Ultimate Upgrade SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black.
  • Alt View 11. SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black.
  • Alt View 12. SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black.
  • Alt View 13. SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black.
  • Alt View 14. SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black.
  • Alt View 15. SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black.
  • Transfer speeds up to 10x faster than standard USB 2.0 drives. SanDisk USB 3.0. USB 3.0 port required. Based on internal testing; performance may be lower depending on host device. 1MB=1,000,000 bytes.
  • Based on 1.2GB MPEG-4 video transfer with USB 3.0 host device. Results may vary based on host device, file attributes and other factors. Transfer a movie in less than 40 seconds.
  • Compatible with USB 3.0 and backward-compatible with USB 2.0.
  • RescuePRO Deluxe Software is an easy file recovery tool that can help you recover lost or deleted files with ease. The software is designed to recover files from various sources, including hard drives, memory cards, and USB drives. RescuePRO Deluxe is a powerful tool that can recover files even after a system crash, virus attack, or accidental deletion. With its user-friendly interface and advanced recovery algorithms, RescuePRO Deluxe is the perfect solution for anyone who needs to recover lost files.
  • SanDisk Ultra Flash Drive - 360 View Video video 0 minutes 06 seconds

SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

Model:
SDCZ48-256G-A46
SKU:
11530970
Highly rated by customers for:
$97.82

Customer reviews

Rating 4.8 out of 5 stars with 4955 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.8 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

98%would recommend to a friend
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 128 Showing 2,541-2,560 of 4,955 reviews
  • Pros mentioned:
    Speed

    Great thumb drive!

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works like it should, definitely recommend! Fast with plenty of storage.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

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

    Storage

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Quick and easy not any problems save great easy to add to my computer

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Great price

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It was great price for the amount of storage this has. I would recommend this brand of used it for years.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

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

    256GB Flash Drive

    |
    |
    Posted . Owned for more than 2 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Easy to use and fast to make copies from different files. Help me in and out office and home.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    cheap, permanent storage

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    256 GB. WOW! it will work until USB is supplanted by a new technology. Possible not in my lifetime.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Plenty of storage

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

    Needed a replacement for a 128GB thumb drive is mistakenly put into the wash machine. Picked this model up and am pleased with it. I have a feeling that dust or lint will be a problem at some point carrying it around in my pocket without a way to cover the connections but so far, so good.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    geek squad was wonderful

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I highly recommend geek squad for people who need help with their computers. These guys were awesome.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Great Thumb Drive

    |
    |
    Posted . Owned for 10 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent product. I love it and would recommend it to anyone.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Satisfied

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I have always been a fan of this drive. I will always purchase them @best buy!!!

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Great for portable operating systems

    |
    |
    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great usb memory stick. Large size allows it to hold operating system and some storage.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • Great product

    |
    |
    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Best Buy has great products and service. We keep coming back fir purchases.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

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

    Solid Flash Drive!

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Fast transfer compared to the PNY flash drive that I also purchased.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Good deal

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good Value for money. Nothing to complain about for the storage space and money

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

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

    Easy to use.

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This product is easy to use. Unlike other flash drives this one is easy to open and insert into the computer.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

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

    Great value

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It was very easy to use and purchased at a great price.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Flash Drive

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It worked as described. Why do I have to do this I will not do another one.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Big and inexpensive.

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

    What more could you want. Plenty of storage plus low price. Could hold a separate OS. I should have bought 2 while they were on sale.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    Great for storing music files

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I've got nearly 7,000 music files stored on this, freeing up my laptop. It works very well.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

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

    Very Efficient Drive Storage

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I have found the SanDisk Ultra very good for storing videos. They download quickly and efficiently.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
  • Pros mentioned:
    Storage capacity

    A real bargain

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

    I cannot believe that large flash drives like this are so reasonably priced. A great compliment to my new Microsoft Surface Book.

    This review is from SanDisk - Ultra 256GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
Page 128, Showing 2,541-2,560 of 4,955 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.