Average Bench: 26.4% (135th of 639)

Based on 6,141 user benchmarks.  Device: VID 0781 PID 5581 Models: SanDisk SanDisk Ultra, SanDisk Ultra
Poor: 11%Average: 26.4% Great: 39%

Very poor average bench

The SanDisk Ultra USB 3.0 64GB averaged 73.6% 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 1.83MB/s
Avg. 4K Random Write Speed 1.61MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra USB 3.0 64GB is 28.1%. 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 27.9MB/s
Avg. 4K Random Read Speed 5.04MB/s
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Average Bench

(Based on 6,141 samples)
Min Avg Max
26.3 Read 97.4 161
11.5 Write 39.5 66.9
9.85 Mixed 43.9 81.5
10.2 SusWrite 27.9 41.1
60.9% 52.2 MB/s
Min Avg Max
2.9 4K Read 5.04 6.8
0.2 4K Write 1.61 2.3
0.46 4K Mixed 1.83 3.1
136% 2.83 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: 34 44 41 41 44 26 MB/s
Read 143
Write 55.5
Mixed 28.8
SusWrite 38.4
73% 66.3 MB/s
4K Read 4.9
4K Write 0.9
4K Mixed 2.6
137% 2.8 MB/s
57GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 32 35 36 21 14 16 MB/s
Read 90.5
Write 33.1
Mixed 40.9
SusWrite 25.7
55% 47.5 MB/s
4K Read 7
4K Write 2.3
4K Mixed 1.7
162% 3.67 MB/s
52GB free, PID 5581
Operating at USB 2.1 Speed
SusWrite @10s intervals: 22 22 22 23 23 14 MB/s
Read 36.7
Write 23
Mixed 21
SusWrite 21
32% 25.4 MB/s
4K Read 5.6
4K Write 2
4K Mixed 1.3
133% 2.97 MB/s
57GB free, PID 5581
Operating at USB 2.1 Speed
SusWrite @10s intervals: 20 16 20 20 20 20 MB/s
Read 36.5
Write 18.5
Mixed 16.2
SusWrite 19.2
28% 22.6 MB/s
4K Read 4
4K Write 1.6
4K Mixed 2.2
144% 2.6 MB/s
39GB free, PID 5581
Operating at USB 2.1 Speed
SusWrite @10s intervals: 15 10 16 17 17 13 MB/s
Read 34.5
Write 9.5
Mixed 9.8
SusWrite 14.6
19% 17.1 MB/s
4K Read 3.7
4K Write 1.5
4K Mixed 2.1
136% 2.43 MB/s
6,141 MORE »

 Prices

AmazonUS $1219 mins
BHPhotoUS $1213 hrs
NeweggUS $7858 mins
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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) May 2019 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 $356Nvidia GTX 1070 $314Samsung 850 Evo 250GB $92
AMD Ryzen 5 1600 $108Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 2600 $145Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $90SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $73Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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