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:
11235706
Highly rated by customers for:
$41.79

Customer reviews

Rating 4.8 out of 5 stars with 10344 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 are positive about the product's ample storage capacity, good speed, and overall performance. They also appreciate its ease of use, competitive price, and compact size, noting its USB 3.0 capabilities. However, customers are negative about the product's tendency to overheat during large transfers and its 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 444 Showing 8,861-8,880 of 10,344 reviews

  • great value for products

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

    great incentive to buy itunes cards at best buy with buy one 3 pack get one 3 pack 30% off. love the ipad case. great value for sandisk

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

    I would recommend this to a friend

  • fast read slow write

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

    nice size write speeds aint great but read speeds are blazing

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

    I would recommend this to a friend

  • Service

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

    Always helpful and informative. Takes care of the issues. Kept me informed

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

    I would recommend this to a friend

  • Right size and price

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

    Works fine, no complaints, writes and reads quickly.

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

    I would recommend this to a friend

  • Usb 3.0 drive

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

    Till now it’s working good. Not fast but acceptable speed.

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

    I would recommend this to a friend

  • Great value

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

    Great value for this product. Purchased it on sale and it worked as advertised.

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

    I would recommend this to a friend

  • Great Help on the Floor

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

    I was in a rush to find a flash drive that would support a very specific project and the floor staff came right over to help. The recommendations and considerations were very helpful and the check out was quick.

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

    I would recommend this to a friend

  • Very good flash drive

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

    It's been a very good flash drive, its completely accurate in memory size.

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

    I would recommend this to a friend

  • Very handy to have

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

    Plug this into a USB 3 port and you're off to the races. Transfer rate is close to advertised. Not sure how tough the case is.

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

    I would recommend this to a friend

  • Perfect size

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

    Picked it up on sale and works great. It can be used for large file transfers as well as movies or song files as needed.

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

    I would recommend this to a friend

  • Bit pricey

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

    So far so good, is running normal speed. But I think it was little bit pricey.

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

    I would recommend this to a friend

  • perfect size flash drive

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

    This item arrived in a timely manner. Perfect for organizing our photos to share with family.

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

    I would recommend this to a friend

  • Awesome flash drive. Great deal.

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

    This flash drive is great. I had to download a program to format it to Fat32 so it would work on my ps3 but it works fine now.

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

    I would recommend this to a friend

  • Great Price / Great Drive

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

    Needed a drive for a single use. This fit the bill. Only negative is the case is kinda flimsy.

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

    I would recommend this to a friend

  • Great size at a fair price

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

    We needed this for digital photo storage and we have lots of photos

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

    I would recommend this to a friend

  • 3.0 for a great price!

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

    sandisk is well known for its flash drives and im glad I got this!

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

    I would recommend this to a friend

  • Work Life At My FingerTips!

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

    Late night Sandisk to the rescue! Project Complete!

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

    I would recommend this to a friend

  • USB flash drive It works

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

    Was able to pick up on sale. Good value. Works like a flash drive.

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

    I would recommend this to a friend

  • Title for nessacity

    |
    |
    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Everyone needs one, not sure what to put here. Don't do illegal stuff kids lol.

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

    I would recommend this to a friend

  • It's a Great value.

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

    Its was a great value to buy. I had brought 2.i am storing all my photos from my computer.

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

    I would recommend this to a friend
Page 444, Showing 8,861-8,880 of 10,344 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.