Average Bench: 75% (6th of 639)

Based on 1,391 user benchmarks.  Device: VID 0781 PID 5588 Model: SanDisk ExtremePro
Poor: 16%Average: 75% Great: 122%

Good average bench

The SanDisk Extreme Pro USB 3.0 128GB averaged 24.9% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SanDisk Extreme Pro USB 3.0 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 11.8MB/s
Avg. 4K-64Thread Mixed IO Speed 9.32MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the SanDisk Extreme Pro USB 3.0 128GB is 106%. This is a particularly wide range which indicates that the SanDisk Extreme Pro USB 3.0 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 42.5MB/s
Avg. 4K Random Read Speed 8.12MB/s
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Average Bench

(Based on 1,391 samples)
Min Avg Max
14.5 Read 150 249
6.26 Write 89.9 215
2 Mixed 42.5 111
9.79 SusWrite 116 228
125% 99.6 MB/s
Min Avg Max
2.33 4K Read 8.12 12.4
0.4 4K Write 8.5 11.7
2.37 4K Mixed 6.66 8.8
546% 7.76 MB/s
Min Avg Max
8.64 DQ Read 10.9 12.8
9.3 DQ Write 11.8 12.7
7.53 DQ Mixed 9.32 10.5
757% 10.6 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
40GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 225 209 210 223 219 222 MB/s
Read 250
Write 172
Mixed 68.6
SusWrite 218
226% 177 MB/s
4K Read 10.2
4K Write 11.6
4K Mixed 8.6
725% 10.1 MB/s
DQ Read 11
DQ Write 12.6
DQ Mixed 10.1
813% 11.2 MB/s
55GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 158 219 216 218 220 180 MB/s
Read 236
Write 179
Mixed 168
SusWrite 202
260% 196 MB/s
4K Read 7.9
4K Write 9.1
4K Mixed 7.3
587% 8.1 MB/s
DQ Read 10.2
DQ Write 9
DQ Mixed 8.6
636% 9.27 MB/s
55GB free, PID 5588
Operating at USB 3.0 Speed
SusWrite @10s intervals: 98 171 159 192 174 199 MB/s
Read 122
Write 172
Mixed 89.2
SusWrite 165
192% 137 MB/s
4K Read 7
4K Write 4.8
4K Mixed 2.8
284% 4.87 MB/s
7GB free, PID 5588
Operating at USB 2.1 Speed
SusWrite @10s intervals: 31 41 36 40 32 40 MB/s
Read 25.7
Write 29
Mixed 21.8
SusWrite 36.5
39% 28.2 MB/s
4K Read 9.5
4K Write 11.2
4K Mixed 7.3
664% 9.33 MB/s
DQ Read 9
DQ Write 11.9
DQ Mixed 8.4
724% 9.77 MB/s
1,391 MORE »

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USB Flash Drive Rankings (Price vs Performance) May 2021 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

Added n/a ago.

Excellent

20 months ago.

isse achha toh 500 GB ki SSD na le lu BC.


Excellent

6 months ago.

Best speeds for xfering data on a thumb drive.


Excellent

1 month ago.

does what it says on the box :D


Your
opinion?
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.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11400F $210Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $255Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10600K $210Nvidia RTX 3080 $700Samsung 860 Evo 250GB $40
HDDRAMUSB
Seagate Barracuda 1TB (2016) $30Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $102SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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