Average Bench: 18% - 211th / 613

Based on 356 user benchmarks.  Device: VID 05dc PID a838 Model: Lexar USB Flash Drive

Terrible average bench

The Lexar JumpDrive S25 USB 3.0 16GB averaged 81.9% 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.


Avg. 4K Random Write Speed 0.66MB/s
Avg. 4K Random Mixed IO Speed 0.55MB/s
See where your USB ranks →

Very good consistency

The range of scores (95th - 5th percentile) for the Lexar JumpDrive S25 USB 3.0 16GB is just 19.2%. This is a relatively narrow range which indicates that the Lexar JumpDrive S25 USB 3.0 16GB performs reasonably consistently under varying real world conditions.


Avg. Sequential Write Speed 15.5MB/s
Avg. Sequential Mixed IO Speed 20.1MB/s

Average Bench

(Based on 356 samples)
Min Avg Max
26.1 Read 79.4 128
5.35 Write 15.5 23.7
5.67 Mixed 20.1 39.4
36.5% 38.3 MB/s
Min Avg Max
2.62 4K Read 4.62 7
0.17 4K Write 0.66 0.91
0.17 4K Mixed 0.55 0.75
58.2% 1.94 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
9GB free, PID a838
Operating at USB 3.0 Speed
Read 128
Write 22.6
Mixed 31
57% 60.5 MB/s
4K Read 6.71
4K Write 0.93
4K Mixed 0.69
80% 2.77 MB/s
3GB free, PID a838
Operating at USB 3.0 Speed
Read 110
Write 25.4
Mixed 39.4
59% 58.3 MB/s
4K Read 5.34
4K Write 0.88
4K Mixed 0.75
75% 2.32 MB/s
15GB free, PID a838
Operating at USB 3.0 Speed
Read 114
Write 2.84
Mixed 22.9
39% 46.6 MB/s
4K Read 5.93
4K Write 0.45
4K Mixed 0.67
60% 2.35 MB/s
15GB free, PID a838
Operating at USB 2.1 Speed
Read 33.2
Write 13.6
Mixed 20.9
26% 22.6 MB/s
4K Read 4.45
4K Write 0.7
4K Mixed 0.56
59% 1.9 MB/s
12GB free, PID a838
Operating at USB 2.1 Speed
Read 25
Write 12.7
Mixed 3.87
14% 13.8 MB/s
4K Read 3.1
4K Write 0.34
4K Mixed 0.52
41% 1.32 MB/s


AmazonUS $7.494 mins ago.
EbayUS LJDS25-16GABNL $8.5012 mins ago.
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Typical JumpDrive S25 USB 3.0 16GB Builds (Compare 687 builds) See popular component choices, score breakdowns and rankings.
Gaming 109%
Desktop 92%
Nuclear submarine
Workstation 72%

Motherboard: Gigabyte GA-Z170N-Gaming 5 - $155

EDIT WITH CUSTOM PC BUILDER Value: 110% - Outstanding Total price: $939

Popular JumpDrive S25 USB 3.0 16GB compatible motherboards:

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Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
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  • - RAM tests include: single/multi core bandwidth and latency.
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USB Flash Drive Rankings (Price vs Performance) February 2017 USB Rankings.

We highlight the best USB flash drive in terms of balanced performance and value for money using price, 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 price and capacity to yield value for money. Finally thousands of individual user ratings are used to validate our benchmark figures. Vote to share your opinion. [USBFlashPro]


Faster File Transfer with USB 3.0 Technology...

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613 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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