Product comparison · 2 internal hard drives

Seagate Barracuda 7200.11 SATA 3Gb/s 1TB vs Seagate Momentus 500GB

Key differences

HDD capacity
- Barracuda 7200.11 SATA 3Gb/s 1TB:1 TB
- Momentus 500GB:500 GB
HDD speed
- Barracuda 7200.11 SATA 3Gb/s 1TB:7200 RPM
- Momentus 500GB:5400 RPM
HDD size
- Barracuda 7200.11 SATA 3Gb/s 1TB:3.5"
- Momentus 500GB:2.5"
Storage drive buffer size
- Barracuda 7200.11 SATA 3Gb/s 1TB:32 MB
- Momentus 500GB:8 MB
Read seek time
- Barracuda 7200.11 SATA 3Gb/s 1TB:8.5 ms
- Momentus 500GB:14 ms
Average latency
- Barracuda 7200.11 SATA 3Gb/s 1TB:4.16 ms
- Momentus 500GB:5.6 ms
Operating voltage
- Barracuda 7200.11 SATA 3Gb/s 1TB:5 / 12 V
- Momentus 500GB:5 V
Weight
- Barracuda 7200.11 SATA 3Gb/s 1TB:640 g
- Momentus 500GB:98.8 g

Differences highlightedShow differences only

Comparison of Barracuda 7200.11 SATA 3Gb/s 1TB, Momentus 500GB
23 specifications	A Seagate Barracuda 7200.11 SATA 3Gb/s 1TB View product	B Seagate Momentus 500GB View product
Features6 differ
HDD capacityDiffers	1 TB	500 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	Serial ATA	Serial ATA
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeDiffers	32 MB	8 MB
Read seek timeDiffers	8.5 ms	14 ms
Average latencyDiffers	4.16 ms	5.6 ms
Write seek timeKnown for one	10 ms	Unknown — not stated by the source
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	750000 h	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 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
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.3 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightDiffers	640 g	98.8 g
Other featuresidentical
HDD transfer rateKnown for one	Unknown — not stated by the source	300 Mbit/s
Internal	Yes	Yes
Dimensions (WxDxH)Known for one	101.6 x 146.99 x 26.11 mm	Unknown — not stated by the source
Drive device, transfer rateKnown for one	300 MB/s	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	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.