Average Bench: 14.2% (352nd of 639)

Based on 1,129 user benchmarks.  Device: VID 125f PID db8a Model: ADATA USB Flash Drive
Poor: 8%Average: 14.2% Great: 26%

Terrible average bench

The Adata DashDrive UV128 USB 3.0 16GB averaged 85.7% 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 Mixed IO Speed 0.59MB/s
Avg. 4K Random Read Speed 5.13MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Adata DashDrive UV128 USB 3.0 16GB is just 18.7%. 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 12.8MB/s
Avg. Sustained Write Speed 13.7MB/s
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Average Bench

(Based on 1,129 samples)
Min Avg Max
25.6 Read 60.3 122
3.86 Write 12.8 25.4
4.45 Mixed 16 32.2
7.49 SusWrite 13.7 26.3
27% 25.7 MB/s
Min Avg Max
2.49 4K Read 5.13 9.3
0 4K Write 0.49 1
0.01 4K Mixed 0.59 1.6
55.6% 2.07 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 3.2 Speed
SusWrite @10s intervals: 2.8 14 14 11 13 14 MB/s
Read 108
Write 27.8
Mixed 19.7
SusWrite 11.4
42% 41.8 MB/s
4K Read 4.8
4K Write 1.1
4K Mixed 1.8
116% 2.57 MB/s
14GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 19 19 19 19 19 19 MB/s
Read 41.8
Write 20.4
Mixed 17.7
SusWrite 19.2
30% 24.8 MB/s
4K Read 5.1
4K Write 0
4K Mixed 0.8
46% 1.97 MB/s
14GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 26 10 9.6 11 11 9.2 MB/s
Read 36.3
Write 28.7
Mixed 29.8
SusWrite 12.8
35% 26.9 MB/s
4K Read 3.5
4K Write 0.8
4K Mixed 1.3
84% 1.87 MB/s
14GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 19 19 19 19 19 19 MB/s
Read 39.2
Write 20.2
Mixed 17.8
SusWrite 19.2
30% 24.1 MB/s
4K Read 3.9
4K Write 0
4K Mixed 0.9
45% 1.6 MB/s
0GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 6.6 18 21 18 20 19 MB/s
Read 31
Write 2.2
Mixed 26.2
SusWrite 17
23% 19.1 MB/s
4K Read 2.5
4K Write 0.6
4K Mixed 0.6
50% 1.23 MB/s
11GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 16 16 16 16 16 16 MB/s
Read 29.3
Write 16.7
Mixed 9.9
SusWrite 16.3
22% 18 MB/s
4K Read 4.9
4K Write 0.4
4K Mixed 0.1
35% 1.8 MB/s
14GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 9.4 8.8 9.6 8.1 9.6 9.6 MB/s
Read 33.5
Write 14.5
Mixed 18.1
SusWrite 9.2
22% 18.8 MB/s
4K Read 3.2
4K Write 0.6
4K Mixed 0.5
49% 1.43 MB/s
1,129 MORE »

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USB Flash Drive Rankings (Price vs Performance) March 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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  • Best user rated - User sentiment trumps benchmarks for this comparison.
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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