Appliances Presidents’ Day SaleEnds 2/25. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product SearchGo to Footer
Gift Ideas
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:
10757539
Your price for this item is $33.99
The comparable value price is $64.99

Customer reviews

Rating 4.8 out of 5 stars with 4913 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

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 96 Showing 1,901-1,920 of 4,913 reviews

  • SanDisk - Ultra 256 GB USB 3.0

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

    I used the SanDisk Ultra 256GB USB 3.0 flash drive to back up files I have on my computer. It worked well.

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

    I would recommend this to a friend

  • Good enough as second PC

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

    Faster than expected. I'm using it to run my Win10 enviroment while using someone else's PC until my PC is repaired.

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

    I would recommend this to a friend

  • Bill - SanDisk Ultra 256GB USB

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

    This product works as advertised and is very straightforward to use.

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

    I would recommend this to a friend

  • Flash drive

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

    Had to wipe my pc clean after I was defrauded. The flash drive did the trick.

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

    I would recommend this to a friend

  • NICE SHOP

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

    nice price, mice product,I would definitely recommend it to a friend.

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

    I would recommend this to a friend

  • Great USB drive.

    |
    |
    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works great, fast speed, reliable brand, highly recommend.

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

    I would recommend this to a friend

  • Good fast flash drive with lots of memory

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

    Not a very complicated purchased but it totally hit the mark Tons of memories on a simple flash drive that is easy to use and are you very good value

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

    I would recommend this to a friend

  • Perfect

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

    Probably one of the best purchases I've ever made. Plugged it into my router and set it up as a NAS drive

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

    I would recommend this to a friend

  • Great product

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

    Bought this item for more storage spage on a ps4. Works perfectly

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

    I would recommend this to a friend

  • A great deal!

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

    I got this flash drive on sale. It works perfectly, and the massive size ensures it will store a ton of data!

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

    I would recommend this to a friend

  • Good drive

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

    Using it for a hacked fire tv and gaming and for the price super good

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

    I would recommend this to a friend

  • Great Price for a great drive

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

    I felt compelled to buy this drive for the price alone. I am usually very satisfied with sandisk products but at the sale price it would have pained me to pass it up.

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

    I would recommend this to a friend

  • Best brand

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

    This brand works the best for all my devices. Never had a problem with it.

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

    I would recommend this to a friend

  • Great

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

    Great thumbdrive. What can I say it's small it's light it works. It was on sale so I bought it. Using it for video transfer and storage because of the high transfer rate.

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

    I would recommend this to a friend

  • SanDisk never disappoints!

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

    Works flawlessly! Sandisk products have always been terrific!

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

    I would recommend this to a friend

  • worth it

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

    more than enough space for any of your needs. exceptional

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

    I would recommend this to a friend

  • USB

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

    Was recommended and it works great, thank you for great service

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

    I would recommend this to a friend

  • great flash drive

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

    it does what i need and i have never had problem with it so far i have had it since 10/7 of last year its very useful thing to have

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

    I would recommend this to a friend

  • Great Value & Lots of Storage

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

    This compact USB drive has enough storage for two full-system backups on my household's two computers. It did not come with lots of unwanted software taking up space.

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

    I would recommend this to a friend

  • Great!!

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

    I purchased this item to store work on and have a place to store my photos and music. The storage space is wonderful.

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

    I would recommend this to a friend
Page 96, Showing 1,901-1,920 of 4,913 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.