Product comparison · 2 internal hard drives

Acer 100GB Hard Disk vs Samsung 750GB Serial ATA II HDD, 20-pk

7specifications compared
6differ
1identical
20known for one product only

Key differences

The Samsung 750GB Serial ATA II HDD, 20-pk has 650 GB more HDD capacity than the Acer 100GB Hard Disk (750 GB vs 100 GB). The Samsung 750GB Serial ATA II HDD, 20-pk has 3,000 RPM more HDD speed than the Acer 100GB Hard Disk (7200 RPM vs 4200 RPM). The Samsung 750GB Serial ATA II HDD, 20-pk has 1" more HDD size than the Acer 100GB Hard Disk (3.5" vs 2.5"). Operating voltage: 5 V on the Acer 100GB Hard Disk, 5 / 12 V on the Samsung 750GB Serial ATA II HDD, 20-pk.

HDD capacity
- 100GB Hard Disk:100 GB
- 750GB Serial ATA II HDD, 20-pk:750 GB
HDD speed
- 100GB Hard Disk:4200 RPM
- 750GB Serial ATA II HDD, 20-pk:7200 RPM
HDD size
- 100GB Hard Disk:2.5"
- 750GB Serial ATA II HDD, 20-pk:3.5"
Storage drive buffer size
- 100GB Hard Disk:8 MB
- 750GB Serial ATA II HDD, 20-pk:16 MB
Average seek time
- 100GB Hard Disk:12.7 ms
- 750GB Serial ATA II HDD, 20-pk:8.9 ms
Operating voltage
- 100GB Hard Disk:5 V
- 750GB Serial ATA II HDD, 20-pk:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 100GB Hard Disk, 750GB Serial ATA II HDD, 20-pk
27 specifications	A Acer 100GB Hard Disk View product	B Samsung 750GB Serial ATA II HDD, 20-pk View product
Features5 differ
HDD capacityDiffers	100 GB	750 GB
HDD speedDiffers	4200 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceKnown for one	Unknown — not stated by the source	Serial ATA II
Storage drive buffer sizeDiffers	8 MB	16 MB
Average seek timeDiffers	12.7 ms	8.9 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	7.9 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.8 W
Operating voltageDiffers	5 V	5 / 12 V
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
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-300 - 3000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-300 - 12000 m
Operating shockKnown for one	Unknown — not stated by the source	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.5 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	640 g
Other featuresidentical
Power requirementsKnown for one	Unknown — not stated by the source	+5V±5%, +12V±10%
Drive ready timeKnown for one	Unknown — not stated by the source	12 s
Compatible productsKnown for one	TravelMate 4650, TravelMate 4150	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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