Product comparison · 2 internal hard drives

Iomega REV 35GB/90GB ATAPI vs Seagate 250GB HDD

13specifications compared
11differ
2identical
23known for one product only

Key differences

The Seagate 250GB HDD has 215 GB more HDD capacity than the Iomega REV 35GB/90GB ATAPI (250 GB vs 35 GB). The Seagate 250GB HDD has 3,000 RPM more HDD speed than the Iomega REV 35GB/90GB ATAPI (7200 RPM vs 4200 RPM). The Iomega REV 35GB/90GB ATAPI has 2.94 ms more average latency than the Seagate 250GB HDD (7.1 ms vs 4.16 ms). Operating temperature (T-T): 0 - 45 °C on the Iomega REV 35GB/90GB ATAPI, 0 - 60 °C on the Seagate 250GB HDD. Storage temperature (T-T): -40 - 65 °C on the Iomega REV 35GB/90GB ATAPI, -40 - 70 °C on the Seagate 250GB HDD.

HDD capacity
- REV 35GB/90GB ATAPI:35 GB
- 250GB HDD:250 GB
HDD speed
- REV 35GB/90GB ATAPI:4200 RPM
- 250GB HDD:7200 RPM
Average latency
- REV 35GB/90GB ATAPI:7.1 ms
- 250GB HDD:4.16 ms
Bytes per sector
- REV 35GB/90GB ATAPI:2048
- 250GB HDD:512
Operating temperature (T-T)
- REV 35GB/90GB ATAPI:0 - 45 °C
- 250GB HDD:0 - 60 °C
Storage temperature (T-T)
- REV 35GB/90GB ATAPI:-40 - 65 °C
- 250GB HDD:-40 - 70 °C
Operating shock
- REV 35GB/90GB ATAPI:60 G
- 250GB HDD:63 G
Non-operating shock
- REV 35GB/90GB ATAPI:200 G
- 250GB HDD:300 G

Side by side

Differences highlightedShow differences only

Comparison of REV 35GB/90GB ATAPI, 250GB HDD
36 specifications	A Iomega REV 35GB/90GB ATAPI View product	B Seagate 250GB HDD View product
Features4 differ
HDD capacityDiffers	35 GB	250 GB
HDD speedDiffers	4200 RPM	7200 RPM
Read seek timeKnown for one	12 ms	Unknown — not stated by the source
Write seek timeKnown for one	13 ms	Unknown — not stated by the source
Average latencyDiffers	7.1 ms	4.16 ms
Bytes per sectorDiffers	2048	512
Mean time between failures (MTBF)Known for one	400000 h	Unknown — not stated by the source
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
InterfaceKnown for one	Unknown — not stated by the source	Ultra-ATA/100
TypeKnown for one	Unknown — not stated by the source	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Track to track seek timeKnown for one	Unknown — not stated by the source	0.8 ms
Average seek timeKnown for one	Unknown — not stated by the source	8 ms
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Operational conditions4 differ
Operating temperature (T-T)Differs	0 - 45 °C	0 - 60 °C
Storage temperature (T-T)Differs	-40 - 65 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	8 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating shockDiffers	60 G	63 G
Non-operating shockDiffers	200 G	300 G
Weight & dimensions3 differ
WidthDiffers	101.4 mm	101.8 mm
Depth	147 mm	147 mm
HeightDiffers	25.4 mm	26.1 mm
WeightDiffers	850 g	635 g
Other featuresidentical
Dimensions (WxDxH)Known for one	101.4 x 147 x 25.4 mm	Unknown — not stated by the source
Product colourKnown for one	Black	Unknown — not stated by the source
Drive device, transfer rateKnown for one	25 MB/s	Unknown — not stated by the source
InternalKnown for one	Yes	Unknown — not stated by the source
Mac compatibility	No	No
Minimum RAMKnown for one	128 MB	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	100 MB	Unknown — not stated by the source
Compressed capacityKnown for one	90 GB	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	12.8 W
Power consumption (idle)Known for one	Unknown — not stated by the source	7.2 W
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2.8 A

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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