Product comparison · 2 internal hard drives

Samsung 400GB HDD vs Seagate NL35.2 Series 500GB HDD 8MB SATA

14specifications compared
8differ
6identical
25known for one product only

Key differences

The Seagate NL35.2 Series 500GB HDD 8MB SATA has 100 GB more HDD capacity than the Samsung 400GB HDD (500 GB vs 400 GB). The Samsung 400GB HDD has 0.01 ms more average latency than the Seagate NL35.2 Series 500GB HDD 8MB SATA (4.17 ms vs 4.16 ms). The Seagate NL35.2 Series 500GB HDD 8MB SATA has 0.2 W more power consumption (standby) than the Samsung 400GB HDD (0.8 W vs 0.6 W). Interface: Ultra-ATA/100 on the Samsung 400GB HDD, Serial ATA on the Seagate NL35.2 Series 500GB HDD 8MB SATA.

HDD capacity
- 400GB HDD:400 GB
- NL35.2 Series 500GB HDD 8MB SATA:500 GB
Interface
- 400GB HDD:Ultra-ATA/100
- NL35.2 Series 500GB HDD 8MB SATA:Serial ATA
Average latency
- 400GB HDD:4.17 ms
- NL35.2 Series 500GB HDD 8MB SATA:4.16 ms
Power consumption (standby)
- 400GB HDD:0.6 W
- NL35.2 Series 500GB HDD 8MB SATA:0.8 W
Width
- 400GB HDD:101.6 mm
- NL35.2 Series 500GB HDD 8MB SATA:101.8 mm
Depth
- 400GB HDD:146.1 mm
- NL35.2 Series 500GB HDD 8MB SATA:146.9 mm
Height
- 400GB HDD:25.4 mm
- NL35.2 Series 500GB HDD 8MB SATA:26.1 mm
Weight
- 400GB HDD:653 g
- NL35.2 Series 500GB HDD 8MB SATA:710 g

Side by side

Differences highlightedShow differences only

Comparison of 400GB HDD, NL35.2 Series 500GB HDD 8MB SATA
39 specifications	A Samsung 400GB HDD View product	B Seagate NL35.2 Series 500GB HDD 8MB SATA View product
Features3 differ
HDD capacityDiffers	400 GB	500 GB
InterfaceDiffers	Ultra-ATA/100	Serial ATA
TypeKnown for one	HDD	Unknown — not stated by the source
Full stroke seek timeKnown for one	18 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	0.8 ms	Unknown — not stated by the source
Average seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	4.16 ms
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	600000 h	Unknown — not stated by the source
Access timeKnown for one	Unknown — not stated by the source	10 ms
Read seek timeKnown for one	Unknown — not stated by the source	8 ms
Write seek timeKnown for one	Unknown — not stated by the source	9 ms
Power1 differ
Power consumption (typical)Known for one	8.7 W	Unknown — not stated by the source
Power consumption (standby)Differs	0.6 W	0.8 W
Power consumption (PowerSave)Known for one	0.6 W	Unknown — not stated by the source
Power consumption (idle)Known for one	7.2 W	Unknown — not stated by the source
Operational conditionsidentical
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating vibrationKnown for one	1 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	2 G	Unknown — not stated by the source
Operating altitudeKnown for one	-304.8 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-304.8 - 12192 m	Unknown — not stated by the source
Operating shockKnown for one	63 G	Unknown — not stated by the source
Non-operating shockKnown for one	300 G	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	101.6 mm	101.8 mm
DepthDiffers	146.1 mm	146.9 mm
HeightDiffers	25.4 mm	26.1 mm
WeightDiffers	653 g	710 g
Other featuresidentical
Drive ready timeKnown for one	10 s	Unknown — not stated by the source
HDD transfer rateKnown for one	Unknown — not stated by the source	150 Mbit/s
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	101.85 x 146.9 x 26.11 mm
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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