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Product comparison · 2 backup storage devices

Acer DDS4 20/40GB Utra160 68pin vs Iomega Zip® 750MB USB 2.0 Drive

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  • 4specifications compared
  • 3differ
  • 1identical
  • 14known for one product only

Key differences

  • Media type
    • Tape Cartridge
    • Zip disk
  • Interface
    • Ultra160 SCSI
    • USB 2.0
  • Internal
    • Yes
    • No

Side by side

Differences highlightedShow differences only
18 specifications
A

Acer

DDS4 20/40GB Utra160 68pinView product
B

Iomega

Zip® 750MB USB 2.0 DriveView product
Performance3 differ
Media typeDiffersTape CartridgeZip disk
InterfaceDiffersUltra160 SCSIUSB 2.0
InternalDiffersYesNo
Data storage typeKnown for oneDDS
Compression ratioKnown for one2:1
Form factorKnown for one5.25" Half-height
Compatible operating systemsKnown for oneWindows 98 (USB 1.x) Windows 98SE/Me/2000/XP(USB 1.x & USB 2.0) Mac OS 8.6 – 9.x (USB 1.x) Mac OS 10.1 (USB 1.x & USB 2.0)
Storageidentical
Native capacityKnown for one20 GB
Compressed capacityKnown for one40 GB
Storage capacityKnown for one750 MB
Data transmissionidentical
Sustained data transfer rate (compressed)Known for one6 MB/s
Sustained data transfer rate (native)Known for one3 MB/s
Other featuresidentical
I/O portsKnown for one1 x 68 pin HD D-Sub (HD-68)
Weight & dimensionsidentical
WidthKnown for one259 mm
DepthKnown for one245 mm
HeightKnown for one98 mm
WeightKnown for one780 g

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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