Average Bench: 12.3% (385th of 639)

Based on 207 user benchmarks.  Device: VID 125f PID db8a Model: ADATA USB Flash Drive
Poor: 7%Average: 12.3% Great: 22%

Terrible average bench

The Adata DashDrive UV128 USB 3.0 8GB averaged 87.7% 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 Read Speed 5.46MB/s
Avg. 4K Random Write Speed 0.39MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Adata DashDrive UV128 USB 3.0 8GB is just 15%. This is a relatively narrow range which indicates that the Adata DashDrive UV128 USB 3.0 8GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 8.56MB/s
Avg. Sustained Write Speed 10.1MB/s
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Average Bench

(Based on 207 samples)
Min Avg Max
24.6 Read 54.3 118
4.45 Write 8.56 15.6
5.21 Mixed 11 18.6
4.9 SusWrite 10.1 37
20.9% 21 MB/s
Min Avg Max
2.58 4K Read 5.46 10.4
0.03 4K Write 0.39 0.77
0.006 4K Mixed 0.34 0.87
45.2% 2.06 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
3GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 4.7 6.2 5.8 5.8 6 5.8 MB/s
Read 117
Write 7.2
Mixed 10.3
SusWrite 5.7
28% 35 MB/s
4K Read 5.3
4K Write 0.7
4K Mixed 1.6
98% 2.53 MB/s
7GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 12 12 12 12 12 12 MB/s
Read 67.7
Write 2
Mixed 14
SusWrite 11.9
22% 23.9 MB/s
4K Read 5.5
4K Write 0.3
4K Mixed 1.2
71% 2.33 MB/s
3GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 12 11 11 11 11 11 MB/s
Read 63.8
Write 1.8
Mixed 13.7
SusWrite 10.9
21% 22.5 MB/s
4K Read 4.9
4K Write 0.5
4K Mixed 1
69% 2.13 MB/s
7GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 8.8 9.6 9.7 9.7 9.7 9.7 MB/s
Read 30.6
Write 10.2
Mixed 9.7
SusWrite 9.5
17% 15 MB/s
4K Read 7
4K Write 0.4
4K Mixed 0
40% 2.47 MB/s
7GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 7.8 8.8 9.2 9.2 9.2 9.2 MB/s
Read 29.2
Write 8.8
Mixed 13.5
SusWrite 8.9
17% 15.1 MB/s
4K Read 4.3
4K Write 0.4
4K Mixed 0
30% 1.57 MB/s
5GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 7.5 8.6 8.9 8.9 8.9 9 MB/s
Read 24.5
Write 9
Mixed 8.5
SusWrite 8.6
14% 12.6 MB/s
4K Read 2.5
4K Write 0.1
4K Mixed 0.8
40% 1.13 MB/s
207 MORE »

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USB Flash Drive Rankings (Price vs Performance) September 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.

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639 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

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