Product comparison · 2 internal hard drives

Acer 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option) vs Acer Altos U320 146GB (10,000 rpm) 68 pin hard disk

6specifications compared
5differ
1identical
13known for one product only

Key differences

The Acer Altos U320 146GB (10,000 rpm) 68 pin hard disk has 46 GB more HDD capacity than the Acer 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option) (146 GB vs 100 GB). The Acer Altos U320 146GB (10,000 rpm) 68 pin hard disk has 4,600 RPM more HDD speed than the Acer 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option) (10000 RPM vs 5400 RPM). The Acer Altos U320 146GB (10,000 rpm) 68 pin hard disk has 1" more HDD size than the Acer 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option) (3.5" vs 2.5"). Interface: Ultra-ATA/100 on the Acer 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option), Ultra320 SCSI on the Acer Altos U320 146GB (10,000 rpm) 68 pin hard disk. Operating voltage: 5 V on the Acer 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option), 5 / 12 V on the Acer Altos U320 146GB (10,000 rpm) 68 pin hard disk.

HDD capacity
- 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option):100 GB
- Altos U320 146GB (10,000 rpm) 68 pin hard disk:146 GB
HDD speed
- 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option):5400 RPM
- Altos U320 146GB (10,000 rpm) 68 pin hard disk:10000 RPM
HDD size
- 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option):2.5"
- Altos U320 146GB (10,000 rpm) 68 pin hard disk:3.5"
Interface
- 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option):Ultra-ATA/100
- Altos U320 146GB (10,000 rpm) 68 pin hard disk:Ultra320 SCSI
Operating voltage
- 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option):5 V
- Altos U320 146GB (10,000 rpm) 68 pin hard disk:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option), Altos U320 146GB (10,000 rpm) 68 pin hard disk
19 specifications	A Acer 100GB 2.5" 5400rpm SATA Seagate ST9100824AS (option)View product	B Acer Altos U320 146GB (10,000 rpm) 68 pin hard disk View product
Features4 differ
HDD capacityDiffers	100 GB	146 GB
HDD speedDiffers	5400 RPM	10000 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Ultra-ATA/100	Ultra320 SCSI
Storage drive buffer sizeKnown for one	8 MB	Unknown — not stated by the source
Average seek timeKnown for one	12.5 ms	Unknown — not stated by the source
Average latencyKnown for one	5.6 ms	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 55 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating shockKnown for one	250 G	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	70 mm	Unknown — not stated by the source
DepthKnown for one	100 mm	Unknown — not stated by the source
HeightKnown for one	9.5 mm	Unknown — not stated by the source
WeightKnown for one	100 g	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	70 x 100 x 9.5 mm	Unknown — not stated by the source
Drive device, transfer rateKnown for one	150 MB/s	Unknown — not stated by the source
Internal	Yes	Yes
Number of pinsKnown for one	Unknown — not stated by the source	68

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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