SanDiskSDCZ48-064G
LexarLJDS25-32GABNL LJDS25-32GABEU
Real World Speed
Performance profile from 18,545 user samples
15,575 User Benchmarks
Best Bench: 39% 48GB free, PID 5581 @USB 3.0
Worst Bench: 11% 26GB free, PID 5581 @USB 2.1
Poor: 11% Great: 39%
SPEED RANK: 132nd / 639
2,970 User Benchmarks
Best Bench: 33% 28GB free, PID a838 @USB 3.0
Worst Bench: 10% 7GB free, PID a838 @USB 2.1
Poor: 10% Great: 33%
SPEED RANK: 203rd / 639
Effective Speed
Effective USB Speed
26.9 % Faster effective speed.
+26%
21.3 %
Read
Peak Sequential Read Speed
160 MB/s Faster peak read speed.
+14%
140 MB/s
Write
Peak Sequential Write Speed
66.8 MB/s Much faster peak write speed.
+33%
50.1 MB/s
4K Read
Peak 4K Random Read Speed
6.7 MB/s Faster peak random read.
+16%
5.78 MB/s
4K Write
Peak 4K Random Write Speed
2.4 MB/s Hugely faster peak random write.
+167%
0.9 MB/s
Value
Value For Money
64.2 % Hugely better value.
+163%
24.4 %
User Rating
UBM User Rating
50 % 51 % +2%
Price
Price (score)
$11 +4% $11
Age
Newest
93+ Months 80 Months More recent.
+14%
Capacity
Capacity
64GB 32GB
USB Flash Drive Rankings (Price vs Performance) September 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.
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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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