Product comparison · 2 internal hard drives

Dell 250GB SATA 3.5" vs TERRA 2.5" SATA Harddisk 160 GB

Key differences

HDD capacity
- 250GB SATA 3.5":250 GB
- TERRA 2.5" SATA Harddisk 160 GB:160 GB
HDD speed
- 250GB SATA 3.5":7200 RPM
- TERRA 2.5" SATA Harddisk 160 GB:5400 RPM
HDD size
- 250GB SATA 3.5":3.5"
- TERRA 2.5" SATA Harddisk 160 GB:2.5"
Operating voltage
- 250GB SATA 3.5":5 / 12 V
- TERRA 2.5" SATA Harddisk 160 GB:5 V
USB 2.0 ports quantity
- 250GB SATA 3.5":0
- TERRA 2.5" SATA Harddisk 160 GB:1

Differences highlightedShow differences only

Comparison of 250GB SATA 3.5", TERRA 2.5" SATA Harddisk 160 GB
17 specifications	A Dell 250GB SATA 3.5"View product	B TERRA TERRA 2.5" SATA Harddisk 160 GB View product
Features3 differ
HDD capacityDiffers	250 GB	160 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	Serial ATA	Serial ATA
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Other features1 differ
Ethernet LANKnown for one	No	Unknown — not stated by the source
Drive device, transfer rateKnown for one	150 MB/s	Unknown — not stated by the source
Fibre ChannelKnown for one	No	Unknown — not stated by the source
FireWire 400Known for one	No	Unknown — not stated by the source
FireWire 800Known for one	No	Unknown — not stated by the source
Internal	Yes	Yes
USB 2.0 ports quantityDiffers	0	1
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
USB poweredKnown for one	No	Unknown — not stated by the source
Minimum system requirementsKnown for one	Unknown — not stated by the source	PC
Mac compatibilityKnown for one	Unknown — not stated by the source	No
USB requiredKnown 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.