Average Bench: 31.9% (78th of 639)

Based on 7,487 user benchmarks.  Device: VID 1058 PID 1140 Model: WD My Book 1140
Poor: 14%Average: 31.9% Great: 49%

Poor average bench

The WD My Book 1140 2TB averaged 68.0% 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 Write Speed 1.75MB/s
Avg. Sustained Write Speed 71.9MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the WD My Book 1140 2TB is 35.2%. This is a relatively wide range which indicates that the WD My Book 1140 2TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.82MB/s
Avg. Sequential Read Speed 73.6MB/s
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Average Bench

(Based on 7,487 samples)
Min Avg Max
29.9 Read 73.6 117
22.4 Write 71.6 117
22.1 Mixed 55.4 86
19.8 SusWrite 71.9 117
92.2% 68.1 MB/s
Min Avg Max
0.6 4K Read 0.82 1
1 4K Write 1.75 2.4
0.5 4K Mixed 0.67 0.8
85.3% 1.08 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1TB free, PID 1140
Operating at USB 3.0 Speed
SusWrite @10s intervals: 110 110 110 110 110 109 MB/s
Read 108
Write 108
Mixed 86
SusWrite 110
140% 103 MB/s
4K Read 0.9
4K Write 2.3
4K Mixed 0.7
105% 1.3 MB/s
756GB free, PID 1140
Operating at USB 3.0 Speed
SusWrite @10s intervals: 113 113 113 112 111 113 MB/s
Read 103
Write 110
Mixed 88.7
SusWrite 112
142% 103 MB/s
4K Read 0.8
4K Write 2.2
4K Mixed 0.7
102% 1.23 MB/s
643GB free, PID 1140
Operating at USB 3.0 Speed
SusWrite @10s intervals: 107 112 111 104 112 112 MB/s
Read 107
Write 106
Mixed 85.6
SusWrite 110
139% 102 MB/s
4K Read 0.9
4K Write 2.2
4K Mixed 0.7
102% 1.27 MB/s
1.5TB free, PID 1140
Operating at USB 3.0 Speed
SusWrite @10s intervals: 95 97 96 96 97 96 MB/s
Read 96.7
Write 98.3
Mixed 76.6
SusWrite 96.1
125% 91.9 MB/s
4K Read 0.9
4K Write 1.8
4K Mixed 0.7
88% 1.13 MB/s
1TB free, PID 1140
Operating at USB 3.0 Speed
SusWrite @10s intervals: 91 91 92 89 88 87 MB/s
Read 88.5
Write 89.3
Mixed 63.8
SusWrite 89.7
112% 82.8 MB/s
4K Read 1
4K Write 1.9
4K Mixed 0.8
96% 1.23 MB/s
929GB free, PID 1140
Operating at USB 3.0 Speed
SusWrite @10s intervals: 60 60 63 62 60 61 MB/s
Read 65.3
Write 62.7
Mixed 56.5
SusWrite 60.9
83% 61.3 MB/s
4K Read 0.8
4K Write 1.2
4K Mixed 0.6
64% 0.87 MB/s
240GB free, PID 1140
Operating at USB 2.1 Speed
SusWrite @10s intervals: 33 29 30 39 40 40 MB/s
Read 37.3
Write 35.6
Mixed 28.7
SusWrite 35.2
46% 34.2 MB/s
4K Read 0.7
4K Write 1.4
4K Mixed 0.5
67% 0.87 MB/s
7,487 MORE »
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USB Flash Drive Rankings (Price vs Performance) September 2020 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.

 Comments

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.

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