Product comparison · 2 internal hard drives

Seagate 1TB 3.5" 7200 rpm SATA vs Seagate 750GB SATA 3.0 Gbps 2.5"

10specifications compared
9differ
1identical
24known for one product only

Key differences

HDD capacity
- 1TB 3.5" 7200 rpm SATA:1 TB
- 750GB SATA 3.0 Gbps 2.5":750 GB
HDD speed
- 1TB 3.5" 7200 rpm SATA:7200 RPM
- 750GB SATA 3.0 Gbps 2.5":5400 RPM
HDD size
- 1TB 3.5" 7200 rpm SATA:3.5"
- 750GB SATA 3.0 Gbps 2.5":2.5"
Interface
- 1TB 3.5" 7200 rpm SATA:Serial ATA
- 750GB SATA 3.0 Gbps 2.5":Serial ATA II
Storage drive buffer size
- 1TB 3.5" 7200 rpm SATA:64 MB
- 750GB SATA 3.0 Gbps 2.5":8 MB
Operating voltage
- 1TB 3.5" 7200 rpm SATA:5 / 12 V
- 750GB SATA 3.0 Gbps 2.5":5 V
Operating temperature (T-T)
- 1TB 3.5" 7200 rpm SATA:5 - 60 °C
- 750GB SATA 3.0 Gbps 2.5":5 - 55 °C
Storage temperature (T-T)
- 1TB 3.5" 7200 rpm SATA:-20 - 65 °C
- 750GB SATA 3.0 Gbps 2.5":-40 - 70 °C

Side by side

Differences highlightedShow differences only

Comparison of 1TB 3.5" 7200 rpm SATA, 750GB SATA 3.0 Gbps 2.5"
34 specifications	A Seagate 1TB 3.5" 7200 rpm SATA View product	B Seagate 750GB SATA 3.0 Gbps 2.5"View product
Features5 differ
HDD capacityDiffers	1 TB	750 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeDiffers	64 MB	8 MB
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
Average latencyKnown for one	Unknown — not stated by the source	5.6 ms
SMART technologyKnown for one	Unknown — not stated by the source	Yes
Native Command Queuing (NCQ)Known for one	Unknown — not stated by the source	Yes
Power1 differ
Power consumption (idle)Known for one	Unknown — not stated by the source	0.7 W
Power consumption (read)Known for one	Unknown — not stated by the source	2.2 W
Power consumption (write)Known for one	Unknown — not stated by the source	2.2 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	1 A
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 60 °C	5 - 55 °C
Storage temperature (T-T)Differs	-20 - 65 °C	-40 - 70 °C
Operating relative humidity (H-H)Differs	5 - 95%	5 - 90%
Operating vibrationKnown for one	Unknown — not stated by the source	1.5 G
Operating altitudeKnown for one	Unknown — not stated by the source	-300 - 3000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-400 - 15000 m
Operating shockKnown for one	Unknown — not stated by the source	325 G
Non-operating shockKnown for one	Unknown — not stated by the source	750 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.3 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	107 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Drive ready timeKnown for one	Unknown — not stated by the source	4 s
InternalKnown for one	Yes	Unknown — not stated by the source
Number of products includedKnown for one	1 pc(s)	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	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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