Average Bench: 45.1% (28th of 639)

Based on 20 user benchmarks.  Device: VID null PID null Model: ST4000DM 000-1F2168
Poor: 11%Average: 45.1% Great: 61%

Below average average bench

The ST4000DM 000-1F2168 4TB averaged 54.9% 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. Sequential Write Speed 111MB/s
Avg. Sustained Write Speed 106MB/s

Average consistency

The range of scores (95th - 5th percentile) for the ST4000DM 000-1F2168 4TB is 49.6%. This is a relatively wide range which indicates that the ST4000DM 000-1F2168 4TB performs inconsistently under varying real world conditions.


Avg. 4K Random Read Speed 0.63MB/s
Avg. 4K Random Mixed IO Speed 0.3MB/s

Average Bench

(Based on 20 samples)
Min Avg Max
12.8 Read 120 176
11.9 Write 111 152
11 Mixed 72.3 135
0.3 SusWrite 106 161
136% 102 MB/s
Min Avg Max
0.33 4K Read 0.63 0.78
0.47 4K Write 1.24 1.83
0.15 4K Mixed 0.3 0.8
54.7% 0.72 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1.5TB free, PID null
SusWrite @10s intervals: 153 162 162 162 163 163 MB/s
Read 161
Write 130
Mixed 74.8
SusWrite 161
174% 132 MB/s
4K Read 0.6
4K Write 1.7
4K Mixed 0.7
84% 1 MB/s
555GB free, PID null
SusWrite @10s intervals: 134 134 134 135 135 135 MB/s
Read 176
Write 140
Mixed 89.5
SusWrite 134
175% 135 MB/s
4K Read 0.7
4K Write 1.8
4K Mixed 0.7
88% 1.07 MB/s
3TB free, PID null
SusWrite @10s intervals: 130 130 134 133 126 132 MB/s
Read 144
Write 128
Mixed 61.5
SusWrite 131
152% 116 MB/s
4K Read 0.6
4K Write 1.1
4K Mixed 0.8
67% 0.83 MB/s
20 MORE »
How Fast Is Your USB? (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.
USB Flash Drive Rankings (Price vs Performance) December 2018 USB Rankings.

We highlight the best USB flash drive in terms of balanced performance and value for money using current prices, sequential read, sequential write , 4k read and 4k write speed. The speeds are combined to form a single effective speed which measures performance for tasks such as copying photos, music and videos. Effective speed is adjusted by current price and capacity to yield value for money. Finally thousands of individual user ratings are used to validate our benchmark figures. [USBFlashPro]


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.


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

See how consistently different USBs 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 i7-8700K $370Nvidia GTX 1070 $330Samsung 850 Evo 250GB $63
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $210Samsung 850 Evo 500GB $90
Intel Core i5-8600K $243Nvidia GTX 1080-Ti $770Samsung 850 Pro 256GB $163
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $125SanDisk Extreme 64GB $72
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $830SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $44Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
Today's hottest deals
User Guide  •  About  •  FAQs  •  Email  •  Privacy  •  Developer Feedback