Product comparison · 2 internal hard drives

Seagate Enterprise ST1800MM0018-RF internal hard drive vs Seagate Savvio ST9450404SS-RF internal hard drive

15specifications compared
7differ
8identical
15known for one product only

Key differences

The Seagate Enterprise ST1800MM0018-RF internal hard drive has 112 MB more storage drive buffer size than the Seagate Savvio ST9450404SS-RF internal hard drive (128 MB vs 16 MB). The Seagate Savvio ST9450404SS-RF internal hard drive has 0.1 ms more average latency than the Seagate Enterprise ST1800MM0018-RF internal hard drive (3 ms vs 2.9 ms). The Seagate Enterprise ST1800MM0018-RF internal hard drive has 0.1 mm more width than the Seagate Savvio ST9450404SS-RF internal hard drive (70.1 mm vs 70 mm). HDD capacity: 1.8 TB on the Seagate Enterprise ST1800MM0018-RF internal hard drive, 450 GB on the Seagate Savvio ST9450404SS-RF internal hard drive.

HDD capacity
- Enterprise ST1800MM0018-RF internal hard drive:1.8 TB
- Savvio ST9450404SS-RF internal hard drive:450 GB
Storage drive buffer size
- Enterprise ST1800MM0018-RF internal hard drive:128 MB
- Savvio ST9450404SS-RF internal hard drive:16 MB
Average latency
- Enterprise ST1800MM0018-RF internal hard drive:2.9 ms
- Savvio ST9450404SS-RF internal hard drive:3 ms
Width
- Enterprise ST1800MM0018-RF internal hard drive:70.1 mm
- Savvio ST9450404SS-RF internal hard drive:70 mm
Depth
- Enterprise ST1800MM0018-RF internal hard drive:100.5 mm
- Savvio ST9450404SS-RF internal hard drive:100.2 mm
Height
- Enterprise ST1800MM0018-RF internal hard drive:15 mm
- Savvio ST9450404SS-RF internal hard drive:14.8 mm
Weight
- Enterprise ST1800MM0018-RF internal hard drive:199 g
- Savvio ST9450404SS-RF internal hard drive:208 g

Side by side

Differences highlightedShow differences only

Comparison of ST1800MM0018-RF, ST9450404SS-RF
30 specifications	A Seagate Enterprise ST1800MM0018-RF internal hard drive Model ST1800MM0018-RF View product	B Seagate Savvio ST9450404SS-RF internal hard drive Model ST9450404SS-RF View product
Features3 differ
HDD capacityDiffers	1.8 TB	450 GB
Storage drive buffer sizeDiffers	128 MB	16 MB
HDD interface transfer rateKnown for one	12 Gbit/s	Unknown — not stated by the source
Average latencyDiffers	2.9 ms	3 ms
HDD number of headsKnown for one	Unknown — not stated by the source	3
Read seek timeKnown for one	Unknown — not stated by the source	4.08 ms
Write seek timeKnown for one	Unknown — not stated by the source	4.65 ms
Poweridentical
Power consumption (typical)Known for one	7.8 W	Unknown — not stated by the source
Power consumption (idle)Known for one	4.55 W	Unknown — not stated by the source
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Operational conditionsidentical
Operating vibrationKnown for one	3.1 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	0.5 G	Unknown — not stated by the source
Non-operating shockKnown for one	400 G	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	70.1 mm	70 mm
DepthDiffers	100.5 mm	100.2 mm
HeightDiffers	15 mm	14.8 mm
WeightDiffers	199 g	208 g
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	70 x 100.2 x 14.8 mm
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Disks included quantityKnown for one	Unknown — not stated by the source	3 pc(s)
InternalKnown for one	Unknown — not stated by the source	Yes

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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