Average Bench: 44.4% (30th of 639)

Based on 662 user benchmarks.  Device: VID 1058 PID 25a3 Model: WD Elements 25A3
Poor: 15%Average: 44.4% Great: 69%

Below average average bench

The WD Elements 25A3 3TB averaged 55.5% 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 2.26MB/s
Avg. Sequential Write Speed 102MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the WD Elements 25A3 3TB is 53.3%. This is a relatively wide range which indicates that the WD Elements 25A3 3TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.91MB/s
Avg. Sequential Read Speed 105MB/s
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Average Bench

(Based on 662 samples)
Min Avg Max
28.9 Read 105 167
23.2 Write 102 166
22.8 Mixed 79.6 125
19.9 SusWrite 102 167
131% 97.1 MB/s
Min Avg Max
0.61 4K Read 0.91 1.1
1.5 4K Write 2.26 2.8
0.28 4K Mixed 0.92 1.1
111% 1.36 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2TB free, PID 25a3
Operating at USB 3.1 Speed
SusWrite @10s intervals: 165 164 166 164 166 164 MB/s
Read 157
Write 170
Mixed 122
SusWrite 165
210% 154 MB/s
4K Read 1
4K Write 2.7
4K Mixed 1
130% 1.57 MB/s
1.5TB free, PID 25a3
Operating at USB 3.0 Speed
SusWrite @10s intervals: 149 148 149 149 146 148 MB/s
Read 159
Write 162
Mixed 130
SusWrite 148
204% 150 MB/s
4K Read 1.1
4K Write 2.7
4K Mixed 1
130% 1.6 MB/s
1.5TB free, PID 25a3
Operating at USB 3.0 Speed
SusWrite @10s intervals: 157 155 157 157 157 159 MB/s
Read 145
Write 141
Mixed 109
SusWrite 157
188% 138 MB/s
4K Read 1
4K Write 2.5
4K Mixed 1
123% 1.5 MB/s
2.5TB free, PID 25a3
Operating at USB 3.0 Speed
SusWrite @10s intervals: 136 136 136 137 137 136 MB/s
Read 139
Write 140
Mixed 112
SusWrite 136
179% 132 MB/s
4K Read 0.9
4K Write 2.3
4K Mixed 1
116% 1.4 MB/s
677GB free, PID 25a3
Operating at USB 3.0 Speed
SusWrite @10s intervals: 129 127 125 127 126 126 MB/s
Read 127
Write 134
Mixed 112
SusWrite 127
171% 125 MB/s
4K Read 1.1
4K Write 2.5
4K Mixed 1.1
126% 1.57 MB/s
1.5TB free, PID 25a3
Operating at USB 3.0 Speed
SusWrite @10s intervals: 122 121 120 120 121 120 MB/s
Read 128
Write 129
Mixed 101
SusWrite 121
162% 120 MB/s
4K Read 1
4K Write 2.4
4K Mixed 1
119% 1.47 MB/s
764GB free, PID 25a3
Operating at USB 3.0 Speed
SusWrite @10s intervals: 98 98 100 101 101 99 MB/s
Read 99.8
Write 95.5
Mixed 81.8
SusWrite 99.4
128% 94.1 MB/s
4K Read 0.9
4K Write 2.1
4K Mixed 0.9
105% 1.3 MB/s
449GB free, PID 25a3
Operating at USB 3.0 Speed
SusWrite @10s intervals: 89 92 92 91 92 92 MB/s
Read 94.8
Write 97.2
Mixed 79
SusWrite 91.4
123% 90.6 MB/s
4K Read 0.9
4K Write 2.2
4K Mixed 1
112% 1.37 MB/s
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USB Flash Drive Rankings (Price vs Performance) January 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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  • 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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639 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

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