Average Bench: 26.1% (141st of 639)

Based on 5,698 user benchmarks.  Device: VID 0781 PID 5591 Model: SanDisk Ultra USB 3.0
Poor: 12%Average: 26.1% Great: 39%

Very poor average bench

The SanDisk Ultra Flair USB 3.0 32GB averaged 73.8% 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 Mixed IO Speed 2.58MB/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 27.4%. 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 24.2MB/s
Avg. Sequential Read Speed 84.7MB/s
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Average Bench

(Based on 5,698 samples)
Min Avg Max
26.5 Read 84.7 161
10.7 Write 41.1 98.9
13.7 Mixed 48.2 108
11.6 SusWrite 24.2 37.4
59.6% 49.5 MB/s
Min Avg Max
3.2 4K Read 5.08 6.7
0.5 4K Write 2.4 3.8
0.8 4K Mixed 2.58 4.3
188% 3.36 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
27GB free, PID 5591
Operating at USB 3.0 Speed
SusWrite @10s intervals: 57 62 34 24 24 20 MB/s
Read 151
Write 55.2
Mixed 71.2
SusWrite 36.7
90% 78.4 MB/s
4K Read 6
4K Write 1.3
4K Mixed 1.6
121% 2.97 MB/s
10GB free, PID 5591
Operating at USB 3.0 Speed
SusWrite @10s intervals: 43 42 6.3 12 12 16 MB/s
Read 93.8
Write 45
Mixed 58.3
SusWrite 22
66% 54.8 MB/s
4K Read 5.5
4K Write 3.7
4K Mixed 3.6
269% 4.27 MB/s
10GB free, PID 5591
Operating at USB 3.0 Speed
SusWrite @10s intervals: 45 39 11 13 15 16 MB/s
Read 84.5
Write 40.5
Mixed 53.5
SusWrite 22.9
61% 50.3 MB/s
4K Read 5.6
4K Write 2.9
4K Mixed 4.4
269% 4.3 MB/s
28GB free, PID 5591
Operating at USB 3.0 Speed
SusWrite @10s intervals: 32 23 22 21 21 20 MB/s
Read 114
Write 34
Mixed 45.2
SusWrite 23.1
60% 54 MB/s
4K Read 3.9
4K Write 1.5
4K Mixed 0.8
93% 2.07 MB/s
12GB free, PID 5591
Operating at USB 2.1 Speed
SusWrite @10s intervals: 27 27 27 21 11 14 MB/s
Read 37.8
Write 26.5
Mixed 30.3
SusWrite 21.1
38% 28.9 MB/s
4K Read 5
4K Write 3.7
4K Mixed 3.6
267% 4.1 MB/s
29GB free, PID 5591
Operating at USB 2.1 Speed
SusWrite @10s intervals: 27 27 27 23 13 14 MB/s
Read 33
Write 26.3
Mixed 28.7
SusWrite 21.8
36% 27.5 MB/s
4K Read 5.1
4K Write 3.4
4K Mixed 4.1
274% 4.2 MB/s
15GB free, PID 5591
Operating at USB 2.1 Speed
SusWrite @10s intervals: 23 23 23 23 16 13 MB/s
Read 32.5
Write 21.3
Mixed 24.3
SusWrite 20.2
32% 24.6 MB/s
4K Read 4.5
4K Write 3.3
4K Mixed 3.1
234% 3.63 MB/s
5,698 MORE »

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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]

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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

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 Frequently Asked Questions

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The Best.
CPUGPUSSD
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 $324Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
HDDRAMUSB
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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