Product comparison · 2 internal hard drives

Seagate 320GB Momentus 5400.5 HDD vs Seagate Barracuda 7200.11 1.5TB

Key differences

HDD capacity
- 320GB Momentus 5400.5 HDD:320 GB
- Barracuda 7200.11 1.5TB:1.53 TB
HDD speed
- 320GB Momentus 5400.5 HDD:5400 RPM
- Barracuda 7200.11 1.5TB:7200 RPM
Storage drive buffer size
- 320GB Momentus 5400.5 HDD:8 MB
- Barracuda 7200.11 1.5TB:32 MB
Read seek time
- 320GB Momentus 5400.5 HDD:14 ms
- Barracuda 7200.11 1.5TB:8.5 ms
Average latency
- 320GB Momentus 5400.5 HDD:5.6 ms
- Barracuda 7200.11 1.5TB:4.16 ms
Width
- 320GB Momentus 5400.5 HDD:69.8 mm
- Barracuda 7200.11 1.5TB:101.6 mm
Depth
- 320GB Momentus 5400.5 HDD:100.5 mm
- Barracuda 7200.11 1.5TB:147 mm
Height
- 320GB Momentus 5400.5 HDD:9.5 mm
- Barracuda 7200.11 1.5TB:26.1 mm

Differences highlightedShow differences only

Comparison of 320GB Momentus 5400.5 HDD, Barracuda 7200.11 1.5TB
24 specifications	A Seagate 320GB Momentus 5400.5 HDD View product	B Seagate Barracuda 7200.11 1.5TB View product
Features5 differ
HDD capacityDiffers	320 GB	1.53 TB
HDD speedDiffers	5400 RPM	7200 RPM
Component forKnown for one	Laptop	Unknown — not stated by the source
Storage drive buffer sizeDiffers	8 MB	32 MB
HDD number of headsKnown for one	4	Unknown — not stated by the source
Read seek timeDiffers	14 ms	8.5 ms
Average latencyDiffers	5.6 ms	4.16 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Start/stop cyclesKnown for one	600000	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	500000 h	Unknown — not stated by the source
Write seek timeKnown for one	Unknown — not stated by the source	10 ms
Poweridentical
Start-up currentKnown for one	1 A	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating shockKnown for one	350 G	Unknown — not stated by the source
Non-operating shockKnown for one	1000 G	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	69.8 mm	101.6 mm
DepthDiffers	100.5 mm	147 mm
HeightDiffers	9.5 mm	26.1 mm
WeightDiffers	98.5 g	720 g
Other featuresidentical
Data transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Disks included quantityKnown for one	2 pc(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.