Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. SanDisk - Ultra 128GB USB 3.0 Flash Drive - Black.
  • Alt View 11. SanDisk - Ultra 128GB USB 3.0 Flash Drive - Black.
  • Alt View 12. SanDisk - Ultra 128GB USB 3.0 Flash Drive - Black.
  • Alt View 13. SanDisk - Ultra 128GB USB 3.0 Flash Drive - Black.
  • Alt View 14. SanDisk - Ultra 128GB USB 3.0 Flash Drive - Black.
  • Alt View 15. SanDisk - Ultra 128GB 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 128GB USB 3.0 Flash Drive - Black

Model:
SDCZ48-128G-A46
SKU:
10757559
Highly rated by customers for:
$29.99
Save $12
The comparable value is $41.99

Customer reviews

Rating 4.8 out of 5 stars with 10349 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

Customers are saying

Customers express satisfaction with the product's ample storage capacity, good speed, and overall performance. They also appreciate its ease of use, great price, and convenient size, including its USB 3.0 capabilities. However, some customers have noted that the device can overheat during large data transfers and wish for a more appealing design.

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 205 Showing 4,081-4,100 of 10,349 reviews
  • Pros mentioned:
    Ease of use

    Great flash drive

    |
    |
    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Such a good, handy item to have. Makes it easy to back up data temporarily.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Dirt cheap and fast

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

    Bought it on sale to install windows on an existing build. After making it bootable, took only 10 minutes for clean install.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Great memory stick

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

    It does what it suppose to do! So great product would recommend

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Great product

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

    It works!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • Glad I bought it

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

    These are very nice. You can take data with you without lugging the computer

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    It Works with no issues

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

    It does what I need it to do. No issues. Pretty good price as well.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Incredible Bargain Flash Drive

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

    Great product, fantastic price. Very happy with purchase. Sorry I did not buy more.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    REVIEW

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

    THIS ITEM WORK GREAT AND VERY EASY TO USE! I WOULD RECOMMEND THE ITEM TO OTHERS

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    One of the best product for a better price

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

    I bought this product for a very low price as there was an Offer going. This product works very well and transfer rate is very fast and easy to use

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    ScanDisk Provides Reliable Storage

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

    Simple to use and reliable. All you have to do is insert it into a USB port and follow your computer's instructions.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Well done

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

    Works exactly as intended. Purchased for one purpose only and it has served that purpose flawlessly.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Your much needed USB!

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

    Your much needed USB - A must-have on-the-go portable storage device!

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Great storage

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

    So far no problem. I use it to back up my files at work. I did not check the read/write speed since I do't use it for fast transfer. I use it for the space.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend

  • GREAT CC ON THE TV FOR DEAF HH

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

    LOVE MY SAMSUNG AND THE TV CC GREAT THE LARGE SIZE SO EASY FOR DEAF / HH PEOPLE TO READ WOULD RECOMMEND THIS TV TO ANYONE WHO NEEDS CC

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Does the job

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

    A USB drive is always handy to keep around. Good speed and good price

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    SanDisk Flash Drive

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

    SanDisk are very reliable Flash Drive, so far all the ones I bought in the past are still working.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Tinnie

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

    A great addition to include with the excellent repair service Thk U Best Buy.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Perfect flash drive at a great price

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

    I bought this because of the price and have used it to transfer software from a CD to a small laptop. It worked perfectly. Now I plan to use it for photos.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Fast and Cheap

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

    This is a wonderful flash drive for the price. The size of 128GB allows most everything that need to be portable to be stored on this little device.

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

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

    Great

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

    Sandisk works great, I never buy another brand of removable Drive

    This review is from SANDISK - Ultra 128GB USB 3.0 Flash Drive - Black

    I would recommend this to a friend
Page 205, Showing 4,081-4,100 of 10,349 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.