WDWD4004FZWX
SeagateST250DM000

Release date: Q2 2016.

VS
About

Release date ≤ Q1 2014.

Real World Speed
Performance profile from 21,345 user samples
6,371 User Benchmarks
Best Bench: 113% 3.5TB free
Worst Bench: 64% 2TB free
Poor: 64% Great: 113%
SPEED RANK: 13th / 1015
14,974 User Benchmarks
Best Bench: 74% 107GB free
Worst Bench: 19% 16GB free (System drive)
Poor: 19% Great: 74%
SPEED RANK: 274th / 1015
Effective Speed
Effective HDD Speed
93.5 % Much faster effective speed.
+74%
53.9 %
Read
Avg. Sequential Read Speed
163 MB/s Much faster read speed.
+63%
100 MB/s
Write
Avg. Sequential Write Speed
168 MB/s Much faster write speed.
+77%
94.7 MB/s
4K Read
Avg. 4K Random Read Speed
0.97 MB/s Much faster random read.
+62%
0.6 MB/s
4K Write
Avg. 4K Random Write Speed
4.9 MB/s Hugely faster random write.
+305%
1.21 MB/s
Mixed
Avg. Sequential Mixed IO Speed
72.9 MB/s Much faster mixed IO speed.
+42%
51.3 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
0.67 MB/s 0.7 MB/s +4%
SusWrite
Avg. Sustained Write Speed
162 MB/s Hugely faster sustained write speed.
+85%
87.6 MB/s
Read
Peak Sequential Read Speed
201 MB/s Much faster peak read speed.
+49%
135 MB/s
Write
Peak Sequential Write Speed
205 MB/s Much faster peak write speed.
+58%
130 MB/s
4K Read
Peak 4K Random Read Speed
1.1 MB/s Much faster peak random read.
+57%
0.7 MB/s
4K Write
Peak 4K Random Write Speed
6.3 MB/s Hugely faster peak random write.
+232%
1.9 MB/s
Mixed
Peak Sequential Mixed IO Speed
83.5 MB/s Faster peak mixed IO speed.
+27%
66 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
0.9 MB/s 0.9 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
198 MB/s Much faster peak sustained write speed.
+51%
131 MB/s
Market Share
Based on 21,111,902 HDDs tested.
Market Share
Market Share (trailing 30 days)
0.07 % 0.17 % Hugely higher market share.
+143%
Value
Value For Money
43 % Hugely better value.
+275%
11.5 %
User Rating
UBM User Rating
60 % More popular.
+18%
51 %
Price
Price (score)
$174 $23 Hugely cheaper.
+87%
Age
Newest
41 Months Much more recent.
+41%
69+ Months
Capacity
Capacity
4TB 250GB
Hard Drive Rankings (Price vs Performance) November 2019 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]

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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.
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.

UserBenchmark of the month

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.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $148Nvidia GTX 1660 $210Crucial MX500 250GB $45
Intel Core i5-9600K $210Nvidia GTX 1660S (Super) $234Samsung 850 Evo 120GB $150
Intel Core i7-9700K $349Nvidia GTX 1660-Ti $260Samsung 860 Evo 250GB $49
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $75Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Ultra Fit 32GB $14
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