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 4911 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 85 Showing 1,681-1,700 of 4,911 reviews

  • A bargain

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

    Great drive, great price. Small with plenty or storage space. Don't leave home without it!

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

    I would recommend this to a friend

  • Works fine

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

    Works great. Allows you to free up space on your hard drive by putting seldom used file on it and deleting them from your computer.

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

    I would recommend this to a friend

  • Fast, dependable.

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

    Great flash drive. You can't go wrong with Sandisk. Fast, dependable.

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

    I would recommend this to a friend

  • As shown works with Mac and pc

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

    Perfect little disk storage. We used to put home videos on and give as gifts to family. Worked great for Mac and pc.

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

    I would recommend this to a friend

  • Fantastic USB

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

    When I think back on how much I used to be able to store on a USB drive LOL and look at what’s capable now it’s great to have a product like this

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

    I would recommend this to a friend

  • Flash Drive 256

    |
    |
    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This flash drive is 256 and is just what I needed... I can Backup my laptop on this drive easily. Great product & great price too :-)

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

    I would recommend this to a friend

  • So much space

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

    Worked great downloaded lots of movies still seems like i have infinite space good price great product so far

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

    I would recommend this to a friend

  • WOW, a flash drive holding 256GB!

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

    I needed a backup unit to hold 184GB and didn't want to spent a fortune. Then I found this powerhouse and it performs perfectly for what I needed.

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

    I would recommend this to a friend

  • Perfect storage space

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

    I got this on sale and it's perfect for storing any files. I use it for digital movie files and I probably have at least 250 movies on here with another 12 GB free space. You won't regret getting it.

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

    I would recommend this to a friend

  • Good product

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

    Works as described. Easy to use. Great price. Would purchase again.

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

    I would recommend this to a friend

  • An excellent flash drive!

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

    Excellent drive, so much storage, and i trust sandisk name

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

    I would recommend this to a friend

  • Great Price for the amount of storage you get.

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

    Works as it should and is a great deal for the price. I can back up entire folders on it. Only drawback is the size, it's bit large but still great for what it is.

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

    I would recommend this to a friend

  • Perfect for large documents

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

    Totally met expectations. Easy to use and very well made.

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

    I would recommend this to a friend

  • Convenient storage

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

    I often need to take large PowerPoint files to presentations. This thumbdrive is very convenient and has more than adequate storage. It was on sale so the price was right.

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

    I would recommend this to a friend

  • !!!!!!

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

    what I was looking for... good price and quality...

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

    I would recommend this to a friend

  • easy download

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

    quick easy and efficient. worked great. easy to download from to new computer

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

    I would recommend this to a friend

  • Great drive

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

    great drive. the retractable feature protects the connection to a USB port. the price is very good for the amount of storage.

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

    I would recommend this to a friend

  • Sandisk 256GB 3.0 Flash Drive.

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

    I always use Sandisk and usually buy a few at a time. Never had a problem. Quality is great. Very easy to use.

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

    I needed to back up files on a computer at work to load on a new one and this had excellent storage capability! It’s amazing how far technology has come.

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

    I would recommend this to a friend

  • Good product

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

    Works great! It fits my needs for storage back up.

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

    I would recommend this to a friend
Page 85, Showing 1,681-1,700 of 4,911 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.