Product comparison · 2 internal hard drives

Seagate 1500GB 3.5" SATA II vs Seagate Momentus 5400.5 SATA 3Gb/s 160GB

14specifications compared
12differ
2identical
20known for one product only

Key differences

The Seagate 1500GB 3.5" SATA II has 1,800 RPM more HDD speed than the Seagate Momentus 5400.5 SATA 3Gb/s 160GB (7200 RPM vs 5400 RPM). The Seagate 1500GB 3.5" SATA II has 24 MB more storage drive buffer size than the Seagate Momentus 5400.5 SATA 3Gb/s 160GB (32 MB vs 8 MB). The Seagate Momentus 5400.5 SATA 3Gb/s 160GB has 1.4 ms more average latency than the Seagate 1500GB 3.5" SATA II (5.56 ms vs 4.16 ms). HDD capacity: 1.5 TB on the Seagate 1500GB 3.5" SATA II, 160 GB on the Seagate Momentus 5400.5 SATA 3Gb/s 160GB. Interface: Serial ATA II on the Seagate 1500GB 3.5" SATA II, Serial ATA on the Seagate Momentus 5400.5 SATA 3Gb/s 160GB.

HDD capacity
- 1500GB 3.5" SATA II:1.5 TB
- Momentus 5400.5 SATA 3Gb/s 160GB:160 GB
HDD speed
- 1500GB 3.5" SATA II:7200 RPM
- Momentus 5400.5 SATA 3Gb/s 160GB:5400 RPM
Interface
- 1500GB 3.5" SATA II:Serial ATA II
- Momentus 5400.5 SATA 3Gb/s 160GB:Serial ATA
Storage drive buffer size
- 1500GB 3.5" SATA II:32 MB
- Momentus 5400.5 SATA 3Gb/s 160GB:8 MB
Average latency
- 1500GB 3.5" SATA II:4.16 ms
- Momentus 5400.5 SATA 3Gb/s 160GB:5.56 ms
Start/stop cycles
- 1500GB 3.5" SATA II:50000
- Momentus 5400.5 SATA 3Gb/s 160GB:600000
Mean time between failures (MTBF)
- 1500GB 3.5" SATA II:750000 h
- Momentus 5400.5 SATA 3Gb/s 160GB:500000 h
Operating temperature (T-T)
- 1500GB 3.5" SATA II:5 - 55 °C
- Momentus 5400.5 SATA 3Gb/s 160GB:0 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of 1500GB 3.5" SATA II, Momentus 5400.5 SATA 3Gb/s 160GB
34 specifications	A Seagate 1500GB 3.5" SATA II View product	B Seagate Momentus 5400.5 SATA 3Gb/s 160GB View product
Features7 differ
HDD capacityDiffers	1.5 TB	160 GB
HDD speedDiffers	7200 RPM	5400 RPM
InterfaceDiffers	Serial ATA II	Serial ATA
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeDiffers	32 MB	8 MB
HDD number of headsKnown for one	Unknown — not stated by the source	2
Average latencyDiffers	4.16 ms	5.56 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesDiffers	50000	600000
Mean time between failures (MTBF)Differs	750000 h	500000 h
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Read seek timeKnown for one	8.5 ms	Unknown — not stated by the source
Write seek timeKnown for one	10 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
Start-up currentKnown for one	Unknown — not stated by the source	1 A
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 60 °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 & dimensions4 differ
WidthDiffers	101.6 mm	69.8 mm
DepthDiffers	147 mm	100.5 mm
HeightDiffers	26.1 mm	9.5 mm
WeightDiffers	640 g	98.5 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Drive device, transfer rateKnown for one	Unknown — not stated by the source	60.3 MB/s
InternalKnown for one	Unknown — not stated by the source	Yes
Maximum data transfer rateKnown for one	Unknown — not stated by the source	300 Mbit/s
Sustained data rateKnown for one	120 MB/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.

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