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Customer reviews

Rating 4.6 out of 5 stars with 1079 reviews

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Rating by feature

  • Value

    Rating 4.5 out of 5 stars

  • Quality

    Rating 4.4 out of 5 stars

  • Ease of Use

    Rating 4.4 out of 5 stars

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Cons mentioned filter

94%would recommend to a friend

Customers are saying

Customers are impressed with the Ultra Dual 64GB Micro USB/USB 3.0 Type A Flash Drive's ample storage, ease of use, and fast transfer speeds, frequently praising its compact size and compatibility. While some users noted the drive can get warm during extended use, and a few expressed a desire for higher storage capacities or a more robust slider mechanism, the positive feedback overwhelmingly outweighs the negative. The drive's affordability is also a frequently cited advantage.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 54 Showing 1,061-1,079 of 1,079 reviews
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great Tiny piece of techonlogy

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It's great thumb drive. Very easy to use and it shows data as soon as attached to android phone device. good construction.

    I would recommend this to a friend
  • Pros mentioned:
    Usb

    Rated 5 out of 5 stars

    One drive for my PC and Cell Phone

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Allows me to share a single file between my PC (USB) and cell phone (micro USB) using one flash drive. Can also save files in an encrypted format so info is protected if drive is ever lost.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    2nd one I bought!

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    After buying one, I definitely had to buy a second one for my girlfriends phone. We back up all of our phone pictures on these memory flash drives!! Easy to use!

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    super convenient

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    a product like this is long overdue! this makes transfering files to and from phones and tablets very easy!

    I would recommend this to a friend
  • Pros mentioned:
    Size

    Rated 4 out of 5 stars

    Not bad for it's use

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    perfect size. Only bad thing is that with my experience protective case must be removed to insert to phone.

    I would recommend this to a friend
  • Pros mentioned:
    Usb

    Rated 5 out of 5 stars

    Great product for work / school

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love this USB better than having to use all other cables. Comes in handy for school.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Great USB

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It did exactly what I wanted it for the only issue is it get stuck when trying to switch the port then the plastic broke off and the metal is exposed and gets hot to handle at times but other then that a great product

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    Retractable design was a flaw

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Its retractable design was a flaw. It has been difficult to retract, but I didn't return because it looked very cute. Unfortunately, It couldn't be retractable after a couple of weeks of using. The metal clip to hold it together was out of its place by itself and this usb became parts. I must squeeze the clip to make it tight, then I must put the parts of usb together and put on the clip to hold it one piece. Of course after that I removed the data and I stopped using this usb. It was a waste of money for this usb; although it looked very cute.

    No, I would not recommend this to a friend
  • Rated 5 out of 5 stars

    Good to have

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is a very resourceful product. The great selling point is the option to not only use this with a usb port and a micro usb port.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Perfect for my needs

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Had a project and this worked perfectly.Quick easy transfer from phone to PC.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great for adding more space.

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    All I had to do was plug it in and it was very easy and fast to transfer all my pics and videos to free up space.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Good for OTG phones

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Check first if your phone is OTG. This works well on my newer phone but my old phone is not OTG.

    I would recommend this to a friend
  • Rated 2 out of 5 stars

    Sooooooooooooo Slow

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I know that most will never test these out and will be happy with the performance because they will likely work with smaller files, so I wanted to share testing on larger files. Test A: WD My Book 5TB to WD Ultra 2TB (Both items were USB 3.0 and connected to USB 3.0 ports on the same PC) Result: 15GB file moved in 3 minutes (average write speeds of 65-100MBs) ---------------------------------------------------------------------------------------------- Test B (simply swapping this product in): WD My Book 5TB to SanDisk - Ultra Dual 64GB Micro USB/USB 3.0 Type A Flash Drive (Both items were USB 3.0 and connected to USB 3.0 ports on the same PC) Result: Same 15GB file moved in 18 minutes (average write speeds of 12-15MBs) Conclusion: This is my first experience with a USB 3.0 flash drive and I must say that I am very disappointed. I am not even sure how you call this a USB 3.0 device when speeds barely are above USB 2.0

    No, I would not recommend this to a friend
  • Rated 5 out of 5 stars

    Good Flash Drive

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    One of the best product from SanDisk. Good Quality product and smart design

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    Junk

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    First one nearly ripped the port out of my phone. The second one fit even worse and is difficult to extend and retract. It was cheap enough that I will keep it for my desktop and use a cable to connect it to my telephone. SanDisk should just close up shop. Quality has gone to the dogs.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Cheap Plastic

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    flash drive is made of cheap plastic, easy to break if not handling correctly. The other flashdrive without the silver handle (bracket) better quality

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Nice Idea

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Thought this would be a great way to clear items off my phone to save space. It worked well with my photos and I was pleased with this aspect. I than went to upload my videos, initailly for some reason it would not begin. I than started it again, this time it took some time but seemed to be working. I plugged it into my computer, the files appeared to be there but would not play. I tried all I could with no success. I than went back to my phone to make another attempt but the memory stick automatically deletes files from your phone once they are uploaded. So basically I lost all of my videos, thanks Sandisk, you have lost any further purchases with your name.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Problems with saved digital music MP#

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    After about 6 months my saved MP3 music begins to malfunction in stereo mode in my vehicle. My saved music begins to play in mono from one speaker (right) then jumps to both time and time again. After testing the car USB port (my vehicle is still under factory warranty) the problem comes back to the SanDisk - Ultra Dual 64GB Micro USB/USB 3.0 Type A Flash Drive - Black, even when it is played on my home 3.0 USB port. Nothing is more upsetting than to listen to music from right speakers then jumping to left and both. With this, in mind I have to give this product a failed rating. FYI - my vehicle stereo system is Bose and home laptop is Dell Latitude E5540.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Never buying from bestbuy again

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I got my Sandisk 64 GB flashdrive from Best Buy @ Southlands Mall. It was good for a month only, then would not be recognized by any device. When going to the store for a replacement I was shocked to know by the manager that they ONLY REPLACE DEFECTIVE ITEMS WITHIN A 15 DAY LAPSE !!!!!! The USB was only $20, but I am NEVER going to spend a cent again on a company that does not respond when selling defective items.

    No, I would not recommend this to a friend