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⚡ Capture. Transfer. Conquer. The ultimate SD card for pros who never miss a beat.
The SanDisk 256GB Extreme PRO SD UHS-I card delivers ultra-fast 200MB/s read and 140MB/s write speeds powered by proprietary QuickFlow Technology. Engineered for professional-grade 4K UHD video and high-speed burst photography, it features UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) certifications. Ruggedly built to withstand water, temperature extremes, and X-rays, this card offers massive 256GB storage with lifetime limited warranty, making it the top choice for demanding creatives and tech-savvy professionals.










| ASIN | B09X7CFXSX |
| Additional Features | Temperature Proof, Water Proof, X Ray Proof |
| Best Sellers Rank | #1 in SecureDigital Memory Cards |
| Brand | Sandisk |
| Color | Dark gray/Black |
| Compatible Devices | Car Navigation Systems, Computers, Digital Cameras, Home Theatre Devices |
| Customer Reviews | 4.8 out of 5 stars 70,408 Reviews |
| Flash Memory Type | SDXC |
| Flash Memory Video Speed Class | V30 |
| Global Trade Identification Number | 00619659188658 |
| Hardware Connectivity | SDXC |
| Item Dimensions D x W x H | 0.04"D x 0.94"W x 1.1"H |
| Item Dimensions L x W | 1.26"L x 0.9"W |
| Item Highlight | V30, U3, C10, 4K UHD, Up to 140MB/s Write Speeds, SANDISK QuickFlow Technology - SDSDXXD-256G-GN4IN |
| Item Weight | 2 g |
| Manufacturer | Sandisk Technologies, Inc. |
| Media Speed | 140 MB per second |
| Memory Storage Capacity | 256 GB |
| Mfr Part Number | SDSDXXD-256G-GN4IN |
| Model Name | SanDisk Extreme PRO SD UHS-I Card |
| Model Number | SDSDXXD-256G-GN4IN |
| Number of Items | 1 |
| Number of Packs | 1 |
| Read Speed | 200 megabytes_per_second |
| Secure Digital Association Speed Class | Class 10 |
| UPC | 619659188658 |
| Unit Count | 1 Count |
| Warranty Description | Lifetime limited manufacturer warranty |
| Warranty Type | manufacturer |
S**I
Fast, reliable, and exactly what a card should be
This card has been flawless. The read speeds live up to the claim, and offloading a full shoot to my computer is genuinely quick, so I'm not sitting around waiting for transfers to finish. Write speeds keep up beautifully too, which matters when I'm shooting bursts or high-resolution files back to back with no buffering hiccups. The V30 rating handles 4K video without dropping frames, and the 128GB capacity hits the sweet spot for me. It's plenty of room for a long day of shooting without constantly swapping cards, but not so large that losing one would wipe out everything at once. I've been running it hard and it hasn't skipped a beat. It also feels built to last.
J**N
Excellent High-Performance SD Card
I picked up the SanDisk 256GB Extreme PRO SDXC UHS-I Memory Card for my DSLR camera and it has been a fantastic upgrade. The write speeds are more than sufficient for my camera – I can shoot continuous bursts in RAW without any buffering issues, even during longer action sequences while out hunting or doing outdoor photography. It handles everything I throw at it smoothly and reliably. The 256GB capacity is huge – I no longer have to worry about swapping cards mid-shoot or constantly offloading files. Between photos and some 4K video clips, this card gives me plenty of room while maintaining the premium build quality and durability SanDisk is known for. It feels solid and has performed flawlessly in varying conditions. For the amount of storage and the Extreme PRO quality, the value is outstanding. You’re getting a top-tier card that delivers professional-level performance without breaking the bank. I’ve used cheaper cards in the past that let me down, but this one gives me total confidence every time I head out with my camera. Highly recommend this SanDisk Extreme PRO for anyone with a DSLR who wants fast, reliable, high-capacity storage. Worth every penny!
J**.
Fast, Reliable, and Great for Video
This SanDisk card has been excellent so far. It’s fast enough for photos and video without slowing me down, and the 128GB capacity gives me plenty of room for longer shoots. It’s been reliable and performs exactly how I expected from a good SD card.
D**N
Don’t lose your drone camera memories with
I ordered these sand disc 256 GB extreme pro memory cards. I’m using them for my DJI enterprise drones since the upload speed on these cards are very fast. These sand disks cards are very dependable and have not failed. Don’t cheap out and buy cheap cards you will lose what you have filmed I highly recommend the Sanders products.
A**R
Great Product
I have bought several of these memory cards to use in trail cameras and have not had any issues yet. They appear to be high quality, do just what I need them to, and have a lot more storage than I should ever need.
J**D
Top performing cards from a trusted brand — but the market has changed and you need to know that
SanDisk SD cards have been a staple of my workflow for years. As a digital content producer I've purchased hundreds of them — not just for recording and storage, but as a practical portable delivery format for finished video projects. Handing a client a card with their completed work on it is clean, professional, and keeps the project off your drives. For that use case, these have been indispensable. Very versatile. The performance case needs little elaboration. SanDisk, a division of Western Digital, remains best in class. Read and write speeds are reliable, compatibility is universal across cameras, laptops, 3D printers, and any other device with an SD slot, and the reliability track record over years of heavy professional use speaks for itself. If you need an SD card, this is the brand you buy. What has changed — and what I think any buyer deserves to know before ordering — is the market. SD card prices have increased dramatically in recent months, in some cases quadrupling within a year. The shift of major production lines toward data center and SSD support has tightened supply significantly, and there is no clear indication that pricing will normalize anytime soon. What was once a casual, affordable purchase now requires a moment of consideration. The longer view is equally worth considering. Like the compact disc before it, the SD card may be approaching the later chapters of its lifecycle. Cloud-first workflows are already embedded in many production pipelines, and the infrastructure for wireless and direct transfer continues to mature. The format will not disappear overnight, but the trajectory is worth factoring into purchasing decisions. That leaves you with essentially two options: stock up now at current prices before they climb further, or begin evaluating whether your workflow and the technology that drives it are due for an update. Neither is the wrong answer — it depends entirely on where you are in your production setup. For the cards themselves, the recommendation remains unconditional. For the category as a whole, go in with eyes open.
D**S
Unleash Your Creative Potential with the SanDisk 512GB Extreme PRO SDXC UHS-I Memory Card
In the realm of photography and videography, storage capacity, speed, and reliability are paramount. The SanDisk 512GB Extreme PRO SDXC UHS-I Memory Card not only meets but exceeds these expectations, making it an indispensable tool for enthusiasts and professionals alike. Boasting a massive 512GB of storage space, this memory card provides ample room for storing high-resolution photos, 4K videos, and large multimedia files. It's a game-changer for photographers and videographers who require extensive storage without the hassle of frequently swapping out memory cards during critical moments. The Extreme PRO's UHS-I technology ensures lightning-fast read and write speeds, allowing for seamless and efficient data transfer. Whether you're shooting in burst mode, capturing high-definition video, or transferring files to your computer, the speed of this memory card significantly reduces lag time and enhances overall workflow. For videographers working with 4K content, the Extreme PRO SDXC UHS-I card is a dream come true. Its sustained write speeds can keep up with the demands of high-bitrate 4K video recording, ensuring smooth and uninterrupted capture of cinematic moments. This makes it an ideal choice for content creators who demand uncompromising performance. The rugged design of the Extreme PRO ensures durability in challenging conditions. It is temperature-proof, waterproof, shockproof, and X-ray proof, providing peace of mind for photographers and videographers working in diverse environments. Whether you're shooting in extreme heat, amidst water splashes, or in rugged outdoor settings, this memory card can withstand the elements. The SanDisk 512GB Extreme PRO is compatible with a wide range of devices, including digital cameras, camcorders, and laptops with SD card slots. Its versatility makes it a go-to choice for professionals who use multiple devices in their workflow, streamlining the process of data transfer and storage. The SanDisk 512GB Extreme PRO SDXC UHS-I Memory Card is a powerhouse solution for photographers and videographers seeking uncompromising performance, generous storage, and robust durability. Its fast read and write speeds, coupled with an impressive capacity, make it an ideal choice for professionals working with high-resolution media. Whether you're a wildlife photographer, a wedding videographer, or a content creator pushing the boundaries of visual storytelling, this memory card is a reliable and efficient companion that allows you to focus on capturing the perfect shot without worrying about storage limitations.
J**N
Great SD card just like all their other products so far.
Love Sandisk drives overall from their USB's to SD cards I have not ran into an issue. They are very reliable, and the transfer speed is great. I have had no real issue with connectivity but I will make a small note double check the item you are buying it for to make sure the size will work for it. The only item I have yet to try from Sandisk is their external drives and I look forward to doing that at some point.
B**Y
Best sd card
Best sd card for holding your files and photos
M**A
Cartão memória
Muito bom
C**L
Kaliteli marka
Kaliteli ürün, okuma ve yazma hızı çok iyi.
吉**哉
悩んだらこれ
コスパも性能も申し分なし 学生写真部に
T**U
V30 kartların en iyisi
Lexardan sonra farkı anlıyorsunuz v30 kartlar 4k 140mbps den sonrasını desteklemiyorken bu kart 4k 200mbps kayıt yapabiliyor. Sony A6700 kameramda kullanıyorum şuana kadar hiç üzmedi Başka v30 kart almayın aldırmayın farkı ödemeye değiyor
Trustpilot
5 days ago
1 month ago