SanDisk Extreme Pro 128GB

Test 01/2020

  • SanDisk Extreme Pro 128GB - testing
  • SanDisk Extreme Pro 128GB - front
  • SanDisk Extreme Pro 128GB - front02
  • SanDisk Extreme Pro 128GB - back
  • SanDisk Extreme Pro 128GB - left
  • SanDisk Extreme Pro 128GB - boxed
  • SanDisk Extreme Pro 128GB - top02
  • SanDisk Extreme Pro 128GB - sandiskextremecrystal
  • SanDisk Extreme Pro 128GB - sandiskextremeread
  • SanDisk Extreme Pro 128GB - sandiskextremewrite
Test seal: SanDisk Extreme Pro 128GB, Rating 9.3

last modified: 08.10.2019, 11:43

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All rating criteria details:

Read speed 33%
Write speed 32%
Compactness 18%
Design 17%
Tested by: Alexander


Product tester


The SanDisk Extreme PRO is an extremely powerful flash drive. With its speeds of over 300 MB/s in both reading and writing, it achieves SSD speed values. The speed remains constant over the entire duration of the transfer process and does not break off at any point.


  • High reading and writing speed
  • Extendable USB port


  • Big

360° View

Extremely fast and powerful USB flash drive, which also has its price.

Speed measurement (sequential) of the flash drive
Speed measurement (sequential) of the flash drive

Special features

The SanDisk Extreme PRO extends its USB port with a click mechanism.


The relatively large USB stick has a simple grey-black design and can be attached to a key.


With a read speed (sequential) of 325 MB/s and a write speed (sequential) of 303 MB/s, the SanDisk Extreme PRO is clearly one of the top products, in terms of speed.

We have evaluated about 100 customer reviews on the Internet. In summary, it can be said that about 75 percent of buyers are satisfied (4 stars) or even very satisfied (5 stars). Partially (2 stars) or completely dissatisfied are about 25 percent of the users. The average score at the time of the evaluation was 3.9 out of 5 stars.

Summary: 75% positive and 25% negative ratings

The following points were positively noted:

  • High transmission speeds
  • Sturdiness
  • Very good processing

The following points were noted negatively:

  • Unhandy design
  • Short lifespan (partly only months)
Manufacturer SanDisk
EAN 0619659152512
Additional warranty 30 years
Scope of delivery Flash Drive
Quality impression Very good
Packaging Cardboard
Height 1,1 cm
Width 7,1 cm
Depth 2,1 cm
Weight 18 g
Manual language EN, DE, ES, FR, IT, PO
Quality of instructions Good
Ports USB 3.0
Cent / GB 32
Reading speed 325 MB/s
Writing speed 303 MB/s
Read speed
Write speed

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Overview: USB Flash Drive

How do you like this product?


Does the stick become very warm or hot when copied for a long time?
It is quite normal for the drive to warm up. But there is no excessive heat.
Does Windows recognize this flash drive as a "hard disk" or "removable disk"?
It will be recognized as a removable disk.


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