Samsung Type-C USB Flash Drive, 256GB, MUF-256DA/AM (Blue)
Quick take
This Samsung USB-C flash drive is designed for fast, simple transfers directly from USB-C devices, with up to 400MB/s USB 3.2 Gen 1 read speeds and a reversible connector for easier plug-in. It is a strong fit for photographers and creators moving files between a phone, tablet, and laptop, especially when you want something pocketable and rugged. The main caveat: as with most flash drives, write speeds may not match the read speed, and you will want to confirm your device ports before buying.
Pros and cons
Pros
- USB-C design with a reversible plug for quick, adapter-free use on compatible phones, tablets, and laptops.
- High rated read performance (up to 400MB/s) for faster “move big files now” workflows.
- Durability-focused build, marketed as waterproof and shock-proof, plus magnet-proof, temperature-proof, and X-ray-proof.
- Backwards compatible with USB 3.0/2.0 for broader compatibility.
Cons
- Flash drives can still feel slower for very large video workflows if your bottleneck is write speed, not read speed.
- Best results require USB-C ports and USB 3.2 Gen 1 capability; older ports may reduce throughput.
- Very compact design also makes it easier to misplace without a lanyard or careful storage.
What buyers think
Buyer review evidence points to a consistent theme: the drive is easy to use and performs well for everyday “plug in and transfer” tasks. Many comments highlight its compact size, convenience of connecting directly to USB-C devices, and faster transfers compared with older flash drives. Durability and data integrity are also recurring positives, with reviewers describing successful transfers of larger files without corruption or interruption.
At the same time, the review pattern is not perfectly uniform. Overall, buyer-review evidence supports good real-world usability and strong perceived speed, with the understanding that performance depends on whether you are bottlenecked by write throughput and device compatibility.
Performance and transfer speed: what to expect
This model targets fast reads up to 400MB/s over USB 3.2 Gen 1. In practice, that makes it a good match for scenarios where you copy files off the drive or when you move content from a host device in a way that benefits from higher read throughput.
Reviews reinforce that transfers feel quick, including tests involving multi-GB files. However, flash storage is still not the same class as SSDs or NVMe drives, so if your workflow is constrained by write performance, you may see less dramatic gains than the headline read speed suggests.
Portability and design details that matter
With USB Type-C and a reversible plug, the drive is built for plug-and-go use across devices. It is also light in-hand (about 3.4 grams) and sized to fit in a pocket, making it practical for travel, camera bags, and quick backups.
The compact form factor is frequently mentioned as convenient, but it is also the kind of item that is easier to lose, so using a lanyard or keeping it in a dedicated case can be a smart habit.
Durability and protection for real-world carry
The drive is marketed as waterproof and also designed to resist shock, magnet, temperature, and X-ray exposure. If your use case includes outdoor shooting, commuting, or simply tossing accessories into a bag, that kind of rugged positioning is a key reason people choose this class of flash drive over a more fragile form factor.
Review evidence generally aligns with the “works reliably after normal use” expectation, including comments about successful transfers without file corruption.
Capacity, file workload, and suitability
With 256GB of storage, this drive is positioned for plenty of personal files, document collections, and media projects. The listing also frames capacity for media storage, for example photos and 4K video durations, which can help you gauge whether you need a single-drive solution for a trip or shoot day.
It can be especially useful for photographers who need a simple way to offload content from a phone or camera workflow and then move it to a computer for editing.
Compatibility notes (so you do not get surprised)
This USB-C drive is intended for devices with a reversible USB Type-C port. It is also backward compatible with USB 3.0 and USB 2.0, but speeds will depend on the host port and how your device negotiates performance.
If you plan to connect it to older equipment, consider whether you will have a native USB-C port, or whether an adapter would be required. Also, for best results with “fast transfers,” pairing with USB 3.x capable ports matters.
Pros and cons recap
- Buy it if: you want a small, rugged USB-C flash drive for fast on-the-go transfers between phones, tablets, and USB-C laptops.
- Skip it (or re-check fit) if: your workflow depends heavily on high write speeds, or you mainly use older USB-A ports and do not want to manage adapters.
- Good to know: rated read performance is strong, but real-world outcomes still hinge on device and transfer direction (read vs. write).
Price and availability
Pricing varies by retailer and can move over time. If you are ready to compare the current cost against similar USB-C drives, check the latest offer here: Buy on Amazon.
Frequently asked questions
How fast is this USB-C flash drive?
It is rated for up to 400MB/s read speed on USB 3.2 Gen 1. Actual transfer speed can vary depending on the device you plug into and whether your workflow is limited by read or write performance.
Will it work with USB-A computers?
Because it has a USB-C connector, it works best with devices that have USB-C ports. It is also backward compatible with USB 3.0/2.0, but you may still need to use an appropriate connection method if your device only has USB-A.
Is the waterproof claim practical for everyday use?
The drive is marketed as waterproof and designed to resist shock, magnet, temperature, and X-ray exposure. That rugged design intent is meant for real-world carry, but you should still use sensible care for connectors and avoid intentional immersion beyond typical “splash” scenarios.
What is this drive best for?
It is a good fit for moving large files quickly between USB-C devices, such as offloading photos or transferring media between a phone, tablet, and computer. It is also convenient when you want a pocket-sized backup option.
Does 256GB provide enough space for 4K video or photo shoots?
256GB is commonly enough for many projects, especially for transferring and offloading during a shoot or travel session. Whether it is enough depends on your file sizes and capture settings.
Specifications
| Product Title | Samsung Type-C USB Flash Drive, 256GB, Transfers 4GB Files in 11 Secs w/Up to 400MB/s USB 3.2 Gen 1 Read Speeds, Compatible w/USB 3.0/2.0, Waterproof, 2022, Blue, MUF-256DA/AM |
|---|---|
| Category | Electronics > Computers & Accessories > Data Storage > USB Flash Drives |
| Brand | Samsung |
| Manufacturer | Samsung Electronics |
| Model Name | MUF-256DA/AM |
| Model Number | MUF-256DA/AM |
| Item Weight | 3.4 Grams |
| Color | Blue |
| Memory Storage Capacity | 256 GB |
| Hardware Interface | USB 3.2 Gen 1 |
| Additional Features | compact |
| Write Speed | 300.0 |
| Read Speed | 400 Megabytes Per Second |
| Connectivity Technology | USB |
| Flash Memory Type | NAND |
| Hardware Connectivity Technology | USB Type C |
| Flash Memory Video Speed Class | V30 |
| Compatible Phone Models | For devices with reversible USB type-C ports |
| Compatible Devices | Laptop, Tablet |
| Item Dimensions D x W x H | 0.32"D x 1.33"W x 0.63"H |
| UPC | 887276549453 |
| Mfr Part Number | MUF-256DA/AM |
| Warranty Description | 5 Year Manufacturer |
| Unit Count | 1.0 Count |
| Item Type Name | Flash Type-C Memory |
| Special Feature | compact |
Available variants
Size
- 512 GB
- 256 GB
- 128 GB
- 64 GB
Color
- Blue
- Titan Gray
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