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

Download our USB Flash Benchmark now!

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 4Gb
All 1Gb 2Gb 4Gb 8Gb 16Gb 32Gb 64Gb 128Gb 256Gb
Top 10 of the fastest Flash Drives (Read)
SizeModelWrite speedRead speed
4GbtakeMS colorline7.53 MB/s248.14 MB/s
4GbKingston DT Mini Slim8.92 MB/s147.59 MB/s
4GbKingston DT Mini Fun G27.65 MB/s126.12 MB/s
4GbIS917 innostor9.26 MB/s35.93 MB/s
4GbUFD 2.0 Silicon-Power4G6.73 MB/s35.58 MB/s
4GbIS91710.44 MB/s29.58 MB/s
4GbOCZ RALLY2_TURBO23.17 MB/s29.55 MB/s
4GbLaCie itsaKey6.11 MB/s29.14 MB/s
4GbHT20321.72 MB/s28.91 MB/s
4GbATP ToughDrive15.16 MB/s28.75 MB/s
Top 10 of the fastest Flash Drives (Write)
SizeModelWrite speedRead speed
4GbSMI USB DISK57.05 MB/s22.97 MB/s
4GbOCZ RALLY2_TURBO23.17 MB/s29.55 MB/s
4GbLexar JD Lightning II21.85 MB/s28.57 MB/s
4GbHT20321.72 MB/s28.91 MB/s
4GbCorsair VoyagerGT21.41 MB/s25.18 MB/s
4GbKingston DT HyperX21.35 MB/s27.59 MB/s
4GbCorsair Voyager GT20.49 MB/s24.56 MB/s
4GbOCZ R2_TURBO19.88 MB/s27.70 MB/s
4GbUnigen PQS400017.61 MB/s23.23 MB/s
Last 10 benchmarked Flash Drives
SizeModelWrite speedRead speed
4GbKingston DataTraveler 2.09.79 MB/s21.42 MB/s
4GbVerbatim STORE N GO15.76 MB/s27.35 MB/s
4GbSanDisk Cruzer Micro9.67 MB/s23.77 MB/s
4GbVendorCo ProductCode6.82 MB/s14.97 MB/s
4GbSMI USB DISK11.51 MB/s21.38 MB/s
4GbGeneric Flash Disk7.97 MB/s21.61 MB/s
4GbSanDisk Cruzer Blade17.90 MB/s22.16 MB/s
4GbGeneral USB Flash Disk4.79 MB/s14.76 MB/s
4GbGeneric Flash Disk3.74 MB/s15.26 MB/s
4GbGeneric Flash Disk12.78 MB/s18.63 MB/s