Average Bench: 48% (22nd of 638)

Based on 345 user benchmarks.  Device: VID 05dc PID a212 Model: Lexar USB Flash Drive
Poor: 11%Average: 48% Great: 90%

Below average average bench

The Lexar JumpDrive P20 USB 3.0 64GB averaged 52.0% 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. Sustained Write Speed 150MB/s
Avg. Sequential Write Speed 96.4MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Lexar JumpDrive P20 USB 3.0 64GB is 79.7%. This is a particularly wide range which indicates that the Lexar JumpDrive P20 USB 3.0 64GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 4.79MB/s
Avg. 4K Random Mixed IO Speed 0.68MB/s
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Average Bench

(Based on 345 samples)
Min Avg Max
29.1 Read 156 286
17.6 Write 96.4 231
14.3 Mixed 74.7 168
21.8 SusWrite 150 267
155% 119 MB/s
Min Avg Max
2.04 4K Read 4.79 8.58
0.11 4K Write 0.69 1
0.18 4K Mixed 0.68 1.57
64.4% 2.06 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest USB (mainstream) averages a speed of 100%
56GB free, PID a212
Operating at USB 2.1 Speed
SusWrite @10s intervals: 39 39 39 40 40 39 MB/s
Read 36.3
Write 35.3
Mixed 31.3
SusWrite 39.4
49% 35.6 MB/s
4K Read 3.5
4K Write 0.7
4K Mixed 1.1
74% 1.77 MB/s
15GB free, PID a212
Operating at USB 2.1 Speed
SusWrite @10s intervals: 35 34 27 23 35 25 MB/s
Read 33.4
Write 30.1
Mixed 27.7
SusWrite 29.9
41% 30.3 MB/s
4K Read 3.1
4K Write 0.7
4K Mixed 1.1
73% 1.63 MB/s
345 MORE »

 Prices

Approx. $33 @ launch in Feb '15
AmazonUS LJDP20-64GCRBNA $402 months
BHPhotoUS LJDP20-64GCRBNA $4018 months
NeweggUS LJDP20-64GCRBNA $4117 months
EbayUS LJDP20-64GCRBNA $451 hr
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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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How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
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USB Flash Drive Rankings (Price vs Performance) March 2019 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

Sleek, High-Performance Portable Storage...

Added 3 years ago.

Poor

21 months ago.

Unfortunately I must say that one of the slowest USB keys I have ever used whatever the benchmarks say.


Your
opinion?
638 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

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The Best.
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AMD Ryzen 5 1600 $120Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $105
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $88
HDDRAMUSB
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Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $716SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $120SanDisk Ultra Fit 32GB $12
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