Average Bench: 13.9% (361st of 639)

Based on 1,090 user benchmarks.  Device: VID 125f PID db8a Model: ADATA USB Flash Drive
Poor: 7%Average: 13.9% Great: 26%

Terrible average bench

The Adata DashDrive UV128 USB 3.0 16GB averaged 86.0% 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 Read Speed 5.25MB/s
Avg. 4K Random Mixed IO Speed 0.52MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Adata DashDrive UV128 USB 3.0 16GB is just 18.4%. This is a relatively narrow range which indicates that the Adata DashDrive UV128 USB 3.0 16GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 12.4MB/s
Avg. Sustained Write Speed 13.6MB/s
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Average Bench

(Based on 1,090 samples)
Min Avg Max
25.5 Read 59 119
4 Write 12.4 24.9
4.41 Mixed 15.7 32.2
7.59 SusWrite 13.6 26.4
26.5% 25.2 MB/s
Min Avg Max
2.65 4K Read 5.25 9.3
0.01 4K Write 0.47 1
0.01 4K Mixed 0.52 1.5
53% 2.08 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
13GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 20 20 11 13 6.6 21 MB/s
Read 106
Write 19.3
Mixed 20.7
SusWrite 15.1
40% 40.3 MB/s
4K Read 4.8
4K Write 0.2
4K Mixed 0.2
31% 1.73 MB/s
15GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 20 19 20 19 20 19 MB/s
Read 88.4
Write 3.7
Mixed 29.6
SusWrite 19.6
36% 35.3 MB/s
4K Read 6.2
4K Write 0.4
4K Mixed 1.6
91% 2.73 MB/s
14GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 8.3 9.2 8.3 9.1 9.1 9.4 MB/s
Read 66.5
Write 9.2
Mixed 2
SusWrite 8.9
19% 21.6 MB/s
4K Read 6.1
4K Write 0.3
4K Mixed 0.4
46% 2.27 MB/s
7GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 16 15 15 15 15 15 MB/s
Read 43.6
Write 16.3
Mixed 15.8
SusWrite 15
26% 22.7 MB/s
4K Read 10.4
4K Write 0.3
4K Mixed 0
49% 3.57 MB/s
12GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 17 17 17 17 17 17 MB/s
Read 38.3
Write 16.8
Mixed 28.8
SusWrite 16.8
32% 25.2 MB/s
4K Read 5.9
4K Write 0
4K Mixed 0
22% 1.97 MB/s
7GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 9.8 8.8 14 8.8 11 MB/s
Read 31.9
Write 4
Mixed 22.9
SusWrite 10.2
20% 17.2 MB/s
4K Read 2.8
4K Write 0.8
4K Mixed 1.1
75% 1.57 MB/s
4GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 5 7.9 7.7 8.5 7.8 7.6 MB/s
Read 29.6
Write 7
Mixed 14.7
SusWrite 7.4
17% 14.7 MB/s
4K Read 3.1
4K Write 0.4
4K Mixed 1.4
73% 1.63 MB/s
1,090 MORE »

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USB Flash Drive Rankings (Price vs Performance) January 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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