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The mission of this site is to benchmark all USB Flash drives over the world.

Download our USB Flash Benchmark now!

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Instruction
If you want to benchmark your USB flash drive:
  • Download USBFlashSpeed.com exclusive benchmark tool.
  • Plug in your usb flash drive and run the benchmark application.
  • Choose your usb flash drive letter and start the benchmark.
  • Wait for results to be published on the site and...
Enjoy comparing your results with other published on the site!
Filtered by 256Gb
All 1Gb 2Gb 4Gb 8Gb 16Gb 32Gb 64Gb 128Gb 256Gb
Top 10 of the fastest Flash Drives (Read)
SizeModelWrite speedRead speed
256GbSanDisk Extreme Pro305.72 MB/s334.44 MB/s
256GbCorsair Survivor 3.0129.63 MB/s203.83 MB/s
256GbLexar JumpDrive121.25 MB/s197.78 MB/s
256GbKingston DT HyperX 3.0107.30 MB/s177.88 MB/s
256GbInnostor Innostor130.25 MB/s174.24 MB/s
256GbPNY USB 3.0 FD100.17 MB/s169.90 MB/s
256Gbhp x702w128.12 MB/s165.91 MB/s
256GbLexar USB Flash Drive75.51 MB/s111.16 MB/s
256GbGeneric STORAGE DEVICE71.58 MB/s85.62 MB/s
Top 10 of the fastest Flash Drives (Write)
SizeModelWrite speedRead speed
256GbSanDisk Extreme Pro305.72 MB/s334.44 MB/s
256GbInnostor Innostor130.25 MB/s174.24 MB/s
256GbCorsair Survivor 3.0129.63 MB/s203.83 MB/s
256Gbhp x702w128.12 MB/s165.91 MB/s
256GbLexar JumpDrive121.25 MB/s197.78 MB/s
256GbKingston DT HyperX 3.0107.30 MB/s177.88 MB/s
256GbPNY USB 3.0 FD100.17 MB/s169.90 MB/s
256GbLexar USB Flash Drive75.51 MB/s111.16 MB/s
256GbGeneric STORAGE DEVICE71.58 MB/s85.62 MB/s
Last 10 benchmarked Flash Drives
SizeModelWrite speedRead speed
256GbLexar USB Flash Drive107.98 MB/s119.87 MB/s
256GbLexar USB Flash Drive61.44 MB/s131.55 MB/s
256GbSanDisk Extreme Pro379.39 MB/s391.36 MB/s
256GbSanDisk Ext SSD366.51 MB/s396.35 MB/s
256GbPNY USB 3.0 FD126.79 MB/s191.14 MB/s
256GbLexar USB Flash Drive28.95 MB/s32.80 MB/s
256GbPNY USB 3.0 FD134.47 MB/s187.70 MB/s
256GbLexar USB Flash Drive92.48 MB/s108.75 MB/s
256GbSanDisk Extreme Pro373.45 MB/s390.66 MB/s
256GbLexar USB Flash Drive126.90 MB/s166.97 MB/s
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