Average Bench: 43.9% (426th of 1015)

Based on 10,798 user benchmarks.  Models: ST320LT007-9ZV142, ST320LT007-9ZV14, ST320LT0 ST320LT007-9ZV1, ST320LT0 ST320LT007-9ZV14, ST320LT0 07-9ZV142

Below average average bench

The Seagate Momentus Thin 7200 2.5" 320GB averaged 56.0% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. 4K Random Mixed IO Speed 0.61MB/s
Avg. 4K Random Read Speed 0.5MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Seagate Momentus Thin 7200 2.5" 320GB is 50.9%. This is a relatively wide range which indicates that the Seagate Momentus Thin 7200 2.5" 320GB performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 45.4MB/s
Avg. 4K Random Write Speed 0.85MB/s

Average Bench

(Based on 10,798 samples)
Min Avg Max
14.5 Read 81.6 115
19.4 Write 75.5 109
18.7 Mixed 45.4 58.3
19.8 SusWrite 71.6 114
50.3% 68.5 MB/s
Min Avg Max
0.2 4K Read 0.5 0.6
0.49 4K Write 0.85 1.1
0.2 4K Mixed 0.61 0.8
105% 0.66 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
267GB free
Firmware: 0004LVM1
SusWrite @10s intervals: 113 114 112 114 114 114 MB/s
Read 120
Write 118
Mixed 60.7
SusWrite 114
76% 103 MB/s
4K Read 0.6
4K Write 1.1
4K Mixed 0.9
145% 0.87 MB/s
296GB free
Firmware: 0003DEM1
SusWrite @10s intervals: 92 101 102 102 104 105 MB/s
Read 105
Write 53.5
Mixed 53.6
SusWrite 101
58% 78.2 MB/s
4K Read 0.6
4K Write 1.1
4K Mixed 0.7
123% 0.8 MB/s
91GB free
Firmware: 0004LVM1
SusWrite @10s intervals: 12 11 9.1 26 22 21 MB/s
Read 11.5
Write 28.8
Mixed 20.2
SusWrite 16.9
14% 19.4 MB/s
4K Read 0.3
4K Write 0.7
4K Mixed 0.3
59% 0.43 MB/s
10,798 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 40,749,633 HDDs tested.


AmazonUS $1921 days
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Typical Momentus Thin 7200 2.5" 320GB Builds (Compare 4,103 builds) See popular component choices, score breakdowns and rankings.
Gaming 2%
Tree trunk
Desktop 52%
Workstation 2%
Tree trunk

System: Dell Latitude E6420

EDIT WITH CUSTOM PC BUILDER Value: 60% - Above average Total price: $122

Popular Momentus Thin 7200 2.5" 320GB systems:

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Hard Drive Rankings (Price vs Performance) September 2021 HDD Rankings.

We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by current cost per GB to yield value for money. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top HDDs. [HDrivePro]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.


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2 months ago.

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1015 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different HDDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

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Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
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Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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