Average Bench: 25.9% (136th of 639)

Based on 4,677 user benchmarks.  Device: VID 0781 PID 5581 Models: SanDisk SanDisk Ultra, SanDisk Ultra
Poor: 11%Average: 25.9% Great: 39%

Very poor average bench

The SanDisk Ultra USB 3.0 64GB averaged 74.0% 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 1.89MB/s
Avg. 4K Random Write Speed 1.56MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra USB 3.0 64GB is 28.2%. This is a relatively narrow range which indicates that the SanDisk Ultra USB 3.0 64GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 28.7MB/s
Avg. 4K Random Read Speed 4.75MB/s
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Average Bench

(Based on 4,677 samples)
Min Avg Max
26 Read 94.9 159
11.2 Write 38.9 67
12 Mixed 41.9 79.4
9.57 SusWrite 28.7 48.3
59.7% 51.1 MB/s
Min Avg Max
2.5 4K Read 4.75 6.7
0.44 4K Write 1.56 2.4
0.8 4K Mixed 1.89 3
135% 2.73 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
28GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 55 62 26 24 23 25 MB/s
Read 155
Write 51.1
Mixed 71.9
SusWrite 36
90% 78.5 MB/s
4K Read 6.2
4K Write 2
4K Mixed 1.6
146% 3.27 MB/s
28GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 63 59 26 24 24 23 MB/s
Read 153
Write 61.6
Mixed 57.3
SusWrite 36.4
88% 77 MB/s
4K Read 6.5
4K Write 2
4K Mixed 1.5
143% 3.33 MB/s
55GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 54 62 38 14 14 14 MB/s
Read 142
Write 30.7
Mixed 69.5
SusWrite 32.9
77% 68.8 MB/s
4K Read 3.7
4K Write 2.2
4K Mixed 2.3
167% 2.73 MB/s
49GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 27 25 23 22 20 21 MB/s
Read 125
Write 65.3
Mixed 79.4
SusWrite 23.1
88% 73.2 MB/s
4K Read 3.8
4K Write 1.7
4K Mixed 1.9
137% 2.47 MB/s
55GB free, PID 5581
Operating at USB 2.1 Speed
SusWrite @10s intervals: 18 18 18 18 19 19 MB/s
Read 31.5
Write 18.7
Mixed 16.6
SusWrite 18.3
27% 21.3 MB/s
4K Read 4.4
4K Write 1.6
4K Mixed 2.2
146% 2.73 MB/s
4,677 MORE »

 Prices

AmazonUS $1717 mins
BHPhotoUS $206 hrs
NeweggUS $785 hrs
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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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USB Flash Drive Rankings (Price vs Performance) November 2018 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 i7-8700K $340Nvidia GTX 1070 $330Samsung 850 Evo 250GB $77
AMD Ryzen 5 1600 $130Nvidia GTX 1060-6GB $220Samsung 850 Evo 500GB $100
Intel Core i5-8600K $237AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $130SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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