Product comparison · 2 internal hard drives

Seagate Barracuda 7200.7 SATA 120GB RK vs Seagate MOMENTUS 7200.1 100GB ATA

Key differences

HDD capacity
- Barracuda 7200.7 SATA 120GB RK:120 GB
- MOMENTUS 7200.1 100GB ATA:100 GB
Interface
- Barracuda 7200.7 SATA 120GB RK:Serial ATA
- MOMENTUS 7200.1 100GB ATA:Ultra-ATA/100
Average seek time
- Barracuda 7200.7 SATA 120GB RK:8.5 ms
- MOMENTUS 7200.1 100GB ATA:10.5 ms
Average latency
- Barracuda 7200.7 SATA 120GB RK:4.16 ms
- MOMENTUS 7200.1 100GB ATA:4.2 ms
Operating temperature (T-T)
- Barracuda 7200.7 SATA 120GB RK:0 - 60 °C
- MOMENTUS 7200.1 100GB ATA:5 - 55 °C
Weight
- Barracuda 7200.7 SATA 120GB RK:635 g
- MOMENTUS 7200.1 100GB ATA:115 g
Dimensions (WxDxH)
- Barracuda 7200.7 SATA 120GB RK:146.99 x 101.6 x 26.035 mm
- MOMENTUS 7200.1 100GB ATA:100.2 x 69.85 x 9.5 mm

Differences highlightedShow differences only

Comparison of Barracuda 7200.7 SATA 120GB RK, MOMENTUS 7200.1 100GB ATA
16 specifications	A Seagate Barracuda 7200.7 SATA 120GB RK View product	B Seagate MOMENTUS 7200.1 100GB ATA View product
Features4 differ
HDD capacityDiffers	120 GB	100 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
InterfaceDiffers	Serial ATA	Ultra-ATA/100
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer size	8 MB	8 MB
Average seek timeDiffers	8.5 ms	10.5 ms
Average latencyDiffers	4.16 ms	4.2 ms
HDD number of headsKnown for one	3	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 V
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 55 °C
Weight & dimensions1 differ
WeightDiffers	635 g	115 g
Other features1 differ
Dimensions (WxDxH)Differs	146.99 x 101.6 x 26.035 mm	100.2 x 69.85 x 9.5 mm
Internal	Yes	Yes
USB powered	No	No
HDD transfer rateKnown for one	150 Mbit/s	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.