Product comparison · 2 internal hard drives

Dell 120GB SATA 5400rpm 1.8" vs Dell 750GB SATA 7200rpm 2.5"

6specifications compared
4differ
2identical
0known for one product only

Key differences

The Dell 750GB SATA 7200rpm 2.5" has 630 GB more HDD capacity than the Dell 120GB SATA 5400rpm 1.8" (750 GB vs 120 GB). The Dell 750GB SATA 7200rpm 2.5" has 1,800 RPM more HDD speed than the Dell 120GB SATA 5400rpm 1.8" (7200 RPM vs 5400 RPM). The Dell 750GB SATA 7200rpm 2.5" has 0.7" more HDD size than the Dell 120GB SATA 5400rpm 1.8" (2.5" vs 1.8").

HDD capacity
- 120GB SATA 5400rpm 1.8":120 GB
- 750GB SATA 7200rpm 2.5":750 GB
HDD speed
- 120GB SATA 5400rpm 1.8":5400 RPM
- 750GB SATA 7200rpm 2.5":7200 RPM
HDD size
- 120GB SATA 5400rpm 1.8":1.8"
- 750GB SATA 7200rpm 2.5":2.5"
Operating voltage
- 120GB SATA 5400rpm 1.8":3.3 V
- 750GB SATA 7200rpm 2.5":5 V

Side by side

Differences highlightedShow differences only

Comparison of 120GB SATA 5400rpm 1.8", 750GB SATA 7200rpm 2.5"
6 specifications	A Dell 120GB SATA 5400rpm 1.8"View product	B Dell 750GB SATA 7200rpm 2.5"View product
Features3 differ
HDD capacityDiffers	120 GB	750 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	1.8"	2.5"
Interface	Serial ATA	Serial ATA
Power1 differ
Operating voltageDiffers	3.3 V	5 V
Other featuresidentical
Internal	Yes	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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