TEST
YOUR USB

Sharkoon (ExtHD)

Rapidcase USB3 4TB

▲ 500 ▼

Release date ≈ Q2 2016.

Average Bench: 49.5% (24th of 639)

Based on 10 user benchmarks.  Device: VID 174c PID 55aa Model: Sharkoon Rapidcase USB3
Poor: 12%Average: 49.5% Great: 57%

Below average average bench

The Sharkoon Rapidcase USB3 4TB averaged 50.4% 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. Sequential Write Speed 117MB/s
Avg. 4K Random Write Speed 1.79MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sharkoon Rapidcase USB3 4TB is 45.5%. This is a relatively wide range which indicates that the Sharkoon Rapidcase USB3 4TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.82MB/s
Avg. 4K Random Mixed IO Speed 0.34MB/s
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Average Bench

(Based on 10 samples)
Rank 2449.5%
Min Avg Max
12 Read 120 149
17.5 Write 117 144
18.2 Mixed 95.1 136
39.8 SusWrite 100 156
146% 108 MB/s
Min Avg Max
0.1 4K Read 0.82 1.09
0.4 4K Write 1.79 2.4
0.2 4K Mixed 0.34 1
75.6% 0.98 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
2TB free, PID 55aa
Operating at USB 3.0 Speed
59.1% Above average
Read 149
Write 144
Mixed 83.3
154% 125 MB/s
4K Read 0.81
4K Write 1.95
4K Mixed 0.2
76% 0.99 MB/s
2.5TB free, PID 55aa
Operating at USB 3.0 Speed
57.2% Above average
Read 139
Write 136
Mixed 117
166% 131 MB/s
4K Read 0.96
4K Write 2.31
4K Mixed 0.22
90% 1.17 MB/s
2.5TB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 146 158 158 159 159 159 MB/s
56.6% Above average
Read 133
Write 113
Mixed 72.1
SusWrite 156
159% 119 MB/s
4K Read 0.7
4K Write 1
4K Mixed 0.7
60% 0.8 MB/s
1.5TB free, PID 55aa
Operating at USB 3.0 Speed
53.8% Above average
Read 136
Write 126
Mixed 106
154% 122 MB/s
4K Read 1.09
4K Write 2.07
4K Mixed 0.23
82% 1.13 MB/s
2.5TB free, PID 55aa
Operating at USB 3.0 Speed
53.5% Above average
Read 126
Write 132
Mixed 136
172% 131 MB/s
4K Read 0.79
4K Write 2.06
4K Mixed 0.21
80% 1.02 MB/s
2.5TB free, PID 55aa
Operating at USB 3.0 Speed
53.4% Above average
Read 131
Write 132
Mixed 119
163% 127 MB/s
4K Read 0.98
4K Write 1.82
4K Mixed 0.22
73% 1.01 MB/s
2.5TB free, PID 55aa
Operating at USB 3.0 Speed
52.8% Above average
Read 132
Write 128
Mixed 117
160% 126 MB/s
4K Read 0.98
4K Write 1.83
4K Mixed 0.22
73% 1.01 MB/s
59GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 105 105 105 105 106 105 MB/s
49.9% Average
Read 134
Write 132
Mixed 79.1
SusWrite 105
149% 113 MB/s
4K Read 0.8
4K Write 2.4
4K Mixed 1
119% 1.4 MB/s
296GB free, PID 55aa
Operating at USB 3.0 Speed
SusWrite @10s intervals: 39 41 41 39 39 40 MB/s
11.7% Very poor
Read 12
Write 17.5
Mixed 18.2
SusWrite 39.8
32% 21.9 MB/s
4K Read 0.1
4K Write 0.4
4K Mixed 0.2
21% 0.23 MB/s
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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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