Product comparison · 2 internal hard drives

Lenovo 500GB 3.5" SATA II vs Seagate DB35 7200.3 750GB Ultra ATA 100 20pk

10specifications compared
6differ
4identical
10known for one product only

Key differences

The Seagate DB35 7200.3 750GB Ultra ATA 100 20pk has 250 GB more HDD capacity than the Lenovo 500GB 3.5" SATA II (750 GB vs 500 GB). The Lenovo 500GB 3.5" SATA II has 0.4 mm more width than the Seagate DB35 7200.3 750GB Ultra ATA 100 20pk (102 mm vs 101.6 mm). The Seagate DB35 7200.3 750GB Ultra ATA 100 20pk has 121 mm more depth than the Lenovo 500GB 3.5" SATA II (147 mm vs 26 mm). Interface: Serial ATA II on the Lenovo 500GB 3.5" SATA II, Ultra-ATA/100 on the Seagate DB35 7200.3 750GB Ultra ATA 100 20pk.

HDD capacity
- 500GB 3.5" SATA II:500 GB
- DB35 7200.3 750GB Ultra ATA 100 20pk:750 GB
Interface
- 500GB 3.5" SATA II:Serial ATA II
- DB35 7200.3 750GB Ultra ATA 100 20pk:Ultra-ATA/100
Width
- 500GB 3.5" SATA II:102 mm
- DB35 7200.3 750GB Ultra ATA 100 20pk:101.6 mm
Depth
- 500GB 3.5" SATA II:26 mm
- DB35 7200.3 750GB Ultra ATA 100 20pk:147 mm
Height
- 500GB 3.5" SATA II:147 mm
- DB35 7200.3 750GB Ultra ATA 100 20pk:26.1 mm
Weight
- 500GB 3.5" SATA II:700 g
- DB35 7200.3 750GB Ultra ATA 100 20pk:720 g

Side by side

Differences highlightedShow differences only

Comparison of 500GB 3.5" SATA II, DB35 7200.3 750GB Ultra ATA 100 20pk
20 specifications	A Lenovo 500GB 3.5" SATA II View product	B Seagate DB35 7200.3 750GB Ultra ATA 100 20pk View product
Features2 differ
HDD capacityDiffers	500 GB	750 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA II	Ultra-ATA/100
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer size	8 MB	8 MB
Read seek timeKnown for one	8.5 ms	Unknown — not stated by the source
Average latencyKnown for one	4.2 ms	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Weight & dimensions4 differ
WidthDiffers	102 mm	101.6 mm
DepthDiffers	26 mm	147 mm
HeightDiffers	147 mm	26.1 mm
WeightDiffers	700 g	720 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717050	Unknown — not stated by the source
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	BSMI, C-Tick, CE MARK, CSA, IEC, TUV, UL	Unknown — not stated by the source
InternalKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Non-operating shockKnown for one	Unknown — not stated by the source	300 G

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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