Average Bench: 25.3% (157th of 639)

Based on 9,925 user benchmarks.  Device: VID 0781 PID 5591 Model: SanDisk Ultra USB 3.0
Poor: 11%Average: 25.3% Great: 40%

Very poor average bench

The SanDisk Ultra Flair USB 3.0 32GB averaged 74.6% 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 Mixed IO Speed 2.66MB/s
Avg. 4K Random Write Speed 2.4MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra Flair USB 3.0 32GB is 28.5%. This is a relatively narrow range which indicates that the SanDisk Ultra Flair USB 3.0 32GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 21.7MB/s
Avg. 4K Random Read Speed 4.91MB/s
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Average Bench

(Based on 9,925 samples)
Min Avg Max
29 Read 83.2 158
7.82 Write 41.4 99.3
12.7 Mixed 48 108
4.11 SusWrite 21.7 36.4
58.5% 48.6 MB/s
Min Avg Max
2.5 4K Read 4.91 6.7
0.5 4K Write 2.4 3.8
0.81 4K Mixed 2.66 4.4
190% 3.32 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
26GB free, PID 5591
Operating at USB 3.0 Speed
SusWrite @10s intervals: 83 12 16 17 19 20 MB/s
Read 145
Write 104
Mixed 109
SusWrite 27.9
121% 96.6 MB/s
4K Read 5.4
4K Write 3.4
4K Mixed 4.4
285% 4.4 MB/s
6GB free, PID 5591
Operating at USB 3.0 Speed
SusWrite @10s intervals: 60 13 12 5.4 4.4 MB/s
Read 165
Write 60.3
Mixed 60.9
SusWrite 17.4
83% 75.9 MB/s
4K Read 6.7
4K Write 2.3
4K Mixed 1.5
154% 3.5 MB/s
25GB free, PID 5591
Operating at USB 3.0 Speed
SusWrite @10s intervals: 65 21 11 8.2 6.4 3.9 MB/s
Read 169
Write 56.6
Mixed 62.8
SusWrite 19.3
84% 76.8 MB/s
4K Read 7.3
4K Write 0.7
4K Mixed 1.2
92% 3.07 MB/s
24GB free, PID 5591
Operating at USB 2.1 Speed
SusWrite @10s intervals: 26 25 26 25 14 14 MB/s
Read 38.6
Write 26
Mixed 30.3
SusWrite 21.6
38% 29.1 MB/s
4K Read 5.1
4K Write 3.4
4K Mixed 3.9
267% 4.13 MB/s
29GB free, PID 5591
Operating at USB 2.1 Speed
SusWrite @10s intervals: 25 25 24 23 15 10 MB/s
Read 36
Write 24.2
Mixed 27.4
SusWrite 20.3
35% 27 MB/s
4K Read 4.6
4K Write 3.1
4K Mixed 3.8
252% 3.83 MB/s
9,925 MORE »

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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.
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  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
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  • - Reports are generated and presented on userbenchmark.com.
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USB Flash Drive Rankings (Price vs Performance) December 2021 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 i5-12600K $300Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11600K $220Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i5-11400F $195Nvidia RTX 3080 $700Samsung 850 Evo 120GB $200
HDDRAMUSB
Seagate Barracuda 1TB (2016) $38Corsair Vengeance LPX DDR4 3200 C16 2x8GB $67SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $76SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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