Average Bench: 29.1% (106th of 639)

Based on 1,348 user benchmarks.  Device: VID 0bc2 PID a013 Model: Seagate Backup+ BK
Poor: 13%Average: 29.1% Great: 45%

Very poor average bench

The Seagate Backup+ BK 1TB averaged 70.8% 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 1.7MB/s
Avg. Sustained Write Speed 64.6MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Seagate Backup+ BK 1TB is 31.7%. This is a relatively narrow range which indicates that the Seagate Backup+ BK 1TB performs reasonably consistently under varying real world conditions.


Avg. 4K Random Read Speed 0.47MB/s
Avg. Sequential Read Speed 66.9MB/s

Average Bench

(Based on 1,348 samples)
Min Avg Max
27.2 Read 66.9 107
19.5 Write 45.4 73.7
21.1 Mixed 40.3 58.5
21.9 SusWrite 64.6 107
71.5% 54.3 MB/s
Min Avg Max
0.3 4K Read 0.47 0.5
0.7 4K Write 1.7 2.2
0.5 4K Mixed 0.76 0.9
85.3% 0.98 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
608GB free, PID a013
Operating at USB 3.0 Speed
SusWrite @10s intervals: 92 98 97 97 98 98 MB/s
Read 96
Write 63.3
Mixed 57.3
SusWrite 96.7
103% 78.3 MB/s
4K Read 0.5
4K Write 2
4K Mixed 0.9
100% 1.13 MB/s
85GB free, PID a013
Operating at USB 3.0 Speed
SusWrite @10s intervals: 61 68 68 68 67 68 MB/s
Read 93
Write 59.2
Mixed 50.7
SusWrite 66.8
86% 67.4 MB/s
4K Read 0.5
4K Write 1.8
4K Mixed 0.8
90% 1.03 MB/s
1,348 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) January 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 $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $42
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $356Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $16
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