Product comparison · 2 internal hard drives

Seagate Momentus 5400.4 250GB vs Seagate Momentus 5400.5 SATA 3Gb/s 80GB

13specifications compared
4differ
9identical
18known for one product only

Key differences

The Seagate Momentus 5400.4 250GB has 170 GB more HDD capacity than the Seagate Momentus 5400.5 SATA 3Gb/s 80GB (250 GB vs 80 GB). The Seagate Momentus 5400.4 250GB has 0.04 ms more average latency than the Seagate Momentus 5400.5 SATA 3Gb/s 80GB (5.6 ms vs 5.56 ms). The Seagate Momentus 5400.5 SATA 3Gb/s 80GB has 0.3 mm more depth than the Seagate Momentus 5400.4 250GB (100.5 mm vs 100.2 mm).

HDD capacity
- Momentus 5400.4 250GB:250 GB
- Momentus 5400.5 SATA 3Gb/s 80GB:80 GB
Average latency
- Momentus 5400.4 250GB:5.6 ms
- Momentus 5400.5 SATA 3Gb/s 80GB:5.56 ms
Depth
- Momentus 5400.4 250GB:100.2 mm
- Momentus 5400.5 SATA 3Gb/s 80GB:100.5 mm
Weight
- Momentus 5400.4 250GB:102 g
- Momentus 5400.5 SATA 3Gb/s 80GB:93 g

Side by side

Differences highlightedShow differences only

Comparison of Momentus 5400.4 250GB, Momentus 5400.5 SATA 3Gb/s 80GB
31 specifications	A Seagate Momentus 5400.4 250GB View product	B Seagate Momentus 5400.5 SATA 3Gb/s 80GB View product
Features2 differ
HDD capacityDiffers	250 GB	80 GB
TypeKnown for one	Unknown — not stated by the source	HDD
HDD number of headsKnown for one	Unknown — not stated by the source	1
Average latencyDiffers	5.6 ms	5.56 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	500000 h
Read seek timeKnown for one	12 ms	Unknown — not stated by the source
Write seek timeKnown for one	14 ms	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	1.3 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.205 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.685 W
Power consumption (read)Known for one	Unknown — not stated by the source	1.6 W
Power consumption (write)Known for one	Unknown — not stated by the source	1.6 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	1000 G
Weight & dimensions2 differ
DepthDiffers	100.2 mm	100.5 mm
WeightDiffers	102 g	93 g
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	60.3 MB/s
Maximum data transfer rateKnown for one	Unknown — not stated by the source	300 Mbit/s

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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