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Product comparison · 2 laptops

Acer Aspire One 522 AMD Dual-Core C-50 Netbook vs Acer Aspire One 721 AMD Athlon II Neo K145 Netbook

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  • 38specifications compared
  • 17differ
  • 21identical
  • 25known for one product only

Key differences

  • Display diagonal
    • 25.6 cm (10.1")
    • 29.5 cm (11.6")
  • Display resolution
    • 1280 x 720 pixels
    • 1024 x 600 pixels
  • Native aspect ratio
    • 16:9
    • 5:3
  • Processor family
    • AMD Dual-Core
    • AMD Athlon II Neo
  • Processor model
    • C-50
    • K145
  • Processor frequency
    • 1 GHz
    • 1.8 GHz
  • Internal memory
    • 1 GB
    • 2 GB
  • Maximum internal memory
    • 1 GB
    • 4 GB

Side by side

Differences highlightedShow differences only
63 specifications
A

Acer

Aspire One 522 AMD Dual-Core C-50 Netbook

Model 522

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B

Acer

Aspire One 721 AMD Athlon II Neo K145 Netbook

Model 721

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Designidentical
Product typeNetbookNetbook
Product colourBlackBlack
Display3 differ
Display diagonalDiffers25.6 cm (10.1")29.5 cm (11.6")
Display resolutionDiffers1280 x 720 pixels1024 x 600 pixels
LED backlightYesYes
Native aspect ratioDiffers16:95:3
HD typeKnown for oneNot supported
Processor3 differ
Processor manufacturerAMDAMD
Processor familyDiffersAMD Dual-CoreAMD Athlon II Neo
Processor modelDiffersC-50K145
Processor frequencyDiffers1 GHz1.8 GHz
Processor cacheKnown for one1 MB
Processor cache typeKnown for oneL2
Processor front side busKnown for one800 MHz
Memory2 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Maximum internal memoryDiffers1 GB4 GB
Memory layout (slots x size)Known for one1 x 1 GB
Memory slotsKnown for one1x SO-DIMM
Storage1 differ
Total storage capacityDiffers250 GB320 GB
HDD capacityKnown for one320 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
Card reader integratedYesYes
Compatible memory cardsMemory Stick (MS), MMC, MS PRO, SD, xDMemory Stick (MS), MMC, MS PRO, SD, xD
Graphics1 differ
Graphics cardDiffersRadeon HD 6250Radeon HD 4225
Graphics card familyKnown for oneAMD
Audio1 differ
Audio systemDiffersHigh Definition AudioHD
Built-in microphoneYesYes
Number of built-in speakersKnown for one1
Cameraidentical
Front camera resolution (numeric)1.3 MP1.3 MP
Network2 differ
Wi-FiYesYes
Networking featuresKnown for oneGigabit Ethernet, WLAN
Wireless technologyDiffersIEEE 802.11b/g/n802.11b/g/n
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
Bluetooth versionKnown for one3.0+HS
Ports & interfacesidentical
USB 2.0 ports quantity33
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
VGA (D-Sub) ports quantity11
Headphone outputs11
ExpressCard slotKnown for oneNo
Performanceidentical
GPS (satellite)NoNo
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Software1 differ
Operating system installedDiffersWindows 7 StarterWindows 7 Home Premium
Batteryidentical
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cells66
Battery capacityKnown for one4400 mAh
Battery life (max)Known for one5.5 h
Poweridentical
DC-in jackYesYes
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
BIOS passwordKnown for oneYes
HDD user passwordKnown for oneYes
Weight & dimensions3 differ
WeightDiffers1.3 kg1.4 kg
WidthDiffers258.5 mm285 mm
DepthDiffers185 mm204 mm
Height (front)Known for one2.57 cm
Height (rear)Known for one2.8 cm
HeightKnown for one25.7 mm
Other featuresidentical
Supplied AC adapter typeKnown for oneAC

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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