Average Bench: 25.2% (154th of 639)

Based on 811 user benchmarks.  Device: VID 0781 PID 5581 Model: SanDisk Ultra
Poor: 10%Average: 25.2% Great: 37%

Very poor average bench

The SanDisk Ultra 125GB averaged 74.8% 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 Mixed IO Speed 1.82MB/s
Avg. 4K Random Write Speed 1.21MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Ultra 125GB is 26.5%. This is a relatively narrow range which indicates that the SanDisk Ultra 125GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 3.25MB/s
Avg. Sustained Write Speed 28.2MB/s
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Average Bench

(Based on 811 samples)
Min Avg Max
26.4 Read 98.5 143
4.33 Write 31.2 60.6
8.5 Mixed 30.7 65.7
9.46 SusWrite 28.2 47.8
52.5% 47.2 MB/s
Min Avg Max
2.16 4K Read 3.25 4.4
0.22 4K Write 1.21 2
0.5 4K Mixed 1.82 2.5
115% 2.09 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
38GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 13 81 87 64 65 87 MB/s
Read 109
Write 0.2
Mixed 31.1
SusWrite 66.1
57% 51.5 MB/s
4K Read 3
4K Write 1.7
4K Mixed 1.7
127% 2.13 MB/s
99GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 36 46 32 36 36 36 MB/s
Read 138
Write 42.2
Mixed 26.6
SusWrite 36.9
65% 60.9 MB/s
4K Read 3.3
4K Write 1.2
4K Mixed 2.4
135% 2.3 MB/s
78GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 37 36 36 32 33 36 MB/s
Read 128
Write 23.3
Mixed 39.2
SusWrite 34.7
60% 56.3 MB/s
4K Read 3.4
4K Write 1.2
4K Mixed 2.2
128% 2.27 MB/s
112GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 31 38 45 40 42 43 MB/s
Read 142
Write 50.6
Mixed 34
SusWrite 39.6
73% 66.5 MB/s
4K Read 3.3
4K Write 0.2
4K Mixed 2.7
111% 2.07 MB/s
60GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 4.2 9.6 5.4 15 23 37 MB/s
Read 137
Write 6.5
Mixed 17.3
SusWrite 15.6
38% 44 MB/s
4K Read 3.1
4K Write 2
4K Mixed 2.3
158% 2.47 MB/s
94GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 22 6.6 22 24 32 28 MB/s
Read 134
Write 27.8
Mixed 27.8
SusWrite 22.3
53% 53 MB/s
4K Read 3.6
4K Write 1
4K Mixed 2.4
129% 2.33 MB/s
78GB free, PID 5581
Operating at USB 3.0 Speed
SusWrite @10s intervals: 23 38 35 32 32 32 MB/s
Read 84.9
Write 34.3
Mixed 32.3
SusWrite 32.1
54% 45.9 MB/s
4K Read 3.1
4K Write 0.7
4K Mixed 2.3
114% 2.03 MB/s
811 MORE »
How Fast Is Your USB? (Bench your build) Size up your PC in less than a minute.

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.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
USB Flash Drive Rankings (Price vs Performance) November 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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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

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 i5-9600K $190Nvidia RTX 3070 $500Crucial MX500 250GB $34
Intel Core i5-9400F $150Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $78
Intel Core i5-10600K $260Nvidia GTX 1650S (Super) $190Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $64SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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