SanDisk

SanDisk SDCZ430-256G-A46 Ultra Fit 256GB USB 3.1 Flash Drive

Name: SanDisk SDCZ430-256G-A46 Ultra Fit 256GB USB 3.1 Flash Drive
Brand: SanDisk
SKU: SDCZ430-256G-A46
Rating: 4.1 (45 reviews)

★★★★★4.1 (45 reviews)

USB 3.1USB 2.0

Compact and Fast USB 3.1 StorageThe SanDisk Ultra Fit USB 3.1 Flash Drive offers a simple way to add extra, high-speed storage to your device. Its compact design allows you to plug it in and leave it in. Capacity: 256GB Interface: USB 3.1

$42.99*$64.16Save 32%

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*Price sourced from Amazon.com. Last updated:Jul 21, 2026.Price and availability are subject to change.

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Overview

Compact and Fast USB 3.1 Storage

The SanDisk Ultra Fit USB 3.1 Flash Drive offers a simple way to add extra, high-speed storage to your device. Its compact design allows you to plug it in and leave it in.

Capacity: 256GB
Interface: USB 3.1

Key Features

256 GB capacity for storing, sharing and maintaining back up for your important files

Experience fast data transfer rate with USB 2.0

Specifications

Capacity

256GB

Interface

USB 3.1

Frequently Asked Questions

What is the storage capacity of the SanDisk Ultra Fit flash drive?

The SanDisk Ultra Fit flash drive offers a substantial 256GB capacity, providing ample space for storing, sharing, and backing up your important files.

What USB standard does this flash drive use?

This flash drive utilizes the USB 3.1 interface, designed for faster data transfer speeds. However, the features also mention experiencing fast data transfer rates with USB 2.0.

Is this flash drive suitable for storing large files like videos or extensive photo collections?

Yes, with its 256GB capacity, it is well-suited for storing, sharing, and maintaining backups of a significant volume of important files, including large media files.

Does the SanDisk Ultra Fit have a small physical design?

The "Ultra Fit" designation typically indicates a very compact, low-profile design, making it less obtrusive when plugged into a USB port.

Can I use this SanDisk flash drive for backing up my computer's files?

Yes, the 256GB capacity and fast transfer capabilities make it an excellent option for maintaining backups of your critical files.

What Buyers Say

4.1 ★★★★★45 Amazon ratings

👍 Pros

Offers a generous 256GB capacity, providing ample space for storing a large volume of important files, documents, photos, and videos.
Designed for use with USB 3.1, ensuring fast data transfer rates for quick movement of large files.
The compact, low-profile design of the Ultra Fit drive allows it to remain unobtrusive when plugged into devices.
Ideal for users who need significant storage in a highly portable format for sharing and backing up data.
Provides a convenient solution for expanding storage on laptops, desktops, or other compatible devices with minimal physical footprint.

👎 Cons

While supporting USB 3.1, the feature list specifically mentions "Experience fast data transfer rate with USB 2.0," which could be confusing for users expecting pure USB 3.1 speeds.
The compact size, while a benefit for portability, can sometimes make it easier to misplace or remove accidentally from a port.
Specific read/write speeds for USB 3.1 are not provided, making it difficult to gauge its actual performance compared to other drives.
There is no mention of any included software for file management, security, or backup, which some users might prefer.
The Ultra Fit design, while practical for staying plugged in, may be challenging to grip for some users when inserting or removing.