Average Bench: 13.5% (370th of 639)

more Based on 14,782 user benchmarks.  Devices: VID 8564 PID 1000, VID null PID null, VID 058f PID 6387, VID 8564 PID 4000 Models: JetFlash Transcend 16GB, TS-RDF5 SD Transcend, JetFlash Transcend
Poor: 4%Average: 13.5% Great: 33%

Terrible average bench

The JetFlash Transcend 16GB averaged 86.4% 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.


Avg. 4K-64Thread Write Speed 9.18MB/s
Avg. 4K-64Thread Mixed IO Speed 7.88MB/s

Good consistency

The range of scores (95th - 5th percentile) for the JetFlash Transcend 16GB is 28.9%. This is a relatively narrow range which indicates that the JetFlash Transcend 16GB performs reasonably consistently under varying real world conditions.


Avg. Sequential Write Speed 12.8MB/s
Avg. Sustained Write Speed 13.6MB/s

Average Bench

(Based on 14,782 samples)
Min Avg Max
9.39 Read 49.7 134
1.61 Write 12.8 30.5
3.37 Mixed 14.3 35.5
5.1 SusWrite 13.6 25.4
24.5% 22.6 MB/s
Min Avg Max
1 4K Read 4.84 8.4
0 4K Write 0.72 2.7
0 4K Mixed 0.87 3.68
72% 2.14 MB/s
Min Avg Max
8.3 DQ Read 12.8 16.4
5.4 DQ Write 9.18 11.3
2.9 DQ Mixed 7.88 10.7
628% 9.95 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
14,782 MORE »
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USB Flash Drive Rankings (Price vs Performance) December 2023 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]


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.


Added n/a ago.


20 months ago.

On this flash drive, my data with old bitcoins died...............

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

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