Average Bench: 32.4% (664th of 1015)

Based on 60,882 user benchmarks.  Models: ST9500325AS, ST950032 5AS, ST950032 ST9500325AS

Poor average bench

The Seagate Momentus 5400.6 2.5" 500GB averaged 67.5% 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 0.56MB/s
Avg. 4K Random Write Speed 0.97MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Seagate Momentus 5400.6 2.5" 500GB is 29.8%. This is a relatively narrow range which indicates that the Seagate Momentus 5400.6 2.5" 500GB performs reasonably consistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 33.1MB/s
Avg. Sustained Write Speed 53.3MB/s

Average Bench

(Based on 60,882 samples)
Min Avg Max
23.6 Read 59.7 78.5
15.2 Write 55.5 74.1
13.5 Mixed 33.1 40
17 SusWrite 53.3 76
36.9% 50.4 MB/s
Min Avg Max
0.2 4K Read 0.42 0.5
0.6 4K Write 0.97 1.4
0.3 4K Mixed 0.56 0.7
97.9% 0.65 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
391GB free
Firmware: 0001SDM1
SusWrite @10s intervals: 69 64 73 70 71 68 MB/s
Read 70.2
Write 68.2
Mixed 38.5
SusWrite 69.2
45% 61.5 MB/s
4K Read 0.5
4K Write 1.2
4K Mixed 0.6
110% 0.77 MB/s
140GB free
Firmware: D005DEM1
SusWrite @10s intervals: 58 56 57 57 58 58 MB/s
Read 79.3
Write 78
Mixed 39.7
SusWrite 57.3
47% 63.6 MB/s
4K Read 0.5
4K Write 1.2
4K Mixed 0.6
110% 0.77 MB/s
389GB free (System drive)
Firmware: 0006SDM2
SusWrite @10s intervals: 24 19 27 25 30 28 MB/s
Read 41.6
Write 36.1
Mixed 18.2
SusWrite 25.5
22% 30.3 MB/s
4K Read 0.1
4K Write 0.3
4K Mixed 0.2
32% 0.2 MB/s
60,882 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 34,993,211 HDDs tested.


AmazonUS $3623 mins
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Typical Momentus 5400.6 2.5" 500GB Builds (Compare 5,479 builds) See popular component choices, score breakdowns and rankings.
Gaming 2%
Tree trunk
Desktop 53%
Workstation 2%
Tree trunk

System: HP Pavilion g6 Notebook PC

EDIT WITH CUSTOM PC BUILDER Value: 52% - Above average Total price: $262

Popular Momentus 5400.6 2.5" 500GB systems:

How Fast Is Your HDD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
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  • - Share your opinion by voting.
Hard Drive Rankings (Price vs Performance) January 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.


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

 Best User Rated

The Best.
Intel Core i5-9600K $208Nvidia RTX 3060-Ti $400Crucial MX500 250GB $47
Intel Core i5-10600K $257Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10400F $161Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $40
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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