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Sandisk

SANDISK 1TB Ultra Dual Drive Go USB Type-C Flash Drive - Up to 400MB/s, Navagio Bay - SDDDC3-1T00-G46NBB

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Availability: Only 3 left in stock, order soon!
Fulfilled by Amazon
Arrives Tuesday, May 5
Order within 12 hours and 41 minutes
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Color: Navagio Bay


Size: 1TB


Style: Up to 400 MB/s


Features

  • The 2-in-1 flash drive with a reversible USB Type-C and a traditional Type-A connector.
  • Seamlessly move content between your USB Type-C smartphone, tablets, and Mac and USB Type-A computers. (Mobile device requires USB Type-C port and On-The-Go (OTG) support. See SanDisk website for list of compatible devices.)
  • Free up space on your USB Type-C smartphone so you can take more photos (Mobile device requires USB Type-C port and On-The-Go (OTG) support. See SanDisk website for list of compatible devices.)
  • Automatically back up photos with SanDisk Memory Zone app (Download and installation of SanDisk Memory Zone app required.)
  • High-performance USB 3.2 Gen 1 drive with up to 400MB/s ultra-fast read speeds (1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors. USB Type-C port with USB 3.2 Gen 1 support required.)

Description

Looking for storage that works across your USB Type-C and Type-A devices? The SanDisk Ultra Dual Drive Go is the 2-in-1 flash drive that lets you easily move files between your USB Type-C smartphone, tablets, and Mac and USB Type-A computers. Now you can take even more photos and access them across your devices. (Mobile device requires USB Type-C port and On-The-Go (OTG) support. See SanDisk website for list of compatible devices.)

Brand: Sandisk


Memory Storage Capacity: 1 TB


Hardware Interface: USB Type C


Special Feature: Fast Data Transfer


Write Speed: 300 MB/s


Memory Storage Capacity: 1 TB


Hardware Interface: USB Type C


Additional Features: Fast Data Transfer


Write Speed: 300 MB/s


Read Speed: 400 Megabytes Per Second


Connectivity Technology: USB


Flash Memory Type: USB


Hardware Connectivity Technology: USB Type A, USB Type C


Compatible Phone Models: [Most] USB Type-C smartphones


Compatible Devices: USB Type-C smartphones, tablets, Macs, USB Type-A computers, latest iPhone models


Color: Navagio Bay


Item Dimensions D x W x H: 1.75"D x 0.48"W x 0.34"H


Brand: Sandisk


Model Name: SanDisk Ultra Dual Drive Go USB Type-C Flash Drive


Manufacturer: Sandisk Technologies, Inc.


UPC: 619659213428


Mfr Part Number: SDDDC3-1T00-G46NBB


Warranty Description: 5 year limited manufacturer warranty


Item Weight: 0.01 Pounds


Model Number: SDDDC3-1T00-G46NBB


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, May 5

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Similar Products

Top Amazon Reviews

    • Works as expected.
Color: Black Size: 1TB Style: Up to 400 MB/s
Great USB drive was hoping that I could charge my phone with this at the same time of using it but to bad so sad. Small easy to loose, put it down and if I cover it and push what ever I covered it with and not pay attention I have a hard time finding it. My desk is messy. It does feel like it can take some hat of a beating so it is pretty durable. Write and read speed is good although I haven't measured it so it functions good. I mainly use it to watch movies I have. ... show more
Reviewed in the United States on March 13, 2026 by naokiura
    • The Ultimate USB Drive for Modern Devices
Color: Black Size: 512GB Style: Up to 400 MB/s
SanDisk’s 512GB Ultra Dual Drive Go USB Type-C Flash Drive (SDDDC3-512G-GAM46) is an impressively versatile, high-capacity flash drive that has greatly enhanced day-to-day data management and device connectivity. This in-depth review covers real-world usability, speed, durability, and features, making it an essential guide for anyone considering this dual connector drive. The most notable advantage is the dual connectors—USB-A and USB-C—which allow for seamless file transfers between legacy and cutting-edge devices. This flexibility makes it ideal for working with smartphones, tablets, laptops, and desktops. No need for adapters, and switching between devices is as simple as flipping the drive’s cover. It’s especially useful for consolidating files or backing up media on the go, making transitions between work and personal devices absolutely hassle-free. With its 512GB capacity, the Ultra Dual Drive Go wipes out storage anxiety. It easily stores entire photo libraries, massive video files (including 4K and 8K footage), and countless documents or software installers. While the advertised read speed hits up to 400MB/s (USB 3.1), and typical transfer rates are fast and reliable for everyday use, some users note that sustained large writes (like transferring several 100GB videos) may cause the device to heat up and throttle speeds. Nevertheless, moves like a 160GB file in under 3 minutes show it’s more than competitive among similarly-priced drives. It’s not engineered for specialized pro-level tasks (such as direct ProRes video recording on premium smartphones), but for most consumer needs, performance is more than satisfactory. The sturdy swivel design both protects the connectors and makes the drive highly portable—perfect for pockets, bags, and busy schedules. The keyring hole offers extra convenience, and the compact form factor is praised for ease of use and daily carry. Notably, this isn’t a fragile accessory; the robust build feels solid and holds up well to constant handling. Setting up and using the Ultra Dual Drive Go is a breeze. Plug-and-play compatibility ensures immediate file access, while advanced users can enjoy features like automatic photo backups through SanDisk’s Memory Zone app on supported Android devices. Whether managing files between a USB-C smartphone and USB-A laptop or freeing up storage on-the-fly, it consistently delivers a smooth experience. ... show more
Reviewed in the United States on November 20, 2025 by JP
    • Faster than I expected
Color: Black Size: 512GB Style: Up to 400 MB/s
Review Image by Mark D
Review Image by Mark D
I bought this SanDisk drive to finally free up some space on my phone and it's worked great! It was way faster than I had expected and the SanDisk Memory Zone app makes it a lot easier to take bulk actions like copying and deleting the original. I've used it formatted as FAT32 and it plays nicely with Android, iOS, and Windows. Having both USB ports is definitely nice for connectivity and the pivoting mechanism keeps the physical size of the drive nice and small. It has a plastic case and I haven't noticed any heat problems, even during big transfers. ... show more
Reviewed in the United States on March 31, 2026 by Mark D
    • Almost perfect
Color: Black Size: 512GB Style: Up to 400 MB/s
So far, I've been loving this drives speed and capacity. However, performance has been lacking as i noticed it disconnects rather frequently when used with my tablet and phone. Will updte when/if i find a fix but so far, Not deserving of a 5 star review. Update: Comparing this to other drives. It's slow. Annoyingly so. Writing to it literally takes about 2 minutes before even a small piece of the loading bar comes up. Even reading files takes a while. 🤦🏽♂️ Update 2: So I double checked the specs of my laptop just to make sure I'm not crazy. Confirmed the laptop has 2x USB Type C-3.2 Gen 1 ports and the drive is also USB Type C-3.2 Gen 1 and I have never seen this drive even get close to the advertised speeds. Extremely Disappointing! Update 3: I've found that the frequent disconnecting issue was a result of user error. Quick and to the point, Don't have your device in battery saver mode. I've had no issues with connectivity after finding this out. While the older 128gb sandisk pendrive i had didn't have the same issue this one has. I still prefer this as it doesnt get as hot as the older drive while having 4x the storage and slightly (albeit still slow) faster speeds. Worth it! ... show more
Reviewed in the United States on May 1, 2024 by Crowned Susanoo
    • Works great and super small
Color: Absinthe Green Size: 128GB Style: Up to 400 MB/s
Review Image by Camilo Uribe
Review Image by Camilo Uribe
Review Image by Camilo Uribe
Review Image by Camilo Uribe
Works great, I lost the one before and this is the replace
Reviewed in the United States on April 20, 2026 by Camilo Uribe
    • Best Dual Drive USB on the Market (on a budget)
Color: Absinthe Green Size: 1TB Style: Up to 400 MB/s
Amazing that 1tb can fit on such a small device. If you’re looking for a device to transfer any amount of files between many different kinds of devices, this is your item. The best dual drive usb stick I’ve ever purchased. Great for storing/transferring large chunks amounts of data between different kinds of devices. Purchase less than 1tb for personal use as the read/write speed isn’t so great for copying say an entire computer’s hard drive. ... show more
Reviewed in the United States on February 25, 2026 by DJ Eckleburg

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