Product comparison · 2 external hard drives

Iomega 1.0 TB Hi–Speed USB 2.0 vs Iomega 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0

Key differences

HDD capacity
- 1.0 TB Hi–Speed USB 2.0:1 TB
- 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0:2 TB
Width
- 1.0 TB Hi–Speed USB 2.0:121 mm
- 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0:150 mm
Depth
- 1.0 TB Hi–Speed USB 2.0:241 mm
- 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0:285 mm
Height
- 1.0 TB Hi–Speed USB 2.0:70 mm
- 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0:205 mm
Weight
- 1.0 TB Hi–Speed USB 2.0:2.2 kg
- 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0:8.44 kg

Differences highlightedShow differences only

Comparison of 1.0 TB Hi–Speed USB 2.0, 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0
23 specifications	A Iomega 1.0 TB Hi–Speed USB 2.0 View product	B Iomega 2.0 TB Power Pro Professional Series Desktop Hard Drive FW800/FW 400 / USB 2.0 View product
Hard drive1 differ
HDD capacityDiffers	1 TB	2 TB
Type	HDD	HDD
Read speedKnown for one	Unknown — not stated by the source	47 MB/s
Write speedKnown for one	Unknown — not stated by the source	70 MB/s
Storage drive buffer size	8 MB	8 MB
RAID levelsKnown for one	Unknown — not stated by the source	0, 0+1, 5
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Ports & interfacesidentical
FireWire 400Known for one	Unknown — not stated by the source	Yes
FireWire 800Known for one	Unknown — not stated by the source	Yes
USB connectorKnown for one	USB	Unknown — not stated by the source
USB versionKnown for one	2.0	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	121 mm	150 mm
DepthDiffers	241 mm	285 mm
HeightDiffers	70 mm	205 mm
WeightDiffers	2.2 kg	8.44 kg
Other features1 differ
Internal	No	No
Mac compatibility	Yes	Yes
Minimum processor	Pentium II / G3	Pentium II / G3
Minimum system requirements	Microsoft Internet Explorer 5.0/Netscape 6.1	Microsoft Internet Explorer 5.0/Netscape 6.1
USB 2.0 ports quantity	1	1
USB required	Yes	Yes
Compatible operating systemsDiffers	Microsoft Windows 2000P / XP Home / XPP/ Vista Mac OS X 10.1.5 +	Microsoft Windows 2000P / XP Home / XPP/ Vista Mac OS X 10.2.8 +
HDD transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source

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.