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⚡ Capture. Transfer. Conquer. The ultimate 4K-ready memory card for pros on the move.
The SanDisk 256GB Extreme SDXC UHS-I Memory Card delivers ultra-fast read speeds up to 180MB/s and write speeds up to 130MB/s, optimized for 4K UHD video and high-speed burst photography. Engineered with SanDisk QuickFlow Technology and rated U3/V30, it guarantees smooth, uninterrupted recording. Its rugged design is temperature, water, shock, and x-ray proof, making it a dependable choice for professional content creators. With massive 256GB storage and broad device compatibility, it’s the go-to card for capturing and transferring high-resolution media effortlessly.










| ASIN | B09X7DGDQ7 |
| Additional Features | Temperature Proof, Water Proof, X Ray Proof |
| Best Sellers Rank | #2 in SecureDigital Memory Cards |
| Brand | Sandisk |
| Color | Gray/Gold |
| Compatible Devices | Car Navigation Systems, Computers, Digital Cameras, Home Theatre Devices |
| Customer Reviews | 4.7 4.7 out of 5 stars (20,970) |
| Flash Memory Type | SDXC |
| Global Trade Identification Number | 00619659188948 |
| Hardware Connectivity | SDHC |
| Item Dimensions D x W x H | 0.04"D x 0.8"W x 0.6"H |
| Item Dimensions L x W | 1.26"L x 0.94"W |
| Item Weight | 2 Grams |
| Manufacturer | Sandisk Technologies, Inc. |
| Media Speed | 130 MB per second |
| Memory Storage Capacity | 256 GB |
| Model Name | SanDisk Extreme SD UHS-I Card |
| Model Number | SDSDXVV-256G-GNCIN |
| Read Speed | 180 Megabytes Per Second |
| Secure Digital Association Speed Class | Class 10 |
| UPC | 619659188948 |
| Unit Count | 1.0 Count |
| Warranty Description | Lifetime limited manufacturer warranty |
| Warranty Type | Manufacturer |
J**Y
Finally, a card that can keep up with my "burst-fire" photo habit!
I’m definitely a "weekend warrior" when it comes to photography. I recently took this SanDisk 256GB card on a hiking trip where I was snapping high-res RAW photos of everything that moved. I’ve used cheaper cards before that would "choke" and make me wait while the camera processed the images, but this one didn't skip a beat. What You Need to Know Tons of Space (Storage): 256GB is honestly the "sweet spot" for me. I spent three days shooting photos and some 4K video clips of the scenery and didn't even come close to filling it up. It’s a huge relief not having to carry a bunch of tiny cases or worry about deleting photos on the fly to make room. Zero Issues (Compatibility): I popped this into my Sony mirrorless camera, and it worked instantly. I also tried it in my older point-and-shoot and my laptop’s card reader—no "card error" messages or formatting headaches. It’s basically plug-and-play. Quick Transfers: I’m pretty impatient when I get home and want to see my shots. Moving a few hundred photos to my PC was surprisingly fast. While I didn't sit there with a stopwatch, it felt way snappier than my old cards. I wasn't stuck waiting for the progress bar forever. Great Bang for Your Buck: You can spend a fortune on the "Pro" versions of these cards, but unless you’re shooting a Hollywood movie, this "Extreme" version is plenty. It’s fast, reliable, and didn't break the bank. The Verdict If you’re a hobbyist who wants to shoot 4K video or lots of photos without the "Card Full" anxiety, just grab this one. It’s reliable, fast enough for almost everyone, and the price is right. Totally worth the 5 stars.
U**F
Nice disk.
Purchased for a new camera. Price was great and the capacity is even better. It is totally compatible with my Canon 80D. Formatting with my camera was a piece of cake. Photo quality seems great as well.
J**E
Works great and affordable!
Needed this for my DLSR camera. Great quality and affordable!
K**Z
Fast, Reliable, and Durable – My Go-To 256GB SD Card for 4K Video
As someone who frequently shoots 4K video and captures high-resolution photos, I needed a memory card that could keep up with my workflow. The SanDisk 256GB Extreme SDXC UHS-I Memory Card (SDSDXVV-256G-GNCIN) has been a game-changer. Performance: This card delivers impressive read speeds up to 180MB/s and write speeds up to 130MB/s, making it ideal for capturing uninterrupted 4K UHD video and high-speed burst photography. Whether I'm recording fast-paced action scenes or shooting in RAW format, it handles everything smoothly without lag or buffering. Durability: Built to withstand harsh conditions, this card is temperature-proof, waterproof, shock-proof, and x-ray-proof. I've used it in various environments, from outdoor shoots in extreme temperatures to humid locations, and it has performed reliably every time. Capacity: With 256GB of storage, I can record hours of 4K footage or thousands of high-resolution photos without worrying about running out of space. It's perfect for long shoots or travel photography where access to additional storage might be limited. Compatibility: I've used this card with multiple devices, including my DSLR and mirrorless cameras, and it works seamlessly across the board. The UHS-I interface ensures quick data transfer, and the V30 and U3 ratings guarantee minimum write speeds of 30MB/s, which is essential for 4K recording. Conclusion: The SanDisk 256GB Extreme SDXC UHS-I Memory Card offers a perfect balance of speed, capacity, and durability. It's become my go-to card for both video and photography needs. If you're looking for a reliable memory card that can handle high-resolution content creation, I highly recommend this one
P**R
Excellent SD card
Going strong, works great for photos.
J**I
sd
very nice! works with 3ds!!
C**R
Love these SD cards
This is one of my favorite SD cards. I always come back to it and purchase more when I need them. Download speeds have never been so fast ! It functions very well and has lots of storage space.
L**R
Memory Card
It’s a memory card. Works like a memory card should. Not much too say!
D**A
✅ What’s great This card is advertised to support 4K UHD video recording without stuttering, which makes it well-suited for video shooters. Amazon +2 cameramemoryspeed.com +2 One test of the “Extreme 150 MB/s UHS-I U3 V30 128 GB” version found read speeds up to ~153 MB/s and write speeds up to ~89 MB/s. cameramemoryspeed.com Strong reputation: Many users highlight its reliability, durability (waterproof, shockproof when compared to peers), and wide compatibility with cameras. Best Buy +1 Good capacity (128GB) means you can store lots of RAW photos or extended 4K video clips without swapping cards too often. ⚠️ Some things to keep in mind While the read and write speeds are good, they may not reach the maximum rated speeds in all real-world situations and not all card readers/cameras will allow full speed. For example, one review noted the read speed dropped when used in non-pro card readers. cameramemoryspeed.com +1 If your camera supports UHS-II or higher (or very high bitrate 4K/6K/8K recording), a UHS-I card may be a bottleneck in some setups (though for many 4K setups it’s fine). DPReview As with all SD cards: always buy from a trusted seller (to avoid counterfeit cards) and format the card in your camera before use. 🎯 My verdict If you’re using a mid to high-end DSLR or mirrorless camera and you shoot 4K video (or lots of high-res stills), this card is a very solid choice. It gives a good mix of capacity, speed and reliability for many creators. Unless you’re doing ultra high-end cinema workflows (e.g., 8K or very high bit-rate RAW internal recording), you’ll likely find this card more than adequate. So yes — I’d recommend it for your setup (especially since you are into videography/photography for your digital marketing and content creation work).
V**.
Works well 🔥
M**L
Super quick delivery and everything works as expected.
U**1
Original product. Made my dslr from sleeping and thinking to capture photos to taking fast burst shots. Totally recommended for speed boost.
I**S
Buscaba una tarjeta SD para mi cámara de fotos con ña que además hago vídeos en 4K y esta tarjeta ha cumplido todas mis expectativas y necesidades. Va rápida y fluida para pasar la información al ordenador y la capacidad es ideal para disparar o grabar a máxima calidad. Un producto de calidad y fiable. Producto muy recomendable por el precio y características.
Trustpilot
1 month ago
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