WDWD4004FZWX
SeagateST8000DM004

Release date: Q2 2016.

VS
About

Release date ≈ Q3 2017.

Real World Speed
Performance profile from 10,892 user samples
6,635 User Benchmarks
Best Bench: 113% 3.5TB free
Worst Bench: 65% 3.5TB free
Poor: 65% Great: 113%
SPEED RANK: 13th / 1015
4,257 User Benchmarks
Best Bench: 92% 6TB free
Worst Bench: 41% 7TB free
Poor: 41% Great: 92%
SPEED RANK: 135th / 1015
Effective Speed
Effective HDD Speed
92.8 % Much faster effective speed.
+35%
68.9 %
Read
Avg. Sequential Read Speed
162 MB/s Much faster read speed.
+66%
97.5 MB/s
Write
Avg. Sequential Write Speed
167 MB/s Much faster write speed.
+40%
119 MB/s
4K Read
Avg. 4K Random Read Speed
0.97 MB/s 1.51 MB/s Much faster random read.
+56%
4K Write
Avg. 4K Random Write Speed
4.89 MB/s +3% 4.74 MB/s
Mixed
Avg. Sequential Mixed IO Speed
72.9 MB/s Slightly faster mixed IO speed.
+10%
66 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
0.67 MB/s +5% 0.64 MB/s
SusWrite
Avg. Sustained Write Speed
161 MB/s Slightly faster sustained write speed.
+14%
141 MB/s
Read
Peak Sequential Read Speed
200 MB/s Much faster peak read speed.
+35%
148 MB/s
Write
Peak Sequential Write Speed
204 MB/s Much faster peak write speed.
+32%
154 MB/s
4K Read
Peak 4K Random Read Speed
1.1 MB/s 2.92 MB/s Hugely faster peak random read.
+165%
4K Write
Peak 4K Random Write Speed
6.3 MB/s Faster peak random write.
+15%
5.46 MB/s
Mixed
Peak Sequential Mixed IO Speed
83.8 MB/s +4% 80.2 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 Slightly faster peak sustained write speed.
+9%
182 MB/s
Market Share
Based on 21,762,698 HDDs tested.
Market Share
Market Share (trailing 30 days)
0.05 % 0.08 % Much higher market share.
+60%
Value
Value For Money
42.7 % 73.5 % Much better value.
+72%
User Rating
UBM User Rating
60 % Slightly more popular.
+13%
53 %
Price
Price (score)
$174 $150 Slightly cheaper.
+14%
Age
Newest
42 Months 28+ Months Much more recent.
+33%
Capacity
Capacity
4TB 8TB
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excelent HDD, its great to have so much space to save all my projects, games and videos. maybe till the end of the year i will buy the 12tb version [Mar '18 paulvanjaf]

MORE DETAILS

Hard Drive Rankings (Price vs Performance) December 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 $145Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $44
Intel Core i5-9600K $200Nvidia RTX 2060 $324Samsung 850 Evo 120GB $150
Intel Core i7-9700K $360AMD RX 590 $180Samsung 850 Pro 512GB $230
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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