Average Bench: 30.2% (94th of 639)

Based on 135 user benchmarks.  Device: VID 0bc2 PID ab24 Model: Seagate BUP Slim SL
Poor: 13%Average: 30.2% Great: 49%

Poor average bench

The Seagate BUP Slim SL 1.5TB averaged 69.8% 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.

Strengths

Avg. 4K Random Write Speed 2.01MB/s
Avg. Sustained Write Speed 66.3MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Seagate BUP Slim SL 1.5TB is 35.4%. This is a relatively wide range which indicates that the Seagate BUP Slim SL 1.5TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.62MB/s
Avg. Sequential Read Speed 63.7MB/s
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Average Bench

(Based on 135 samples)
Min Avg Max
23.2 Read 63.7 108
20.9 Write 63.3 116
11.3 Mixed 52.9 109
16.2 SusWrite 66.3 116
83.9% 61.6 MB/s
Min Avg Max
0.32 4K Read 0.62 1.2
0.77 4K Write 2.01 4.02
0.23 4K Mixed 0.49 1
87.2% 1.04 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1TB free, PID ab24
Operating at USB 3.0 Speed
SusWrite @10s intervals: 94 96 94 95 95 95 MB/s
Read 108
Write 84.2
Mixed 63.5
SusWrite 94.7
115% 87.6 MB/s
4K Read 0.6
4K Write 1.8
4K Mixed 1
98% 1.13 MB/s
203GB free, PID ab24
Operating at USB 3.0 Speed
SusWrite @10s intervals: 83 81 81 81 81 80 MB/s
Read 96.4
Write 72.7
Mixed 50.4
SusWrite 80.9
98% 75.1 MB/s
4K Read 0.4
4K Write 1.8
4K Mixed 0.7
86% 0.97 MB/s
532GB free, PID ab24
Operating at USB 3.0 Speed
SusWrite @10s intervals: 51 50 49 49 50 52 MB/s
Read 70.2
Write 97.9
Mixed 51.3
SusWrite 50.3
92% 67.4 MB/s
4K Read 1.1
4K Write 4.1
4K Mixed 0.7
167% 1.97 MB/s
626GB free, PID ab24
Operating at USB 2.1 Speed
SusWrite @10s intervals: 27 27 27 26 27 27 MB/s
Read 28.8
Write 24.8
Mixed 25.8
SusWrite 26.9
36% 26.6 MB/s
4K Read 0.6
4K Write 4.2
4K Mixed 1
179% 1.93 MB/s
744GB free, PID ab24
Operating at USB 2.1 Speed
SusWrite @10s intervals: 17 16 16 16 16 16 MB/s
Read 24.4
Write 21.8
Mixed 20.6
SusWrite 16.1
28% 20.7 MB/s
4K Read 1.1
4K Write 3.4
4K Mixed 0.7
144% 1.73 MB/s
504GB free, PID ab24
Operating at USB 2.1 Speed
SusWrite @10s intervals: 29 29 29 29 29 29 MB/s
Read 30.5
Write 28.5
Mixed 24.8
SusWrite 28.8
38% 28.2 MB/s
4K Read 0.5
4K Write 1.8
4K Mixed 0.8
90% 1.03 MB/s
135 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.
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  • - Explore your best upgrade options with a virtual PC build.
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  • - Share your opinion by voting.
USB Flash Drive Rankings (Price vs Performance) November 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]

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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.

 Comments

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.
CPUGPUSSD
Intel Core i5-9600K $190Nvidia RTX 3070 $500Crucial MX500 250GB $34
Intel Core i5-9400F $150Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $78
Intel Core i5-10600K $260Nvidia GTX 1650S (Super) $190Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $64SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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