TEST
YOUR USB

WD (ExtHD)

My Passport 25EA 4TB

▲ 500 ▼

Release date ≈ Q3 2017.

Average Bench: 36.9% (55th of 639)

Based on 1,124 user benchmarks.  Device: VID 1058 PID 25ea Model: WD My Passport 25EA
Poor: 14%Average: 36.9% Great: 58%

Poor average bench

The WD My Passport 25EA 4TB averaged 63.0% 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-64Thread Write Speed 9.44MB/s
Avg. 4K Random Write Speed 2.31MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WD My Passport 25EA 4TB is 43.5%. This is a relatively wide range which indicates that the WD My Passport 25EA 4TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 0.4MB/s
Avg. 4K Random Read Speed 0.94MB/s
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Average Bench

(Based on 1,124 samples)
Rank 5536.9%
Min Avg Max
30.1 Read 84.4 123
25.8 Write 77.2 110
23.3 Mixed 55 73
20.9 SusWrite 79.6 112
99.2% 74.1 MB/s
Min Avg Max
0.5 4K Read 0.94 1.4
0.7 4K Write 2.31 6.7
0.1 4K Mixed 0.36 0.9
94.4% 1.21 MB/s
Min Avg Max
0.3 DQ Read 0.4 0.5
8.2 DQ Write 9.44 10.5
0.5 DQ Mixed 0.62 0.7
344% 3.49 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1.5TB free, PID 25ea
Operating at USB 3.1 Speed
SusWrite @10s intervals: 87 87 87 87 87 87 MB/s
48.4% Average
Read 91.3
Write 80.4
Mixed 63.7
SusWrite 87
108% 80.6 MB/s
4K Read 1.1
4K Write 5.2
4K Mixed 0.8
208% 2.37 MB/s
775GB free, PID 25ea
Operating at USB 3.0 Speed
SusWrite @10s intervals: 90 90 91 91 91 90 MB/s
35.7% Below average
Read 90
Write 79.5
Mixed 68.3
SusWrite 90.3
111% 82 MB/s
4K Read 0.8
4K Write 0.9
4K Mixed 0.2
40% 0.63 MB/s
816GB free, PID 25ea
Operating at USB 3.1 Speed
SusWrite @10s intervals: 89 90 94 104 100 101 MB/s
34.8% Below average
Read 70.7
Write 71
Mixed 49.3
SusWrite 96.2
99% 71.8 MB/s
4K Read 0.7
4K Write 1.1
4K Mixed 0.2
47% 0.67 MB/s
1TB free, PID 25ea
Operating at USB 2.1 Speed
SusWrite @10s intervals: 37 37 37 37 37 37 MB/s
18.4% Very poor
Read 53
Write 35
Mixed 27.2
SusWrite 36.8
49% 38 MB/s
4K Read 1
4K Write 0.8
4K Mixed 0.2
38% 0.67 MB/s
1,124 MORE »
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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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