Average Bench: 50.5% (21st of 639)

Based on 1,332 user benchmarks.  Device: VID 0bc2 PID ab38 Model: Seagate Backup+ Hub BK
Poor: 16%Average: 50.5% Great: 75%

Average average bench

The Seagate Backup+ Hub BK 8TB averaged 49.5% 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 Write Speed 4.45MB/s
Avg. Sustained Write Speed 108MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Seagate Backup+ Hub BK 8TB is 59.4%. This is a relatively wide range which indicates that the Seagate Backup+ Hub BK 8TB performs inconsistently under varying real world conditions.


Avg. 4K Random Read Speed 2.9MB/s
Avg. Sequential Read Speed 87MB/s

Average Bench

(Based on 1,332 samples)
Min Avg Max
19 Read 87 151
19.9 Write 102 159
19 Mixed 63.8 109
14.3 SusWrite 108 177
124% 90.2 MB/s
Min Avg Max
0.5 4K Read 2.9 8.9
1.18 4K Write 4.45 7.2
0.4 4K Mixed 0.64 0.9
184% 2.66 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
6.5TB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 155 156 168 166 171 172 MB/s
Read 136
Write 152
Mixed 101
SusWrite 165
191% 139 MB/s
4K Read 6.1
4K Write 4.3
4K Mixed 0.8
196% 3.73 MB/s
2.5TB free, PID ab38
SusWrite @10s intervals: 155 161 161 160 156 161 MB/s
Read 48.7
Write 113
Mixed 57.3
SusWrite 159
141% 94.6 MB/s
4K Read 1.2
4K Write 5.4
4K Mixed 0.6
208% 2.4 MB/s
2TB free, PID ab38
Operating at USB 3.1 Speed
SusWrite @10s intervals: 50 50 50 50 50 51 MB/s
Read 132
Write 131
Mixed 95
SusWrite 50.2
133% 102 MB/s
4K Read 5.6
4K Write 4.3
4K Mixed 0.7
191% 3.53 MB/s
2.5TB free, PID ab38
SusWrite @10s intervals: 72 72 87 74 53 55 MB/s
Read 64
Write 65
Mixed 80.5
SusWrite 68.7
97% 69.6 MB/s
4K Read 2.3
4K Write 1.5
4K Mixed 0.2
66% 1.33 MB/s
1,332 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.

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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.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
USB Flash Drive Rankings (Price vs Performance) September 2020 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 i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $43
Intel Core i5-9400F $140Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $290Nvidia RTX 2070S (Super) $475Samsung 860 Evo 250GB $44
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $66SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Extreme 16GB $28
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