11
TV-in portNoNo
TV-outYesYes
TV-out typeS-VideoS-Video
PS/2 ports quantity00
Parallel ports quantity00
Serial ports quantity00
USB 1.1 ports quantity00
Keyboardidentical
Pointing deviceTouchpadTouchpad
Keyboard function keys1212
Software2 differ
Operating system installedDiffersWindows Vista Home PremiumWindows Vista Business
Bundled softwareDiffersAcer Empowering Technology (Acer eNet, ePower, ePresentation, eDataSecurity, eLock, eRecovery, eSettings Management), Acer GridVista, Acer Launch Manager, Adobe Reader, Cyberlink PowerDVD, Microsoft Office Ready 2007, Norton Internet Security, NTI CD Maker / NTI ShadowAcer Empowering Technology (eNet, ePower, ePresentation, eDataSecurity, eLock, eRecovery, eSettings Management), Acer GridVista, Acer Launch Manager, Adobe Reader, CyberLink PowerDVD, Microsoft Office Ready 2007, Norton Internet Security, NTI CD Maker, NTI Shadow
Battery1 differ
Number of battery cellsDiffers68
Battery life (max)Known for one4 h
Poweridentical
DC-in jackYesYes
Securityidentical
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Password protection typeBIOSBIOS
Weight & dimensions5 differ
WeightDiffers2.4 kg3.8 kg
WidthDiffers331 mm400 mm
DepthDiffers248 mm290 mm
HeightDiffers41 mm43 mm
Dimensions (WxDxH)Differs331 x 248 x 41 mm400 x 290 x 43 mm
Other featuresidentical
Infrared data portYesYes
Wake-on-LAN readyYesYes
Wake-on-Ring readyKnown for oneYes
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Supplied AC adapter typeACAC
Modem typeKnown for oneITU V.92

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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