Product comparison · 2 internal hard drives

Seagate 1500GB 3.5" SATA II vs Seagate Barracuda 7200.9 SATA II 300Gb

15specifications compared
7differ
8identical
21known for one product only

Key differences

HDD capacity
- 1500GB 3.5" SATA II:1.5 TB
- Barracuda 7200.9 SATA II 300Gb:300 GB
Storage drive buffer size
- 1500GB 3.5" SATA II:32 MB
- Barracuda 7200.9 SATA II 300Gb:8 MB
Read seek time
- 1500GB 3.5" SATA II:8.5 ms
- Barracuda 7200.9 SATA II 300Gb:8 ms
Write seek time
- 1500GB 3.5" SATA II:10 ms
- Barracuda 7200.9 SATA II 300Gb:9 ms
Operating temperature (T-T)
- 1500GB 3.5" SATA II:5 - 55 °C
- Barracuda 7200.9 SATA II 300Gb:0 - 60 °C
Storage temperature (T-T)
- 1500GB 3.5" SATA II:-40 - 70 °C
- Barracuda 7200.9 SATA II 300Gb:40 - 70 °C
Weight
- 1500GB 3.5" SATA II:640 g
- Barracuda 7200.9 SATA II 300Gb:655 g

Side by side

Differences highlightedShow differences only

Comparison of 1500GB 3.5" SATA II, Barracuda 7200.9 SATA II 300Gb
36 specifications	A Seagate 1500GB 3.5" SATA II View product	B Seagate Barracuda 7200.9 SATA II 300Gb View product
Features4 differ
HDD capacityDiffers	1.5 TB	300 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA II	Serial ATA II
Storage drive buffer sizeDiffers	32 MB	8 MB
Read seek timeDiffers	8.5 ms	8 ms
Write seek timeDiffers	10 ms	9 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.8 ms
Average latency	4.16 ms	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
TypeKnown for one	HDD	Unknown — not stated by the source
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	750000 h	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2.8 A
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 60 °C
Storage temperature (T-T)Differs	-40 - 70 °C	40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3.048 m
Operating shockKnown for one	Unknown — not stated by the source	63 G
Non-operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensions1 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	640 g	655 g
Other featuresidentical
Ethernet LANKnown for one	Unknown — not stated by the source	No
Fibre ChannelKnown for one	Unknown — not stated by the source	No
FireWire 400Known for one	Unknown — not stated by the source	No
FireWire 800Known for one	Unknown — not stated by the source	No
InternalKnown for one	Unknown — not stated by the source	Yes
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
USB poweredKnown for one	Unknown — not stated by the source	No
Dimensions (W x D x H) (imperial)Known for one	Unknown — not stated by the source	101.6 x 147 x 26.1 mm (4 x 5.79 x 1.03")
Weight (imperial)Known for one	Unknown — not stated by the source	0.653 kg (1.44 lbs)
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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