Average Bench: 13.2% (376th of 639)

Based on 966 user benchmarks.  Device: VID 125f PID db8a Model: ADATA USB Flash Drive
Poor: 7%Average: 13.2% Great: 24%

Terrible average bench

The Adata DashDrive UV128 USB 3.0 16GB averaged 86.7% 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 5.32MB/s
Avg. 4K Random Write Speed 0.45MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Adata DashDrive UV128 USB 3.0 16GB is just 17.1%. 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 11.8MB/s
Avg. Sustained Write Speed 13.2MB/s
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Average Bench

(Based on 966 samples)
Min Avg Max
25.6 Read 55.3 116
4.81 Write 11.8 22.9
4.14 Mixed 15 32
7.3 SusWrite 13.2 26.4
25.2% 23.8 MB/s
Min Avg Max
2.8 4K Read 5.32 9.1
0.01 4K Write 0.45 0.97
0.01 4K Mixed 0.42 1
49.5% 2.07 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
14GB free, PID db8a
Operating at USB 3.0 Speed
SusWrite @10s intervals: 12 11 12 11 11 12 MB/s
Read 106
Write 10
Mixed 7.7
SusWrite 11.2
29% 33.6 MB/s
4K Read 5
4K Write 1.3
4K Mixed 1.1
100% 2.47 MB/s
14GB free, PID db8a
Operating at USB 3.1 Speed
SusWrite @10s intervals: 19 18 18 18 19 18 MB/s
Read 87.3
Write 21.6
Mixed 18.6
SusWrite 18.5
38% 36.5 MB/s
4K Read 4.9
4K Write 0.4
4K Mixed 0.2
39% 1.83 MB/s
9GB free, PID db8a
Operating at USB 3.1 Speed
SusWrite @10s intervals: 15 16 16 16 16 17 MB/s
Read 93
Write 18.7
Mixed 26.8
SusWrite 16.1
40% 38.7 MB/s
4K Read 7.6
4K Write 0
4K Mixed 0
28% 2.53 MB/s
10GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 16 17 17 17 17 17 MB/s
Read 36.6
Write 17.5
Mixed 28
SusWrite 16.9
31% 24.8 MB/s
4K Read 5.9
4K Write 0
4K Mixed 0
22% 1.97 MB/s
14GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 16 15 15 15 15 15 MB/s
Read 31.8
Write 17.7
Mixed 16.3
SusWrite 15.3
25% 20.3 MB/s
4K Read 4
4K Write 0.4
4K Mixed 0
28% 1.47 MB/s
6GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 9.9 8.3 9.2 8.9 10 8.4 MB/s
Read 31.7
Write 10.2
Mixed 15.7
SusWrite 9.2
19% 16.7 MB/s
4K Read 3.5
4K Write 0.5
4K Mixed 1.5
81% 1.83 MB/s
9GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 8.8 8.7 8.1 8.3 8.5 8.3 MB/s
Read 32
Write 10.5
Mixed 6
SusWrite 8.4
15% 14.2 MB/s
4K Read 2.8
4K Write 0.5
4K Mixed 1.3
72% 1.53 MB/s
10GB free, PID db8a
Operating at USB 2.1 Speed
SusWrite @10s intervals: 9.7 9.2 8.6 8.5 8.8 4.8 MB/s
Read 27.5
Write 5.5
Mixed 10.8
SusWrite 8.2
14% 13 MB/s
4K Read 4.4
4K Write 0.3
4K Mixed 0.8
54% 1.83 MB/s
966 MORE »

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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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