SanDisk Ultra Dual Drive Go 256GB USB-C Flash Drive
The SanDisk Ultra Dual Drive Go 256GB is a high-capacity portable flash drive that makes it easy to transfer files between USB-C devices and computers with standard USB-A ports. Its two built-in connectors eliminate the need for a separate adapter when moving photos, videos, presentations and other files between compatible devices.
With 256GB of storage, USB 3.2 Gen 1 connectivity and sequential read speeds of up to 400MB/s, this compact black drive is well suited to students, professionals, photographers, travellers and content creators who need more space than a basic flash drive provides.
Why Choose the SanDisk Ultra Dual Drive Go 256GB?
The SanDisk Ultra Dual Drive Go 256GB combines generous storage with convenient dual connectivity. Connect the USB-C side to a compatible phone, tablet or modern laptop, then rotate the drive to access its traditional USB-A connector.
This makes it possible to transfer files directly between devices without uploading them to cloud storage first. Direct transfers can be particularly useful when internet access is unavailable, slow or expensive.
256GB Storage for Larger Files
The 256GB capacity provides space for extensive document folders, photo collections, presentations, course materials, music and selected video projects. It is a practical option for users who need to carry more content while keeping their storage device small and easy to transport.
The SanDisk Ultra Dual Drive Go 256GB can also help free up space on a compatible USB-C phone or tablet. Transfer older photos and videos to the drive, then connect it to a computer through USB-A for organisation, editing or additional backup.
Actual usable storage will be lower than the advertised 256GB because formatting and system functions require some of the available capacity.
USB-C and USB-A in One Drive
The reversible USB Type-C connector works with compatible smartphones, tablets, Mac computers and modern laptops. The standard USB Type-A connector works with many desktop computers, traditional laptops and other compatible USB-A devices.
| Connector | Suitable devices |
|---|---|
| USB Type-C | Compatible Android phones, tablets, modern laptops and Mac computers |
| USB Type-A | Desktop computers, conventional laptops and other compatible USB-A devices |
This dual-connector format is useful in environments where newer USB-C devices and older USB-A equipment are used together.
Up to 400MB/s Sequential Read Speed
The drive delivers sequential read speeds of up to 400MB/s through a compatible USB 3.2 connection. This can reduce the time required to open or copy supported photos, documents and large project files compared with many entry-level USB drives.
Actual performance varies depending on the host device, file type, drive usage, interface and operating conditions. A compatible USB 3.2 port is required to achieve the highest advertised performance.
SanDisk does not publish a guaranteed write-speed figure for model SDDDC3-256G-G46. Write performance is lower than the advertised read speed and varies according to the connected device and files being transferred.
Compatible with Phones, Tablets and Computers
The SanDisk Ultra Dual Drive Go supports compatible USB Type-C phones, tablets and laptops. SanDisk currently lists compatibility with Android 10 or later, Windows 10 or later and macOS 12 or later.
The connected phone or tablet must support external USB storage. On compatible Android devices, files can normally be accessed and organised through the built-in file-management application.
Manage and Back Up Files with the SANDISK App
The SANDISK application can help manage, transfer and back up content between compatible devices and SanDisk storage products. Automatic backup can be configured for selected photos, videos, music, documents and contacts on supported Mac and Windows computers.
The application must be downloaded and installed separately. Its features and operating-system requirements may change between versions.
Compact Capless Swivel Design
The SanDisk Ultra Dual Drive Go 256GB uses a rotating capless design that helps cover the connector that is not currently being used. The swivel mechanism also removes the need for a separate connector cap that could be misplaced.
The black drive weighs approximately 3.7g and includes a built-in keyring hole. It can be attached to keys, a lanyard or a laptop bag for convenient daily use.
SanDisk Ultra Dual Drive Go 256GB Specifications
| Brand | SanDisk |
|---|---|
| Series | Ultra Dual Drive Go |
| Model number | SDDDC3-256G-G46 |
| Capacity | 256GB |
| Connectors | USB Type-C and USB Type-A |
| Interface | USB 3.2 Gen 1 |
| Sequential read speed | Up to 400MB/s |
| Write speed | Not specified; lower than read speed |
| Colour | Black |
| Dimensions | Approximately 44.4 × 12.1 × 8.6mm |
| Weight | Approximately 3.7g |
| Operating temperature | 0°C to 45°C |
| Non-operating temperature | -10°C to 70°C |
| Compatibility | Android 10+, Windows 10+ and macOS 12+ |
| Warranty | 5-year limited warranty |
Who Is This 256GB USB Flash Drive Suitable For?
- Content creators transferring photos and video clips
- Professionals carrying large work and presentation folders
- Students storing course materials and assignments
- Users freeing up space on compatible USB-C devices
- Travellers who need compact offline storage
- People working with both USB-C and USB-A computers
What Is Included?
- 1 × SanDisk Ultra Dual Drive Go 256GB flash drive
Browse more USB flash drives and portable storage devices available from Shah Computers. Customers comparing flash drives in Kenya can contact our Westlands, Nairobi store to confirm current price and availability.
Additional technical information is available on the official SanDisk product page.
Frequently Asked Questions
What is the SanDisk Ultra Dual Drive Go 256GB?
It is a portable 256GB flash drive with built-in USB-C and USB-A connectors. It transfers files between compatible phones, tablets, laptops and desktop computers without requiring a separate adapter.
How fast is the SanDisk Ultra Dual Drive Go 256GB?
It provides sequential read speeds of up to 400MB/s through a compatible USB 3.2 connection. Actual speed varies according to the connected device, files and operating conditions.
What is the write speed of this flash drive?
SanDisk does not publish a guaranteed write-speed figure for model SDDDC3-256G-G46. Write speed is lower than its advertised 400MB/s read speed and varies by file and device.
Does it have USB-C and USB-A connectors?
Yes. A reversible USB-C connector and standard USB-A connector are both built into the rotating body.
Can I use it directly with an Android phone?
Yes, it supports compatible USB-C devices running Android 10 or later. The phone must also support external USB storage.
Does it work with Windows and Mac computers?
Yes. SanDisk currently lists compatibility with Windows 10 or later and macOS 12 or later. The computer must have a compatible USB-C or USB-A port.
Can I transfer files without an internet connection?
Yes. Files are transferred directly between the flash drive and connected device, so internet access or a cloud-storage account is not required.
Is 256GB suitable for large photos and videos?
Yes. The 256GB capacity is suitable for substantial photo collections, work files and selected video projects. The exact number of files depends on their individual size and format.
What is the difference between the 64GB and 256GB models?
The 256GB model provides four times the listed capacity of the 64GB version. It is also rated for up to 400MB/s read speed, compared with up to 300MB/s for the 64GB model.
Is the SanDisk Ultra Dual Drive Go an external SSD?
No. It is a compact dual-connector USB flash drive. It should not be described as an external SSD, even though its read speed is faster than many basic flash drives.
Can the drive automatically back up files?
The separately installed SANDISK application can be configured to back up selected content on compatible Windows and Mac computers. Features may vary by operating system and app version.
Why does the usable capacity appear below 256GB?
Some capacity is used for formatting, and operating systems calculate storage differently from manufacturers. The available capacity therefore appears below the advertised 256GB.
Does it require a separate USB adapter?
No. USB-C and USB-A connectors are both built into the drive, so an additional adapter is normally unnecessary.
What warranty does it include?
SanDisk specifies a five-year limited warranty. Warranty eligibility is subject to the manufacturer’s terms and proof-of-purchase requirements.
Where can I get the SanDisk Dual Drive Go 256GB in Nairobi?
Contact Shah Computers in Westlands, Nairobi, on 0113 219 859 to confirm current stock, price and delivery or collection options.
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